Merge branch 'for-2.6.33' into for-2.6.34
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 0d7718f9..08909cc 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -253,6 +253,9 @@
/* codec register bit access */
int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg,
unsigned int mask, unsigned int value);
+int snd_soc_update_bits_locked(struct snd_soc_codec *codec,
+ unsigned short reg, unsigned int mask,
+ unsigned int value);
int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg,
unsigned int mask, unsigned int value);
diff --git a/include/sound/tpa6130a2-plat.h b/include/sound/tpa6130a2-plat.h
index e8c901e..e29fde6 100644
--- a/include/sound/tpa6130a2-plat.h
+++ b/include/sound/tpa6130a2-plat.h
@@ -23,7 +23,13 @@
#ifndef TPA6130A2_PLAT_H
#define TPA6130A2_PLAT_H
+enum tpa_model {
+ TPA6130A2,
+ TPA6140A2,
+};
+
struct tpa6130a2_platform_data {
+ enum tpa_model id;
int power_gpio;
};
diff --git a/include/sound/wm8904.h b/include/sound/wm8904.h
new file mode 100644
index 0000000..d66575a
--- /dev/null
+++ b/include/sound/wm8904.h
@@ -0,0 +1,57 @@
+/*
+ * Platform data for WM8904
+ *
+ * Copyright 2009 Wolfson Microelectronics PLC.
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __MFD_WM8994_PDATA_H__
+#define __MFD_WM8994_PDATA_H__
+
+#define WM8904_DRC_REGS 4
+#define WM8904_EQ_REGS 25
+
+/**
+ * DRC configurations are specified with a label and a set of register
+ * values to write (the enable bits will be ignored). At runtime an
+ * enumerated control will be presented for each DRC block allowing
+ * the user to choose the configration to use.
+ *
+ * Configurations may be generated by hand or by using the DRC control
+ * panel provided by the WISCE - see http://www.wolfsonmicro.com/wisce/
+ * for details.
+ */
+struct wm8904_drc_cfg {
+ const char *name;
+ u16 regs[WM8904_DRC_REGS];
+};
+
+/**
+ * ReTune Mobile configurations are specified with a label, sample
+ * rate and set of values to write (the enable bits will be ignored).
+ *
+ * Configurations are expected to be generated using the ReTune Mobile
+ * control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
+ */
+struct wm8904_retune_mobile_cfg {
+ const char *name;
+ unsigned int rate;
+ u16 regs[WM8904_EQ_REGS];
+};
+
+struct wm8904_pdata {
+ int num_drc_cfgs;
+ struct wm8904_drc_cfg *drc_cfgs;
+
+ int num_retune_mobile_cfgs;
+ struct wm8904_retune_mobile_cfg *retune_mobile_cfgs;
+};
+
+#endif
diff --git a/include/sound/wm8955.h b/include/sound/wm8955.h
new file mode 100644
index 0000000..5074ef4
--- /dev/null
+++ b/include/sound/wm8955.h
@@ -0,0 +1,26 @@
+/*
+ * Platform data for WM8955
+ *
+ * Copyright 2009 Wolfson Microelectronics PLC.
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __WM8955_PDATA_H__
+#define __WM8955_PDATA_H__
+
+struct wm8955_pdata {
+ /* Configure LOUT2/ROUT2 to drive a speaker */
+ unsigned int out2_speaker:1;
+
+ /* Configure MONOIN+/- in differential mode */
+ unsigned int monoin_diff:1;
+};
+
+#endif
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 52b005f..62ff26a 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -23,6 +23,7 @@
select SND_SOC_AK4671 if I2C
select SND_SOC_CS4270 if I2C
select SND_SOC_MAX9877 if I2C
+ select SND_SOC_DA7210 if I2C
select SND_SOC_PCM3008
select SND_SOC_SPDIF
select SND_SOC_SSM2602 if I2C
@@ -49,7 +50,9 @@
select SND_SOC_WM8776 if SND_SOC_I2C_AND_SPI
select SND_SOC_WM8900 if I2C
select SND_SOC_WM8903 if I2C
+ select SND_SOC_WM8904 if I2C
select SND_SOC_WM8940 if I2C
+ select SND_SOC_WM8955 if I2C
select SND_SOC_WM8960 if I2C
select SND_SOC_WM8961 if I2C
select SND_SOC_WM8971 if I2C
@@ -112,6 +115,9 @@
config SND_SOC_CS4270
tristate
+config SND_SOC_DA7210
+ tristate
+
# Cirrus Logic CS4270 Codec VD = 3.3V Errata
# Select if you are affected by the errata where the part will not function
# if MCLK divide-by-1.5 is selected and VD is set to 3.3V. The driver will
@@ -203,9 +209,15 @@
config SND_SOC_WM8903
tristate
+config SND_SOC_WM8904
+ tristate
+
config SND_SOC_WM8940
tristate
+config SND_SOC_WM8955
+ tristate
+
config SND_SOC_WM8960
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index dbaecb1..ea98354 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -10,6 +10,7 @@
snd-soc-ak4671-objs := ak4671.o
snd-soc-cs4270-objs := cs4270.o
snd-soc-cx20442-objs := cx20442.o
+snd-soc-da7210-objs := da7210.o
snd-soc-l3-objs := l3.o
snd-soc-pcm3008-objs := pcm3008.o
snd-soc-spdif-objs := spdif_transciever.o
@@ -36,7 +37,9 @@
snd-soc-wm8776-objs := wm8776.o
snd-soc-wm8900-objs := wm8900.o
snd-soc-wm8903-objs := wm8903.o
+snd-soc-wm8904-objs := wm8904.o
snd-soc-wm8940-objs := wm8940.o
+snd-soc-wm8955-objs := wm8955.o
snd-soc-wm8960-objs := wm8960.o
snd-soc-wm8961-objs := wm8961.o
snd-soc-wm8971-objs := wm8971.o
@@ -66,6 +69,7 @@
obj-$(CONFIG_SND_SOC_AK4671) += snd-soc-ak4671.o
obj-$(CONFIG_SND_SOC_CS4270) += snd-soc-cs4270.o
obj-$(CONFIG_SND_SOC_CX20442) += snd-soc-cx20442.o
+obj-$(CONFIG_SND_SOC_DA7210) += snd-soc-da7210.o
obj-$(CONFIG_SND_SOC_L3) += snd-soc-l3.o
obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o
obj-$(CONFIG_SND_SOC_SPDIF) += snd-soc-spdif.o
@@ -92,11 +96,13 @@
obj-$(CONFIG_SND_SOC_WM8776) += snd-soc-wm8776.o
obj-$(CONFIG_SND_SOC_WM8900) += snd-soc-wm8900.o
obj-$(CONFIG_SND_SOC_WM8903) += snd-soc-wm8903.o
-obj-$(CONFIG_SND_SOC_WM8971) += snd-soc-wm8971.o
-obj-$(CONFIG_SND_SOC_WM8974) += snd-soc-wm8974.o
+obj-$(CONFIG_SND_SOC_WM8904) += snd-soc-wm8904.o
obj-$(CONFIG_SND_SOC_WM8940) += snd-soc-wm8940.o
+obj-$(CONFIG_SND_SOC_WM8955) += snd-soc-wm8955.o
obj-$(CONFIG_SND_SOC_WM8960) += snd-soc-wm8960.o
obj-$(CONFIG_SND_SOC_WM8961) += snd-soc-wm8961.o
+obj-$(CONFIG_SND_SOC_WM8971) += snd-soc-wm8971.o
+obj-$(CONFIG_SND_SOC_WM8974) += snd-soc-wm8974.o
obj-$(CONFIG_SND_SOC_WM8988) += snd-soc-wm8988.o
obj-$(CONFIG_SND_SOC_WM8990) += snd-soc-wm8990.o
obj-$(CONFIG_SND_SOC_WM8993) += snd-soc-wm8993.o
diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 2c18e3d..83add2f 100644
--- a/sound/soc/codecs/ad1836.c
+++ b/sound/soc/codecs/ad1836.c
@@ -223,6 +223,36 @@
return reg_cache[reg];
}
+#ifdef CONFIG_PM
+static int ad1836_soc_suspend(struct platform_device *pdev,
+ pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ /* reset clock control mode */
+ u16 adc_ctrl2 = codec->read(codec, AD1836_ADC_CTRL2);
+ adc_ctrl2 &= ~AD1836_ADC_SERFMT_MASK;
+
+ return codec->write(codec, AD1836_ADC_CTRL2, adc_ctrl2);
+}
+
+static int ad1836_soc_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ /* restore clock control mode */
+ u16 adc_ctrl2 = codec->read(codec, AD1836_ADC_CTRL2);
+ adc_ctrl2 |= AD1836_ADC_AUX;
+
+ return codec->write(codec, AD1836_ADC_CTRL2, adc_ctrl2);
+}
+#else
+#define ad1836_soc_suspend NULL
+#define ad1836_soc_resume NULL
+#endif
+
static int __devinit ad1836_spi_probe(struct spi_device *spi)
{
struct snd_soc_codec *codec;
@@ -404,6 +434,8 @@
struct snd_soc_codec_device soc_codec_dev_ad1836 = {
.probe = ad1836_probe,
.remove = ad1836_remove,
+ .suspend = ad1836_soc_suspend,
+ .resume = ad1836_soc_resume,
};
EXPORT_SYMBOL_GPL(soc_codec_dev_ad1836);
diff --git a/sound/soc/codecs/ad1938.c b/sound/soc/codecs/ad1938.c
index 5d48918..47d9ac0 100644
--- a/sound/soc/codecs/ad1938.c
+++ b/sound/soc/codecs/ad1938.c
@@ -97,6 +97,7 @@
static const struct snd_soc_dapm_widget ad1938_dapm_widgets[] = {
SND_SOC_DAPM_DAC("DAC", "Playback", AD1938_DAC_CTRL0, 0, 1),
SND_SOC_DAPM_ADC("ADC", "Capture", SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_SUPPLY("PLL_PWR", AD1938_PLL_CLK_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_SUPPLY("ADC_PWR", AD1938_ADC_CTRL0, 0, 1, NULL, 0),
SND_SOC_DAPM_OUTPUT("DAC1OUT"),
SND_SOC_DAPM_OUTPUT("DAC2OUT"),
@@ -107,6 +108,8 @@
};
static const struct snd_soc_dapm_route audio_paths[] = {
+ { "DAC", NULL, "PLL_PWR" },
+ { "ADC", NULL, "PLL_PWR" },
{ "DAC", NULL, "ADC_PWR" },
{ "ADC", NULL, "ADC_PWR" },
{ "DAC1OUT", "DAC1 Switch", "DAC" },
@@ -134,18 +137,8 @@
return 0;
}
-static inline int ad1938_pll_powerctrl(struct snd_soc_codec *codec, int cmd)
-{
- int reg = codec->read(codec, AD1938_PLL_CLK_CTRL0);
- reg = (cmd > 0) ? reg & (~AD1938_PLL_POWERDOWN) : reg |
- AD1938_PLL_POWERDOWN;
- codec->write(codec, AD1938_PLL_CLK_CTRL0, reg);
-
- return 0;
-}
-
static int ad1938_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
- unsigned int mask, int slots, int width)
+ unsigned int rx_mask, int slots, int width)
{
struct snd_soc_codec *codec = dai->codec;
int dac_reg = codec->read(codec, AD1938_DAC_CTRL1);
@@ -306,24 +299,6 @@
return 0;
}
-static int ad1938_set_bias_level(struct snd_soc_codec *codec,
- enum snd_soc_bias_level level)
-{
- switch (level) {
- case SND_SOC_BIAS_ON:
- ad1938_pll_powerctrl(codec, 1);
- break;
- case SND_SOC_BIAS_PREPARE:
- break;
- case SND_SOC_BIAS_STANDBY:
- case SND_SOC_BIAS_OFF:
- ad1938_pll_powerctrl(codec, 0);
- break;
- }
- codec->bias_level = level;
- return 0;
-}
-
/*
* interface to read/write ad1938 register
*/
@@ -514,7 +489,6 @@
codec->num_dai = 1;
codec->write = ad1938_write_reg;
codec->read = ad1938_read_reg_cache;
- codec->set_bias_level = ad1938_set_bias_level;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
@@ -559,7 +533,6 @@
static void ad1938_unregister(struct ad1938_priv *ad1938)
{
- ad1938_set_bias_level(&ad1938->codec, SND_SOC_BIAS_OFF);
snd_soc_unregister_dai(&ad1938_dai);
snd_soc_unregister_codec(&ad1938->codec);
kfree(ad1938);
@@ -593,7 +566,6 @@
ARRAY_SIZE(ad1938_dapm_widgets));
snd_soc_dapm_add_routes(codec, audio_paths, ARRAY_SIZE(audio_paths));
- ad1938_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
pcm_err:
return ret;
@@ -610,37 +582,9 @@
return 0;
}
-#ifdef CONFIG_PM
-static int ad1938_suspend(struct platform_device *pdev,
- pm_message_t state)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- ad1938_set_bias_level(codec, SND_SOC_BIAS_OFF);
- return 0;
-}
-
-static int ad1938_resume(struct platform_device *pdev)
-{
- struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
-
- if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
- ad1938_set_bias_level(codec, SND_SOC_BIAS_ON);
-
- return 0;
-}
-#else
-#define ad1938_suspend NULL
-#define ad1938_resume NULL
-#endif
-
struct snd_soc_codec_device soc_codec_dev_ad1938 = {
.probe = ad1938_probe,
.remove = ad1938_remove,
- .suspend = ad1938_suspend,
- .resume = ad1938_resume,
};
EXPORT_SYMBOL_GPL(soc_codec_dev_ad1938);
diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c
index ffe122d..8b54575 100644
--- a/sound/soc/codecs/cs4270.c
+++ b/sound/soc/codecs/cs4270.c
@@ -28,6 +28,7 @@
#include <sound/initval.h>
#include <linux/i2c.h>
#include <linux/delay.h>
+#include <linux/regulator/consumer.h>
#include "cs4270.h"
@@ -106,6 +107,10 @@
#define CS4270_MUTE_DAC_A 0x01
#define CS4270_MUTE_DAC_B 0x02
+static const char *supply_names[] = {
+ "va", "vd", "vlc"
+};
+
/* Private data for the CS4270 */
struct cs4270_private {
struct snd_soc_codec codec;
@@ -114,6 +119,9 @@
unsigned int mode; /* The mode (I2S or left-justified) */
unsigned int slave_mode;
unsigned int manual_mute;
+
+ /* power domain regulators */
+ struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
};
/**
@@ -579,7 +587,8 @@
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = cs4270_codec;
- int ret;
+ struct cs4270_private *cs4270 = codec->private_data;
+ int i, ret;
/* Connect the codec to the socdev. snd_soc_new_pcms() needs this. */
socdev->card->codec = codec;
@@ -599,6 +608,15 @@
goto error_free_pcms;
}
+ /* get the power supply regulators */
+ for (i = 0; i < ARRAY_SIZE(supply_names); i++)
+ cs4270->supplies[i].supply = supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(cs4270->supplies),
+ cs4270->supplies);
+ if (ret < 0)
+ goto error_free_pcms;
+
return 0;
error_free_pcms:
@@ -616,8 +634,11 @@
static int cs4270_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = cs4270_codec;
+ struct cs4270_private *cs4270 = codec->private_data;
snd_soc_free_pcms(socdev);
+ regulator_bulk_free(ARRAY_SIZE(cs4270->supplies), cs4270->supplies);
return 0;
};
@@ -799,17 +820,33 @@
static int cs4270_soc_suspend(struct platform_device *pdev, pm_message_t mesg)
{
struct snd_soc_codec *codec = cs4270_codec;
- int reg = snd_soc_read(codec, CS4270_PWRCTL) | CS4270_PWRCTL_PDN_ALL;
+ struct cs4270_private *cs4270 = codec->private_data;
+ int reg, ret;
- return snd_soc_write(codec, CS4270_PWRCTL, reg);
+ reg = snd_soc_read(codec, CS4270_PWRCTL) | CS4270_PWRCTL_PDN_ALL;
+ if (reg < 0)
+ return reg;
+
+ ret = snd_soc_write(codec, CS4270_PWRCTL, reg);
+ if (ret < 0)
+ return ret;
+
+ regulator_bulk_disable(ARRAY_SIZE(cs4270->supplies),
+ cs4270->supplies);
+
+ return 0;
}
static int cs4270_soc_resume(struct platform_device *pdev)
{
struct snd_soc_codec *codec = cs4270_codec;
+ struct cs4270_private *cs4270 = codec->private_data;
struct i2c_client *i2c_client = codec->control_data;
int reg;
+ regulator_bulk_enable(ARRAY_SIZE(cs4270->supplies),
+ cs4270->supplies);
+
/* In case the device was put to hard reset during sleep, we need to
* wait 500ns here before any I2C communication. */
ndelay(500);
diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
new file mode 100644
index 0000000..fbf3ab4
--- /dev/null
+++ b/sound/soc/codecs/da7210.c
@@ -0,0 +1,589 @@
+/*
+ * DA7210 ALSA Soc codec driver
+ *
+ * Copyright (c) 2009 Dialog Semiconductor
+ * Written by David Chen <Dajun.chen@diasemi.com>
+ *
+ * Copyright (C) 2009 Renesas Solutions Corp.
+ * Cleanups by Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ *
+ * Tested on SuperH Ecovec24 board with S16/S24 LE in 48KHz using I2S
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/tlv.h>
+#include <sound/initval.h>
+#include <asm/div64.h>
+
+#include "da7210.h"
+
+/* DA7210 register space */
+#define DA7210_STATUS 0x02
+#define DA7210_STARTUP1 0x03
+#define DA7210_MIC_L 0x07
+#define DA7210_MIC_R 0x08
+#define DA7210_INMIX_L 0x0D
+#define DA7210_INMIX_R 0x0E
+#define DA7210_ADC_HPF 0x0F
+#define DA7210_ADC 0x10
+#define DA7210_DAC_HPF 0x14
+#define DA7210_DAC_L 0x15
+#define DA7210_DAC_R 0x16
+#define DA7210_DAC_SEL 0x17
+#define DA7210_OUTMIX_L 0x1C
+#define DA7210_OUTMIX_R 0x1D
+#define DA7210_HP_L_VOL 0x21
+#define DA7210_HP_R_VOL 0x22
+#define DA7210_HP_CFG 0x23
+#define DA7210_DAI_SRC_SEL 0x25
+#define DA7210_DAI_CFG1 0x26
+#define DA7210_DAI_CFG3 0x28
+#define DA7210_PLL_DIV3 0x2B
+#define DA7210_PLL 0x2C
+
+/* STARTUP1 bit fields */
+#define DA7210_SC_MST_EN (1 << 0)
+
+/* MIC_L bit fields */
+#define DA7210_MICBIAS_EN (1 << 6)
+#define DA7210_MIC_L_EN (1 << 7)
+
+/* MIC_R bit fields */
+#define DA7210_MIC_R_EN (1 << 7)
+
+/* INMIX_L bit fields */
+#define DA7210_IN_L_EN (1 << 7)
+
+/* INMIX_R bit fields */
+#define DA7210_IN_R_EN (1 << 7)
+
+/* ADC_HPF bit fields */
+#define DA7210_ADC_VOICE_EN (1 << 7)
+
+/* ADC bit fields */
+#define DA7210_ADC_L_EN (1 << 3)
+#define DA7210_ADC_R_EN (1 << 7)
+
+/* DAC_HPF fields */
+#define DA7210_DAC_VOICE_EN (1 << 7)
+
+/* DAC_SEL bit fields */
+#define DA7210_DAC_L_SRC_DAI_L (4 << 0)
+#define DA7210_DAC_L_EN (1 << 3)
+#define DA7210_DAC_R_SRC_DAI_R (5 << 4)
+#define DA7210_DAC_R_EN (1 << 7)
+
+/* OUTMIX_L bit fields */
+#define DA7210_OUT_L_EN (1 << 7)
+
+/* OUTMIX_R bit fields */
+#define DA7210_OUT_R_EN (1 << 7)
+
+/* HP_CFG bit fields */
+#define DA7210_HP_2CAP_MODE (1 << 1)
+#define DA7210_HP_SENSE_EN (1 << 2)
+#define DA7210_HP_L_EN (1 << 3)
+#define DA7210_HP_MODE (1 << 6)
+#define DA7210_HP_R_EN (1 << 7)
+
+/* DAI_SRC_SEL bit fields */
+#define DA7210_DAI_OUT_L_SRC (6 << 0)
+#define DA7210_DAI_OUT_R_SRC (7 << 4)
+
+/* DAI_CFG1 bit fields */
+#define DA7210_DAI_WORD_S16_LE (0 << 0)
+#define DA7210_DAI_WORD_S24_LE (2 << 0)
+#define DA7210_DAI_FLEN_64BIT (1 << 2)
+#define DA7210_DAI_MODE_MASTER (1 << 7)
+
+/* DAI_CFG3 bit fields */
+#define DA7210_DAI_FORMAT_I2SMODE (0 << 0)
+#define DA7210_DAI_OE (1 << 3)
+#define DA7210_DAI_EN (1 << 7)
+
+/*PLL_DIV3 bit fields */
+#define DA7210_MCLK_RANGE_10_20_MHZ (1 << 4)
+#define DA7210_PLL_BYP (1 << 6)
+
+/* PLL bit fields */
+#define DA7210_PLL_FS_48000 (11 << 0)
+
+#define DA7210_VERSION "0.0.1"
+
+/* Codec private data */
+struct da7210_priv {
+ struct snd_soc_codec codec;
+};
+
+static struct snd_soc_codec *da7210_codec;
+
+/*
+ * Register cache
+ */
+static const u8 da7210_reg[] = {
+ 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R0 - R7 */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, /* R8 - RF */
+ 0x00, 0x00, 0x00, 0x00, 0x08, 0x10, 0x10, 0x54, /* R10 - R17 */
+ 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R18 - R1F */
+ 0x00, 0x00, 0x00, 0x02, 0x00, 0x76, 0x00, 0x00, /* R20 - R27 */
+ 0x04, 0x00, 0x00, 0x30, 0x2A, 0x00, 0x40, 0x00, /* R28 - R2F */
+ 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, /* R30 - R37 */
+ 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x00, 0x00, /* R38 - R3F */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R40 - R4F */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R48 - R4F */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R50 - R57 */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R58 - R5F */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R60 - R67 */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R68 - R6F */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R70 - R77 */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x54, 0x00, /* R78 - R7F */
+ 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x00, 0x00, /* R80 - R87 */
+ 0x00, /* R88 */
+};
+
+/*
+ * Read da7210 register cache
+ */
+static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg)
+{
+ u8 *cache = codec->reg_cache;
+ BUG_ON(reg > ARRAY_SIZE(da7210_reg));
+ return cache[reg];
+}
+
+/*
+ * Write to the da7210 register space
+ */
+static int da7210_write(struct snd_soc_codec *codec, u32 reg, u32 value)
+{
+ u8 *cache = codec->reg_cache;
+ u8 data[2];
+
+ BUG_ON(codec->volatile_register);
+
+ data[0] = reg & 0xff;
+ data[1] = value & 0xff;
+
+ if (reg >= codec->reg_cache_size)
+ return -EIO;
+
+ if (2 != codec->hw_write(codec->control_data, data, 2))
+ return -EIO;
+
+ cache[reg] = value;
+ return 0;
+}
+
+/*
+ * Read from the da7210 register space.
+ */
+static inline u32 da7210_read(struct snd_soc_codec *codec, u32 reg)
+{
+ if (DA7210_STATUS == reg)
+ return i2c_smbus_read_byte_data(codec->control_data, reg);
+
+ return da7210_read_reg_cache(codec, reg);
+}
+
+static int da7210_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
+ struct snd_soc_codec *codec = dai->codec;
+
+ if (is_play) {
+ /* PlayBack Volume 40 */
+ snd_soc_update_bits(codec, DA7210_HP_L_VOL, 0x3F, 40);
+ snd_soc_update_bits(codec, DA7210_HP_R_VOL, 0x3F, 40);
+
+ /* Enable Out */
+ snd_soc_update_bits(codec, DA7210_OUTMIX_L, 0x1F, 0x10);
+ snd_soc_update_bits(codec, DA7210_OUTMIX_R, 0x1F, 0x10);
+
+ } else {
+ /* Volume 7 */
+ snd_soc_update_bits(codec, DA7210_MIC_L, 0x7, 0x7);
+ snd_soc_update_bits(codec, DA7210_MIC_R, 0x7, 0x7);
+
+ /* Enable Mic */
+ snd_soc_update_bits(codec, DA7210_INMIX_L, 0x1F, 0x1);
+ snd_soc_update_bits(codec, DA7210_INMIX_R, 0x1F, 0x1);
+ }
+
+ return 0;
+}
+
+/*
+ * Set PCM DAI word length.
+ */
+static int da7210_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+ u32 dai_cfg1;
+ u32 reg, mask;
+
+ /* set DAI source to Left and Right ADC */
+ da7210_write(codec, DA7210_DAI_SRC_SEL,
+ DA7210_DAI_OUT_R_SRC | DA7210_DAI_OUT_L_SRC);
+
+ /* Enable DAI */
+ da7210_write(codec, DA7210_DAI_CFG3, DA7210_DAI_OE | DA7210_DAI_EN);
+
+ dai_cfg1 = 0xFC & da7210_read(codec, DA7210_DAI_CFG1);
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ dai_cfg1 |= DA7210_DAI_WORD_S16_LE;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ dai_cfg1 |= DA7210_DAI_WORD_S24_LE;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ da7210_write(codec, DA7210_DAI_CFG1, dai_cfg1);
+
+ /* FIXME
+ *
+ * It support 48K only now
+ */
+ switch (params_rate(params)) {
+ case 48000:
+ if (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) {
+ reg = DA7210_DAC_HPF;
+ mask = DA7210_DAC_VOICE_EN;
+ } else {
+ reg = DA7210_ADC_HPF;
+ mask = DA7210_ADC_VOICE_EN;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, reg, mask, 0);
+
+ return 0;
+}
+
+/*
+ * Set DAI mode and Format
+ */
+static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ u32 dai_cfg1;
+ u32 dai_cfg3;
+
+ dai_cfg1 = 0x7f & da7210_read(codec, DA7210_DAI_CFG1);
+ dai_cfg3 = 0xfc & da7210_read(codec, DA7210_DAI_CFG3);
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ dai_cfg1 |= DA7210_DAI_MODE_MASTER;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* FIXME
+ *
+ * It support I2S only now
+ */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ dai_cfg3 |= DA7210_DAI_FORMAT_I2SMODE;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* FIXME
+ *
+ * It support 64bit data transmission only now
+ */
+ dai_cfg1 |= DA7210_DAI_FLEN_64BIT;
+
+ da7210_write(codec, DA7210_DAI_CFG1, dai_cfg1);
+ da7210_write(codec, DA7210_DAI_CFG3, dai_cfg3);
+
+ return 0;
+}
+
+#define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
+
+/* DAI operations */
+static struct snd_soc_dai_ops da7210_dai_ops = {
+ .startup = da7210_startup,
+ .hw_params = da7210_hw_params,
+ .set_fmt = da7210_set_dai_fmt,
+};
+
+struct snd_soc_dai da7210_dai = {
+ .name = "DA7210 IIS",
+ .id = 0,
+ /* playback capabilities */
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = DA7210_FORMATS,
+ },
+ /* capture capabilities */
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = DA7210_FORMATS,
+ },
+ .ops = &da7210_dai_ops,
+};
+EXPORT_SYMBOL_GPL(da7210_dai);
+
+/*
+ * Initialize the DA7210 driver
+ * register the mixer and dsp interfaces with the kernel
+ */
+static int da7210_init(struct da7210_priv *da7210)
+{
+ struct snd_soc_codec *codec = &da7210->codec;
+ int ret = 0;
+
+ if (da7210_codec) {
+ dev_err(codec->dev, "Another da7210 is registered\n");
+ return -EINVAL;
+ }
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ codec->private_data = da7210;
+ codec->name = "DA7210";
+ codec->owner = THIS_MODULE;
+ codec->read = da7210_read;
+ codec->write = da7210_write;
+ codec->dai = &da7210_dai;
+ codec->num_dai = 1;
+ codec->hw_write = (hw_write_t)i2c_master_send;
+ codec->reg_cache_size = ARRAY_SIZE(da7210_reg);
+ codec->reg_cache = kmemdup(da7210_reg,
+ sizeof(da7210_reg), GFP_KERNEL);
+
+ if (!codec->reg_cache)
+ return -ENOMEM;
+
+ da7210_dai.dev = codec->dev;
+ da7210_codec = codec;
+
+ ret = snd_soc_register_codec(codec);
+ if (ret) {
+ dev_err(codec->dev, "Failed to register CODEC: %d\n", ret);
+ goto init_err;
+ }
+
+ ret = snd_soc_register_dai(&da7210_dai);
+ if (ret) {
+ dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
+ goto init_err;
+ }
+
+ /* FIXME
+ *
+ * This driver use fixed value here
+ */
+
+ /*
+ * ADC settings
+ */
+
+ /* Enable Left & Right MIC PGA and Mic Bias */
+ da7210_write(codec, DA7210_MIC_L, DA7210_MIC_L_EN | DA7210_MICBIAS_EN);
+ da7210_write(codec, DA7210_MIC_R, DA7210_MIC_R_EN);
+
+ /* Enable Left and Right input PGA */
+ da7210_write(codec, DA7210_INMIX_L, DA7210_IN_L_EN);
+ da7210_write(codec, DA7210_INMIX_R, DA7210_IN_R_EN);
+
+ /* Enable Left and Right ADC */
+ da7210_write(codec, DA7210_ADC, DA7210_ADC_L_EN | DA7210_ADC_R_EN);
+
+ /*
+ * DAC settings
+ */
+
+ /* Enable Left and Right DAC */
+ da7210_write(codec, DA7210_DAC_SEL,
+ DA7210_DAC_L_SRC_DAI_L | DA7210_DAC_L_EN |
+ DA7210_DAC_R_SRC_DAI_R | DA7210_DAC_R_EN);
+
+ /* Enable Left and Right out PGA */
+ da7210_write(codec, DA7210_OUTMIX_L, DA7210_OUT_L_EN);
+ da7210_write(codec, DA7210_OUTMIX_R, DA7210_OUT_R_EN);
+
+ /* Enable Left and Right HeadPhone PGA */
+ da7210_write(codec, DA7210_HP_CFG,
+ DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN |
+ DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN);
+
+ /* Diable PLL and bypass it */
+ da7210_write(codec, DA7210_PLL, DA7210_PLL_FS_48000);
+
+ /* Bypass PLL and set MCLK freq rang to 10-20MHz */
+ da7210_write(codec, DA7210_PLL_DIV3,
+ DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP);
+
+ /* Activate all enabled subsystem */
+ da7210_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN);
+
+ return ret;
+
+init_err:
+ kfree(codec->reg_cache);
+ codec->reg_cache = NULL;
+
+ return ret;
+
+}
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static int da7210_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct da7210_priv *da7210;
+ struct snd_soc_codec *codec;
+ int ret;
+
+ da7210 = kzalloc(sizeof(struct da7210_priv), GFP_KERNEL);
+ if (!da7210)
+ return -ENOMEM;
+
+ codec = &da7210->codec;
+ codec->dev = &i2c->dev;
+
+ i2c_set_clientdata(i2c, da7210);
+ codec->control_data = i2c;
+
+ ret = da7210_init(da7210);
+ if (ret < 0)
+ pr_err("Failed to initialise da7210 audio codec\n");
+
+ return ret;
+}
+
+static int da7210_i2c_remove(struct i2c_client *client)
+{
+ struct da7210_priv *da7210 = i2c_get_clientdata(client);
+
+ snd_soc_unregister_dai(&da7210_dai);
+ kfree(da7210->codec.reg_cache);
+ kfree(da7210);
+ da7210_codec = NULL;
+
+ return 0;
+}
+
+static const struct i2c_device_id da7210_i2c_id[] = {
+ { "da7210", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, da7210_i2c_id);
+
+/* I2C codec control layer */
+static struct i2c_driver da7210_i2c_driver = {
+ .driver = {
+ .name = "DA7210 I2C Codec",
+ .owner = THIS_MODULE,
+ },
+ .probe = da7210_i2c_probe,
+ .remove = __devexit_p(da7210_i2c_remove),
+ .id_table = da7210_i2c_id,
+};
+#endif
+
+static int da7210_probe(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec;
+ int ret;
+
+ if (!da7210_codec) {
+ dev_err(&pdev->dev, "Codec device not registered\n");
+ return -ENODEV;
+ }
+
+ socdev->card->codec = da7210_codec;
+ codec = da7210_codec;
+
+ /* Register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0)
+ goto pcm_err;
+
+ dev_info(&pdev->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION);
+
+pcm_err:
+ return ret;
+}
+
+static int da7210_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+ return 0;
+}
+
+struct snd_soc_codec_device soc_codec_dev_da7210 = {
+ .probe = da7210_probe,
+ .remove = da7210_remove,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_da7210);
+
+static int __init da7210_modinit(void)
+{
+ int ret = 0;
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ ret = i2c_add_driver(&da7210_i2c_driver);
+#endif
+ return ret;
+}
+module_init(da7210_modinit);
+
+static void __exit da7210_exit(void)
+{
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ i2c_del_driver(&da7210_i2c_driver);
+#endif
+}
+module_exit(da7210_exit);
+
+MODULE_DESCRIPTION("ASoC DA7210 driver");
+MODULE_AUTHOR("David Chen, Kuninori Morimoto");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/da7210.h b/sound/soc/codecs/da7210.h
new file mode 100644
index 0000000..390d621
--- /dev/null
+++ b/sound/soc/codecs/da7210.h
@@ -0,0 +1,24 @@
+/*
+ * da7210.h -- audio driver for da7210
+ *
+ * Copyright (c) 2009 Dialog Semiconductor
+ * Written by David Chen <Dajun.chen@diasemi.com>
+ *
+ * Copyright (C) 2009 Renesas Solutions Corp.
+ * Cleanups by Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef _DA7210_H
+#define _DA7210_H
+
+extern struct snd_soc_dai da7210_dai;
+extern struct snd_soc_codec_device soc_codec_dev_da7210;
+
+#endif
+
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 2b4dc2b..e4b946a 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -765,9 +765,10 @@
struct snd_soc_codec *codec = socdev->card->codec;
struct aic3x_priv *aic3x = codec->private_data;
int codec_clk = 0, bypass_pll = 0, fsref, last_clk = 0;
- u8 data, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
- u16 pll_d = 1;
+ u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1;
+ u16 d, pll_d = 1;
u8 reg;
+ int clk;
/* select data word length */
data =
@@ -833,48 +834,70 @@
if (bypass_pll)
return 0;
- /* Use PLL
- * find an apropriate setup for j, d, r and p by iterating over
- * p and r - j and d are calculated for each fraction.
- * Up to 128 values are probed, the closest one wins the game.
+ /* Use PLL, compute apropriate setup for j, d, r and p, the closest
+ * one wins the game. Try with d==0 first, next with d!=0.
+ * Constraints for j are according to the datasheet.
* The sysclk is divided by 1000 to prevent integer overflows.
*/
+
codec_clk = (2048 * fsref) / (aic3x->sysclk / 1000);
for (r = 1; r <= 16; r++)
for (p = 1; p <= 8; p++) {
- int clk, tmp = (codec_clk * pll_r * 10) / pll_p;
- u8 j = tmp / 10000;
- u16 d = tmp % 10000;
+ for (j = 4; j <= 55; j++) {
+ /* This is actually 1000*((j+(d/10000))*r)/p
+ * The term had to be converted to get
+ * rid of the division by 10000; d = 0 here
+ */
+ int tmp_clk = (1000 * j * r) / p;
- if (j > 63)
- continue;
+ /* Check whether this values get closer than
+ * the best ones we had before
+ */
+ if (abs(codec_clk - tmp_clk) <
+ abs(codec_clk - last_clk)) {
+ pll_j = j; pll_d = 0;
+ pll_r = r; pll_p = p;
+ last_clk = tmp_clk;
+ }
- if (d != 0 && aic3x->sysclk < 10000000)
- continue;
-
- /* This is actually 1000 * ((j + (d/10000)) * r) / p
- * The term had to be converted to get rid of the
- * division by 10000 */
- clk = ((10000 * j * r) + (d * r)) / (10 * p);
-
- /* check whether this values get closer than the best
- * ones we had before */
- if (abs(codec_clk - clk) < abs(codec_clk - last_clk)) {
- pll_j = j; pll_d = d; pll_r = r; pll_p = p;
- last_clk = clk;
+ /* Early exit for exact matches */
+ if (tmp_clk == codec_clk)
+ goto found;
}
-
- /* Early exit for exact matches */
- if (clk == codec_clk)
- break;
}
+ /* try with d != 0 */
+ for (p = 1; p <= 8; p++) {
+ j = codec_clk * p / 1000;
+
+ if (j < 4 || j > 11)
+ continue;
+
+ /* do not use codec_clk here since we'd loose precision */
+ d = ((2048 * p * fsref) - j * aic3x->sysclk)
+ * 100 / (aic3x->sysclk/100);
+
+ clk = (10000 * j + d) / (10 * p);
+
+ /* check whether this values get closer than the best
+ * ones we had before */
+ if (abs(codec_clk - clk) < abs(codec_clk - last_clk)) {
+ pll_j = j; pll_d = d; pll_r = 1; pll_p = p;
+ last_clk = clk;
+ }
+
+ /* Early exit for exact matches */
+ if (clk == codec_clk)
+ goto found;
+ }
+
if (last_clk == 0) {
printk(KERN_ERR "%s(): unable to setup PLL\n", __func__);
return -EINVAL;
}
+found:
data = aic3x_read_reg_cache(codec, AIC3X_PLL_PROGA_REG);
aic3x_write(codec, AIC3X_PLL_PROGA_REG, data | (pll_p << PLLP_SHIFT));
aic3x_write(codec, AIC3X_OVRF_STATUS_AND_PLLR_REG, pll_r << PLLR_SHIFT);
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 9c8903d..3ef3255 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -30,6 +30,7 @@
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -58,11 +59,26 @@
DAC33_FLUSH,
};
+enum dac33_fifo_modes {
+ DAC33_FIFO_BYPASS = 0,
+ DAC33_FIFO_MODE1,
+ DAC33_FIFO_MODE7,
+ DAC33_FIFO_LAST_MODE,
+};
+
+#define DAC33_NUM_SUPPLIES 3
+static const char *dac33_supply_names[DAC33_NUM_SUPPLIES] = {
+ "AVDD",
+ "DVDD",
+ "IOVDD",
+};
+
struct tlv320dac33_priv {
struct mutex mutex;
struct workqueue_struct *dac33_wq;
struct work_struct work;
struct snd_soc_codec codec;
+ struct regulator_bulk_data supplies[DAC33_NUM_SUPPLIES];
int power_gpio;
int chip_power;
int irq;
@@ -73,7 +89,7 @@
* this */
unsigned int nsample_max; /* nsample should not be higher than
* this */
- unsigned int nsample_switch; /* Use FIFO or bypass FIFO switch */
+ enum dac33_fifo_modes fifo_mode;/* FIFO mode selection */
unsigned int nsample; /* burst read amount from host */
enum dac33_state state;
@@ -297,28 +313,49 @@
dac33_write(codec, DAC33_PWR_CTRL, reg);
}
-static void dac33_hard_power(struct snd_soc_codec *codec, int power)
+static int dac33_hard_power(struct snd_soc_codec *codec, int power)
{
struct tlv320dac33_priv *dac33 = codec->private_data;
+ int ret;
mutex_lock(&dac33->mutex);
if (power) {
- if (dac33->power_gpio >= 0) {
- gpio_set_value(dac33->power_gpio, 1);
- dac33->chip_power = 1;
- /* Restore registers */
- dac33_restore_regs(codec);
+ ret = regulator_bulk_enable(ARRAY_SIZE(dac33->supplies),
+ dac33->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "Failed to enable supplies: %d\n", ret);
+ goto exit;
}
+
+ if (dac33->power_gpio >= 0)
+ gpio_set_value(dac33->power_gpio, 1);
+
+ dac33->chip_power = 1;
+
+ /* Restore registers */
+ dac33_restore_regs(codec);
+
dac33_soft_power(codec, 1);
} else {
dac33_soft_power(codec, 0);
- if (dac33->power_gpio >= 0) {
+ if (dac33->power_gpio >= 0)
gpio_set_value(dac33->power_gpio, 0);
- dac33->chip_power = 0;
- }
- }
- mutex_unlock(&dac33->mutex);
+ ret = regulator_bulk_disable(ARRAY_SIZE(dac33->supplies),
+ dac33->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "Failed to disable supplies: %d\n", ret);
+ goto exit;
+ }
+
+ dac33->chip_power = 0;
+ }
+
+exit:
+ mutex_unlock(&dac33->mutex);
+ return ret;
}
static int dac33_get_nsample(struct snd_kcontrol *kcontrol,
@@ -351,39 +388,48 @@
return ret;
}
-static int dac33_get_nsample_switch(struct snd_kcontrol *kcontrol,
+static int dac33_get_fifo_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
struct tlv320dac33_priv *dac33 = codec->private_data;
- ucontrol->value.integer.value[0] = dac33->nsample_switch;
+ ucontrol->value.integer.value[0] = dac33->fifo_mode;
return 0;
}
-static int dac33_set_nsample_switch(struct snd_kcontrol *kcontrol,
+static int dac33_set_fifo_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
struct tlv320dac33_priv *dac33 = codec->private_data;
int ret = 0;
- if (dac33->nsample_switch == ucontrol->value.integer.value[0])
+ if (dac33->fifo_mode == ucontrol->value.integer.value[0])
return 0;
/* Do not allow changes while stream is running*/
if (codec->active)
return -EPERM;
if (ucontrol->value.integer.value[0] < 0 ||
- ucontrol->value.integer.value[0] > 1)
+ ucontrol->value.integer.value[0] >= DAC33_FIFO_LAST_MODE)
ret = -EINVAL;
else
- dac33->nsample_switch = ucontrol->value.integer.value[0];
+ dac33->fifo_mode = ucontrol->value.integer.value[0];
return ret;
}
+/* Codec operation modes */
+static const char *dac33_fifo_mode_texts[] = {
+ "Bypass", "Mode 1", "Mode 7"
+};
+
+static const struct soc_enum dac33_fifo_mode_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(dac33_fifo_mode_texts),
+ dac33_fifo_mode_texts);
+
/*
* DACL/R digital volume control:
* from 0 dB to -63.5 in 0.5 dB steps
@@ -406,8 +452,8 @@
static const struct snd_kcontrol_new dac33_nsample_snd_controls[] = {
SOC_SINGLE_EXT("nSample", 0, 0, 5900, 0,
dac33_get_nsample, dac33_set_nsample),
- SOC_SINGLE_EXT("nSample Switch", 0, 0, 1, 0,
- dac33_get_nsample_switch, dac33_set_nsample_switch),
+ SOC_ENUM_EXT("FIFO Mode", dac33_fifo_mode_enum,
+ dac33_get_fifo_mode, dac33_set_fifo_mode),
};
/* Analog bypass */
@@ -469,6 +515,8 @@
static int dac33_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
+ int ret;
+
switch (level) {
case SND_SOC_BIAS_ON:
dac33_soft_power(codec, 1);
@@ -476,12 +524,19 @@
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (codec->bias_level == SND_SOC_BIAS_OFF)
- dac33_hard_power(codec, 1);
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ ret = dac33_hard_power(codec, 1);
+ if (ret != 0)
+ return ret;
+ }
+
dac33_soft_power(codec, 0);
break;
case SND_SOC_BIAS_OFF:
- dac33_hard_power(codec, 0);
+ ret = dac33_hard_power(codec, 0);
+ if (ret != 0)
+ return ret;
+
break;
}
codec->bias_level = level;
@@ -489,6 +544,51 @@
return 0;
}
+static inline void dac33_prefill_handler(struct tlv320dac33_priv *dac33)
+{
+ struct snd_soc_codec *codec;
+
+ codec = &dac33->codec;
+
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
+ dac33_write16(codec, DAC33_NSAMPLE_MSB,
+ DAC33_THRREG(dac33->nsample));
+ dac33_write16(codec, DAC33_PREFILL_MSB,
+ DAC33_THRREG(dac33->alarm_threshold));
+ break;
+ case DAC33_FIFO_MODE7:
+ dac33_write16(codec, DAC33_PREFILL_MSB,
+ DAC33_THRREG(20));
+ break;
+ default:
+ dev_warn(codec->dev, "Unhandled FIFO mode: %d\n",
+ dac33->fifo_mode);
+ break;
+ }
+}
+
+static inline void dac33_playback_handler(struct tlv320dac33_priv *dac33)
+{
+ struct snd_soc_codec *codec;
+
+ codec = &dac33->codec;
+
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
+ dac33_write16(codec, DAC33_NSAMPLE_MSB,
+ DAC33_THRREG(dac33->nsample));
+ break;
+ case DAC33_FIFO_MODE7:
+ /* At the moment we are not using interrupts in mode7 */
+ break;
+ default:
+ dev_warn(codec->dev, "Unhandled FIFO mode: %d\n",
+ dac33->fifo_mode);
+ break;
+ }
+}
+
static void dac33_work(struct work_struct *work)
{
struct snd_soc_codec *codec;
@@ -502,14 +602,10 @@
switch (dac33->state) {
case DAC33_PREFILL:
dac33->state = DAC33_PLAYBACK;
- dac33_write16(codec, DAC33_NSAMPLE_MSB,
- DAC33_THRREG(dac33->nsample));
- dac33_write16(codec, DAC33_PREFILL_MSB,
- DAC33_THRREG(dac33->alarm_threshold));
+ dac33_prefill_handler(dac33);
break;
case DAC33_PLAYBACK:
- dac33_write16(codec, DAC33_NSAMPLE_MSB,
- DAC33_THRREG(dac33->nsample));
+ dac33_playback_handler(dac33);
break;
case DAC33_IDLE:
break;
@@ -547,7 +643,7 @@
unsigned int pwr_ctrl;
/* Stop pending workqueue */
- if (dac33->nsample_switch)
+ if (dac33->fifo_mode)
cancel_work_sync(&dac33->work);
mutex_lock(&dac33->mutex);
@@ -619,7 +715,7 @@
struct snd_soc_codec *codec = socdev->card->codec;
struct tlv320dac33_priv *dac33 = codec->private_data;
unsigned int oscset, ratioset, pwr_ctrl, reg_tmp;
- u8 aictrl_a, fifoctrl_a;
+ u8 aictrl_a, aictrl_b, fifoctrl_a;
switch (substream->runtime->rate) {
case 44100:
@@ -675,7 +771,8 @@
dac33_oscwait(codec);
- if (dac33->nsample_switch) {
+ if (dac33->fifo_mode) {
+ /* Generic for all FIFO modes */
/* 50-51 : ASRC Control registers */
dac33_write(codec, DAC33_ASRC_CTRL_A, (1 << 4)); /* div=2 */
dac33_write(codec, DAC33_ASRC_CTRL_B, 1); /* ??? */
@@ -685,38 +782,91 @@
/* Set interrupts to high active */
dac33_write(codec, DAC33_INTP_CTRL_A, DAC33_INTPM_AHIGH);
-
- dac33_write(codec, DAC33_FIFO_IRQ_MODE_B,
- DAC33_ATM(DAC33_FIFO_IRQ_MODE_LEVEL));
- dac33_write(codec, DAC33_FIFO_IRQ_MASK, DAC33_MAT);
} else {
+ /* FIFO bypass mode */
/* 50-51 : ASRC Control registers */
dac33_write(codec, DAC33_ASRC_CTRL_A, DAC33_SRCBYP);
dac33_write(codec, DAC33_ASRC_CTRL_B, 0); /* ??? */
}
- if (dac33->nsample_switch)
+ /* Interrupt behaviour configuration */
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
+ dac33_write(codec, DAC33_FIFO_IRQ_MODE_B,
+ DAC33_ATM(DAC33_FIFO_IRQ_MODE_LEVEL));
+ dac33_write(codec, DAC33_FIFO_IRQ_MASK, DAC33_MAT);
+ break;
+ case DAC33_FIFO_MODE7:
+ /* Disable all interrupts */
+ dac33_write(codec, DAC33_FIFO_IRQ_MASK, 0);
+ break;
+ default:
+ /* in FIFO bypass mode, the interrupts are not used */
+ break;
+ }
+
+ aictrl_b = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_B);
+
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
+ /*
+ * For mode1:
+ * Disable the FIFO bypass (Enable the use of FIFO)
+ * Select nSample mode
+ * BCLK is only running when data is needed by DAC33
+ */
fifoctrl_a &= ~DAC33_FBYPAS;
- else
+ fifoctrl_a &= ~DAC33_FAUTO;
+ aictrl_b &= ~DAC33_BCLKON;
+ break;
+ case DAC33_FIFO_MODE7:
+ /*
+ * For mode1:
+ * Disable the FIFO bypass (Enable the use of FIFO)
+ * Select Threshold mode
+ * BCLK is only running when data is needed by DAC33
+ */
+ fifoctrl_a &= ~DAC33_FBYPAS;
+ fifoctrl_a |= DAC33_FAUTO;
+ aictrl_b &= ~DAC33_BCLKON;
+ break;
+ default:
+ /*
+ * For FIFO bypass mode:
+ * Enable the FIFO bypass (Disable the FIFO use)
+ * Set the BCLK as continous
+ */
fifoctrl_a |= DAC33_FBYPAS;
+ aictrl_b |= DAC33_BCLKON;
+ break;
+ }
+
dac33_write(codec, DAC33_FIFO_CTRL_A, fifoctrl_a);
-
dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_A, aictrl_a);
- reg_tmp = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_B);
- if (dac33->nsample_switch)
- reg_tmp &= ~DAC33_BCLKON;
- else
- reg_tmp |= DAC33_BCLKON;
- dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_B, reg_tmp);
+ dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_B, aictrl_b);
- if (dac33->nsample_switch) {
+ switch (dac33->fifo_mode) {
+ case DAC33_FIFO_MODE1:
/* 20: BCLK divide ratio */
dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 3);
dac33_write16(codec, DAC33_ATHR_MSB,
DAC33_THRREG(dac33->alarm_threshold));
- } else {
+ break;
+ case DAC33_FIFO_MODE7:
+ /*
+ * Configure the threshold levels, and leave 10 sample space
+ * at the bottom, and also at the top of the FIFO
+ */
+ dac33_write16(codec, DAC33_UTHR_MSB,
+ DAC33_THRREG(DAC33_BUFFER_SIZE_SAMPLES - 10));
+ dac33_write16(codec, DAC33_LTHR_MSB,
+ DAC33_THRREG(10));
+ break;
+ default:
+ /* BYPASS mode */
dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32);
+ break;
}
mutex_unlock(&dac33->mutex);
@@ -789,7 +939,7 @@
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if (dac33->nsample_switch) {
+ if (dac33->fifo_mode) {
dac33->state = DAC33_PREFILL;
queue_work(dac33->dac33_wq, &dac33->work);
}
@@ -797,7 +947,7 @@
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (dac33->nsample_switch) {
+ if (dac33->fifo_mode) {
dac33->state = DAC33_FLUSH;
queue_work(dac33->dac33_wq, &dac33->work);
}
@@ -843,6 +993,7 @@
unsigned int fmt)
{
struct snd_soc_codec *codec = codec_dai->codec;
+ struct tlv320dac33_priv *dac33 = codec->private_data;
u8 aictrl_a, aictrl_b;
aictrl_a = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_A);
@@ -855,7 +1006,11 @@
break;
case SND_SOC_DAIFMT_CBS_CFS:
/* Codec Slave */
- aictrl_a &= ~(DAC33_MSBCLK | DAC33_MSWCLK);
+ if (dac33->fifo_mode) {
+ dev_err(codec->dev, "FIFO mode requires master mode\n");
+ return -EINVAL;
+ } else
+ aictrl_a &= ~(DAC33_MSBCLK | DAC33_MSWCLK);
break;
default:
return -EINVAL;
@@ -959,6 +1114,9 @@
/* power on device */
dac33_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ /* Bias level configuration has enabled regulator an extra time */
+ regulator_bulk_disable(ARRAY_SIZE(dac33->supplies), dac33->supplies);
+
return 0;
pcm_err:
@@ -1039,7 +1197,7 @@
struct tlv320dac33_platform_data *pdata;
struct tlv320dac33_priv *dac33;
struct snd_soc_codec *codec;
- int ret = 0;
+ int ret, i;
if (client->dev.platform_data == NULL) {
dev_err(&client->dev, "Platform data not set\n");
@@ -1083,7 +1241,7 @@
dac33->irq = client->irq;
dac33->nsample = NSAMPLE_MAX;
/* Disable FIFO use by default */
- dac33->nsample_switch = 0;
+ dac33->fifo_mode = DAC33_FIFO_BYPASS;
tlv320dac33_codec = codec;
@@ -1130,6 +1288,24 @@
}
}
+ for (i = 0; i < ARRAY_SIZE(dac33->supplies); i++)
+ dac33->supplies[i].supply = dac33_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(dac33->supplies),
+ dac33->supplies);
+
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err_get;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(dac33->supplies),
+ dac33->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_enable;
+ }
+
ret = snd_soc_register_codec(codec);
if (ret != 0) {
dev_err(codec->dev, "Failed to register codec: %d\n", ret);
@@ -1149,6 +1325,10 @@
return ret;
error_codec:
+ regulator_bulk_disable(ARRAY_SIZE(dac33->supplies), dac33->supplies);
+err_enable:
+ regulator_bulk_free(ARRAY_SIZE(dac33->supplies), dac33->supplies);
+err_get:
if (dac33->irq >= 0) {
free_irq(dac33->irq, &dac33->codec);
destroy_workqueue(dac33->dac33_wq);
@@ -1177,6 +1357,8 @@
if (dac33->irq >= 0)
free_irq(dac33->irq, &dac33->codec);
+ regulator_bulk_free(ARRAY_SIZE(dac33->supplies), dac33->supplies);
+
destroy_workqueue(dac33->dac33_wq);
snd_soc_unregister_dai(&dac33_dai);
snd_soc_unregister_codec(&dac33->codec);
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index 6b650c1..8b27281 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -25,6 +25,7 @@
#include <linux/device.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
#include <sound/tpa6130a2-plat.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
@@ -34,10 +35,22 @@
static struct i2c_client *tpa6130a2_client;
+#define TPA6130A2_NUM_SUPPLIES 2
+static const char *tpa6130a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
+ "CPVSS",
+ "Vdd",
+};
+
+static const char *tpa6140a2_supply_names[TPA6130A2_NUM_SUPPLIES] = {
+ "HPVdd",
+ "AVdd",
+};
+
/* This struct is used to save the context */
struct tpa6130a2_data {
struct mutex mutex;
unsigned char regs[TPA6130A2_CACHEREGNUM];
+ struct regulator_bulk_data supplies[TPA6130A2_NUM_SUPPLIES];
int power_gpio;
unsigned char power_state;
};
@@ -106,10 +119,11 @@
tpa6130a2_i2c_write(i, data->regs[i]);
}
-static void tpa6130a2_power(int power)
+static int tpa6130a2_power(int power)
{
struct tpa6130a2_data *data;
u8 val;
+ int ret;
BUG_ON(tpa6130a2_client == NULL);
data = i2c_get_clientdata(tpa6130a2_client);
@@ -117,11 +131,20 @@
mutex_lock(&data->mutex);
if (power) {
/* Power on */
- if (data->power_gpio >= 0) {
+ if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 1);
- data->power_state = 1;
- tpa6130a2_initialize();
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(data->supplies),
+ data->supplies);
+ if (ret != 0) {
+ dev_err(&tpa6130a2_client->dev,
+ "Failed to enable supplies: %d\n", ret);
+ goto exit;
}
+
+ data->power_state = 1;
+ tpa6130a2_initialize();
+
/* Clear SWS */
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val &= ~TPA6130A2_SWS;
@@ -131,13 +154,25 @@
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val |= TPA6130A2_SWS;
tpa6130a2_i2c_write(TPA6130A2_REG_CONTROL, val);
+
/* Power off */
- if (data->power_gpio >= 0) {
+ if (data->power_gpio >= 0)
gpio_set_value(data->power_gpio, 0);
- data->power_state = 0;
+
+ ret = regulator_bulk_disable(ARRAY_SIZE(data->supplies),
+ data->supplies);
+ if (ret != 0) {
+ dev_err(&tpa6130a2_client->dev,
+ "Failed to disable supplies: %d\n", ret);
+ goto exit;
}
+
+ data->power_state = 0;
}
+
+exit:
mutex_unlock(&data->mutex);
+ return ret;
}
static int tpa6130a2_get_reg(struct snd_kcontrol *kcontrol,
@@ -237,12 +272,8 @@
*/
static void tpa6130a2_channel_enable(u8 channel, int enable)
{
- struct tpa6130a2_data *data;
u8 val;
- BUG_ON(tpa6130a2_client == NULL);
- data = i2c_get_clientdata(tpa6130a2_client);
-
if (enable) {
/* Enable channel */
/* Enable amplifier */
@@ -299,15 +330,17 @@
static int tpa6130a2_supply_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
+ int ret = 0;
+
switch (event) {
case SND_SOC_DAPM_POST_PMU:
- tpa6130a2_power(1);
+ ret = tpa6130a2_power(1);
break;
case SND_SOC_DAPM_POST_PMD:
- tpa6130a2_power(0);
+ ret = tpa6130a2_power(0);
break;
}
- return 0;
+ return ret;
}
static const struct snd_soc_dapm_widget tpa6130a2_dapm_widgets[] = {
@@ -352,7 +385,7 @@
struct device *dev;
struct tpa6130a2_data *data;
struct tpa6130a2_platform_data *pdata;
- int ret;
+ int i, ret;
dev = &client->dev;
@@ -387,15 +420,38 @@
if (ret < 0) {
dev_err(dev, "Failed to request power GPIO (%d)\n",
data->power_gpio);
- goto fail;
+ goto err_gpio;
}
gpio_direction_output(data->power_gpio, 0);
- } else {
- data->power_state = 1;
- tpa6130a2_initialize();
}
- tpa6130a2_power(1);
+ switch (pdata->id) {
+ case TPA6130A2:
+ for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
+ data->supplies[i].supply = tpa6130a2_supply_names[i];
+ break;
+ case TPA6140A2:
+ for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
+ data->supplies[i].supply = tpa6140a2_supply_names[i];;
+ break;
+ default:
+ dev_warn(dev, "Unknown TPA model (%d). Assuming 6130A2\n",
+ pdata->id);
+ for (i = 0; i < ARRAY_SIZE(data->supplies); i++)
+ data->supplies[i].supply = tpa6130a2_supply_names[i];
+ }
+
+ ret = regulator_bulk_get(dev, ARRAY_SIZE(data->supplies),
+ data->supplies);
+ if (ret != 0) {
+ dev_err(dev, "Failed to request supplies: %d\n", ret);
+ goto err_regulator;
+ }
+
+ ret = tpa6130a2_power(1);
+ if (ret != 0)
+ goto err_power;
+
/* Read version */
ret = tpa6130a2_i2c_read(TPA6130A2_REG_VERSION) &
@@ -404,10 +460,18 @@
dev_warn(dev, "UNTESTED version detected (%d)\n", ret);
/* Disable the chip */
- tpa6130a2_power(0);
+ ret = tpa6130a2_power(0);
+ if (ret != 0)
+ goto err_power;
return 0;
-fail:
+
+err_power:
+ regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+err_regulator:
+ if (data->power_gpio >= 0)
+ gpio_free(data->power_gpio);
+err_gpio:
kfree(data);
i2c_set_clientdata(tpa6130a2_client, NULL);
tpa6130a2_client = NULL;
@@ -423,6 +487,9 @@
if (data->power_gpio >= 0)
gpio_free(data->power_gpio);
+
+ regulator_bulk_free(ARRAY_SIZE(data->supplies), data->supplies);
+
kfree(data);
tpa6130a2_client = NULL;
diff --git a/sound/soc/codecs/wm8727.c b/sound/soc/codecs/wm8727.c
index d8ffbd6..63a254e 100644
--- a/sound/soc/codecs/wm8727.c
+++ b/sound/soc/codecs/wm8727.c
@@ -44,23 +44,16 @@
};
EXPORT_SYMBOL_GPL(wm8727_dai);
+static struct snd_soc_codec *wm8727_codec;
+
static int wm8727_soc_probe(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec;
int ret = 0;
- codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
- if (codec == NULL)
- return -ENOMEM;
- mutex_init(&codec->mutex);
- codec->name = "WM8727";
- codec->owner = THIS_MODULE;
- codec->dai = &wm8727_dai;
- codec->num_dai = 1;
- socdev->card->codec = codec;
- INIT_LIST_HEAD(&codec->dapm_widgets);
- INIT_LIST_HEAD(&codec->dapm_paths);
+ BUG_ON(!wm8727_codec);
+
+ socdev->card->codec = wm8727_codec;
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
@@ -80,12 +73,9 @@
static int wm8727_soc_remove(struct platform_device *pdev)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
- struct snd_soc_codec *codec = socdev->card->codec;
- if (codec == NULL)
- return 0;
snd_soc_free_pcms(socdev);
- kfree(codec);
+
return 0;
}
@@ -98,13 +88,55 @@
static __devinit int wm8727_platform_probe(struct platform_device *pdev)
{
+ struct snd_soc_codec *codec;
+ int ret;
+
+ if (wm8727_codec) {
+ dev_err(&pdev->dev, "Another WM8727 is registered\n");
+ return -EBUSY;
+ }
+
+ codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
+ if (codec == NULL)
+ return -ENOMEM;
+ wm8727_codec = codec;
+
+ platform_set_drvdata(pdev, codec);
+
+ mutex_init(&codec->mutex);
+ codec->dev = &pdev->dev;
+ codec->name = "WM8727";
+ codec->owner = THIS_MODULE;
+ codec->dai = &wm8727_dai;
+ codec->num_dai = 1;
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
wm8727_dai.dev = &pdev->dev;
- return snd_soc_register_dai(&wm8727_dai);
+
+ ret = snd_soc_register_codec(codec);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "Failed to register CODEC: %d\n", ret);
+ goto err;
+ }
+
+ ret = snd_soc_register_dai(&wm8727_dai);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "Failed to register DAI: %d\n", ret);
+ goto err_codec;
+ }
+
+err_codec:
+ snd_soc_unregister_codec(codec);
+err:
+ kfree(codec);
+ return ret;
}
static int __devexit wm8727_platform_remove(struct platform_device *pdev)
{
snd_soc_unregister_dai(&wm8727_dai);
+ snd_soc_unregister_codec(platform_get_drvdata(pdev));
return 0;
}
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 3a49781..5a2619d 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -456,6 +456,9 @@
/* Sync reg_cache with the hardware */
for (i = 0; i < ARRAY_SIZE(wm8731_reg); i++) {
+ if (cache[i] == wm8731_reg[i])
+ continue;
+
data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
data[1] = cache[i] & 0x00ff;
codec->hw_write(codec->control_data, data, 2);
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index d6850dacd..c2444e7 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -1507,10 +1507,6 @@
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- /* we only need to suspend if we are a valid card */
- if (!codec->card)
- return 0;
-
wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -1523,10 +1519,6 @@
u8 data[2];
u16 *cache = codec->reg_cache;
- /* we only need to resume if we are a valid card */
- if (!codec->card)
- return 0;
-
/* Sync reg_cache with the hardware */
for (i = 0; i < ARRAY_SIZE(wm8753_reg); i++) {
if (i + 1 == WM8753_RESET)
diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c
index ab2c0da..44e7d9d 100644
--- a/sound/soc/codecs/wm8776.c
+++ b/sound/soc/codecs/wm8776.c
@@ -406,6 +406,8 @@
/* Sync reg_cache with the hardware */
for (i = 0; i < ARRAY_SIZE(wm8776_reg); i++) {
+ if (cache[i] == wm8776_reg[i])
+ continue;
data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
data[1] = cache[i] & 0x00ff;
codec->hw_write(codec->control_data, data, 2);
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
new file mode 100644
index 0000000..992a7f2
--- /dev/null
+++ b/sound/soc/codecs/wm8904.c
@@ -0,0 +1,2556 @@
+/*
+ * wm8904.c -- WM8904 ALSA SoC Audio driver
+ *
+ * Copyright 2009 Wolfson Microelectronics plc
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <sound/wm8904.h>
+
+#include "wm8904.h"
+
+static struct snd_soc_codec *wm8904_codec;
+struct snd_soc_codec_device soc_codec_dev_wm8904;
+
+#define WM8904_NUM_DCS_CHANNELS 4
+
+#define WM8904_NUM_SUPPLIES 5
+static const char *wm8904_supply_names[WM8904_NUM_SUPPLIES] = {
+ "DCVDD",
+ "DBVDD",
+ "AVDD",
+ "CPVDD",
+ "MICVDD",
+};
+
+/* codec private data */
+struct wm8904_priv {
+ struct snd_soc_codec codec;
+ u16 reg_cache[WM8904_MAX_REGISTER + 1];
+
+ struct regulator_bulk_data supplies[WM8904_NUM_SUPPLIES];
+
+ struct wm8904_pdata *pdata;
+
+ int deemph;
+
+ /* Platform provided DRC configuration */
+ const char **drc_texts;
+ int drc_cfg;
+ struct soc_enum drc_enum;
+
+ /* Platform provided ReTune mobile configuration */
+ int num_retune_mobile_texts;
+ const char **retune_mobile_texts;
+ int retune_mobile_cfg;
+ struct soc_enum retune_mobile_enum;
+
+ /* FLL setup */
+ int fll_src;
+ int fll_fref;
+ int fll_fout;
+
+ /* Clocking configuration */
+ unsigned int mclk_rate;
+ int sysclk_src;
+ unsigned int sysclk_rate;
+
+ int tdm_width;
+ int tdm_slots;
+ int bclk;
+ int fs;
+
+ /* DC servo configuration - cached offset values */
+ int dcs_state[WM8904_NUM_DCS_CHANNELS];
+};
+
+static const u16 wm8904_reg[WM8904_MAX_REGISTER + 1] = {
+ 0x8904, /* R0 - SW Reset and ID */
+ 0x0000, /* R1 - Revision */
+ 0x0000, /* R2 */
+ 0x0000, /* R3 */
+ 0x0018, /* R4 - Bias Control 0 */
+ 0x0000, /* R5 - VMID Control 0 */
+ 0x0000, /* R6 - Mic Bias Control 0 */
+ 0x0000, /* R7 - Mic Bias Control 1 */
+ 0x0001, /* R8 - Analogue DAC 0 */
+ 0x9696, /* R9 - mic Filter Control */
+ 0x0001, /* R10 - Analogue ADC 0 */
+ 0x0000, /* R11 */
+ 0x0000, /* R12 - Power Management 0 */
+ 0x0000, /* R13 */
+ 0x0000, /* R14 - Power Management 2 */
+ 0x0000, /* R15 - Power Management 3 */
+ 0x0000, /* R16 */
+ 0x0000, /* R17 */
+ 0x0000, /* R18 - Power Management 6 */
+ 0x0000, /* R19 */
+ 0x945E, /* R20 - Clock Rates 0 */
+ 0x0C05, /* R21 - Clock Rates 1 */
+ 0x0006, /* R22 - Clock Rates 2 */
+ 0x0000, /* R23 */
+ 0x0050, /* R24 - Audio Interface 0 */
+ 0x000A, /* R25 - Audio Interface 1 */
+ 0x00E4, /* R26 - Audio Interface 2 */
+ 0x0040, /* R27 - Audio Interface 3 */
+ 0x0000, /* R28 */
+ 0x0000, /* R29 */
+ 0x00C0, /* R30 - DAC Digital Volume Left */
+ 0x00C0, /* R31 - DAC Digital Volume Right */
+ 0x0000, /* R32 - DAC Digital 0 */
+ 0x0008, /* R33 - DAC Digital 1 */
+ 0x0000, /* R34 */
+ 0x0000, /* R35 */
+ 0x00C0, /* R36 - ADC Digital Volume Left */
+ 0x00C0, /* R37 - ADC Digital Volume Right */
+ 0x0010, /* R38 - ADC Digital 0 */
+ 0x0000, /* R39 - Digital Microphone 0 */
+ 0x01AF, /* R40 - DRC 0 */
+ 0x3248, /* R41 - DRC 1 */
+ 0x0000, /* R42 - DRC 2 */
+ 0x0000, /* R43 - DRC 3 */
+ 0x0085, /* R44 - Analogue Left Input 0 */
+ 0x0085, /* R45 - Analogue Right Input 0 */
+ 0x0044, /* R46 - Analogue Left Input 1 */
+ 0x0044, /* R47 - Analogue Right Input 1 */
+ 0x0000, /* R48 */
+ 0x0000, /* R49 */
+ 0x0000, /* R50 */
+ 0x0000, /* R51 */
+ 0x0000, /* R52 */
+ 0x0000, /* R53 */
+ 0x0000, /* R54 */
+ 0x0000, /* R55 */
+ 0x0000, /* R56 */
+ 0x002D, /* R57 - Analogue OUT1 Left */
+ 0x002D, /* R58 - Analogue OUT1 Right */
+ 0x0039, /* R59 - Analogue OUT2 Left */
+ 0x0039, /* R60 - Analogue OUT2 Right */
+ 0x0000, /* R61 - Analogue OUT12 ZC */
+ 0x0000, /* R62 */
+ 0x0000, /* R63 */
+ 0x0000, /* R64 */
+ 0x0000, /* R65 */
+ 0x0000, /* R66 */
+ 0x0000, /* R67 - DC Servo 0 */
+ 0x0000, /* R68 - DC Servo 1 */
+ 0xAAAA, /* R69 - DC Servo 2 */
+ 0x0000, /* R70 */
+ 0xAAAA, /* R71 - DC Servo 4 */
+ 0xAAAA, /* R72 - DC Servo 5 */
+ 0x0000, /* R73 - DC Servo 6 */
+ 0x0000, /* R74 - DC Servo 7 */
+ 0x0000, /* R75 - DC Servo 8 */
+ 0x0000, /* R76 - DC Servo 9 */
+ 0x0000, /* R77 - DC Servo Readback 0 */
+ 0x0000, /* R78 */
+ 0x0000, /* R79 */
+ 0x0000, /* R80 */
+ 0x0000, /* R81 */
+ 0x0000, /* R82 */
+ 0x0000, /* R83 */
+ 0x0000, /* R84 */
+ 0x0000, /* R85 */
+ 0x0000, /* R86 */
+ 0x0000, /* R87 */
+ 0x0000, /* R88 */
+ 0x0000, /* R89 */
+ 0x0000, /* R90 - Analogue HP 0 */
+ 0x0000, /* R91 */
+ 0x0000, /* R92 */
+ 0x0000, /* R93 */
+ 0x0000, /* R94 - Analogue Lineout 0 */
+ 0x0000, /* R95 */
+ 0x0000, /* R96 */
+ 0x0000, /* R97 */
+ 0x0000, /* R98 - Charge Pump 0 */
+ 0x0000, /* R99 */
+ 0x0000, /* R100 */
+ 0x0000, /* R101 */
+ 0x0000, /* R102 */
+ 0x0000, /* R103 */
+ 0x0004, /* R104 - Class W 0 */
+ 0x0000, /* R105 */
+ 0x0000, /* R106 */
+ 0x0000, /* R107 */
+ 0x0000, /* R108 - Write Sequencer 0 */
+ 0x0000, /* R109 - Write Sequencer 1 */
+ 0x0000, /* R110 - Write Sequencer 2 */
+ 0x0000, /* R111 - Write Sequencer 3 */
+ 0x0000, /* R112 - Write Sequencer 4 */
+ 0x0000, /* R113 */
+ 0x0000, /* R114 */
+ 0x0000, /* R115 */
+ 0x0000, /* R116 - FLL Control 1 */
+ 0x0007, /* R117 - FLL Control 2 */
+ 0x0000, /* R118 - FLL Control 3 */
+ 0x2EE0, /* R119 - FLL Control 4 */
+ 0x0004, /* R120 - FLL Control 5 */
+ 0x0014, /* R121 - GPIO Control 1 */
+ 0x0010, /* R122 - GPIO Control 2 */
+ 0x0010, /* R123 - GPIO Control 3 */
+ 0x0000, /* R124 - GPIO Control 4 */
+ 0x0000, /* R125 */
+ 0x0000, /* R126 - Digital Pulls */
+ 0x0000, /* R127 - Interrupt Status */
+ 0xFFFF, /* R128 - Interrupt Status Mask */
+ 0x0000, /* R129 - Interrupt Polarity */
+ 0x0000, /* R130 - Interrupt Debounce */
+ 0x0000, /* R131 */
+ 0x0000, /* R132 */
+ 0x0000, /* R133 */
+ 0x0000, /* R134 - EQ1 */
+ 0x000C, /* R135 - EQ2 */
+ 0x000C, /* R136 - EQ3 */
+ 0x000C, /* R137 - EQ4 */
+ 0x000C, /* R138 - EQ5 */
+ 0x000C, /* R139 - EQ6 */
+ 0x0FCA, /* R140 - EQ7 */
+ 0x0400, /* R141 - EQ8 */
+ 0x00D8, /* R142 - EQ9 */
+ 0x1EB5, /* R143 - EQ10 */
+ 0xF145, /* R144 - EQ11 */
+ 0x0B75, /* R145 - EQ12 */
+ 0x01C5, /* R146 - EQ13 */
+ 0x1C58, /* R147 - EQ14 */
+ 0xF373, /* R148 - EQ15 */
+ 0x0A54, /* R149 - EQ16 */
+ 0x0558, /* R150 - EQ17 */
+ 0x168E, /* R151 - EQ18 */
+ 0xF829, /* R152 - EQ19 */
+ 0x07AD, /* R153 - EQ20 */
+ 0x1103, /* R154 - EQ21 */
+ 0x0564, /* R155 - EQ22 */
+ 0x0559, /* R156 - EQ23 */
+ 0x4000, /* R157 - EQ24 */
+ 0x0000, /* R158 */
+ 0x0000, /* R159 */
+ 0x0000, /* R160 */
+ 0x0000, /* R161 - Control Interface Test 1 */
+ 0x0000, /* R162 */
+ 0x0000, /* R163 */
+ 0x0000, /* R164 */
+ 0x0000, /* R165 */
+ 0x0000, /* R166 */
+ 0x0000, /* R167 */
+ 0x0000, /* R168 */
+ 0x0000, /* R169 */
+ 0x0000, /* R170 */
+ 0x0000, /* R171 */
+ 0x0000, /* R172 */
+ 0x0000, /* R173 */
+ 0x0000, /* R174 */
+ 0x0000, /* R175 */
+ 0x0000, /* R176 */
+ 0x0000, /* R177 */
+ 0x0000, /* R178 */
+ 0x0000, /* R179 */
+ 0x0000, /* R180 */
+ 0x0000, /* R181 */
+ 0x0000, /* R182 */
+ 0x0000, /* R183 */
+ 0x0000, /* R184 */
+ 0x0000, /* R185 */
+ 0x0000, /* R186 */
+ 0x0000, /* R187 */
+ 0x0000, /* R188 */
+ 0x0000, /* R189 */
+ 0x0000, /* R190 */
+ 0x0000, /* R191 */
+ 0x0000, /* R192 */
+ 0x0000, /* R193 */
+ 0x0000, /* R194 */
+ 0x0000, /* R195 */
+ 0x0000, /* R196 */
+ 0x0000, /* R197 */
+ 0x0000, /* R198 */
+ 0x0000, /* R199 */
+ 0x0000, /* R200 */
+ 0x0000, /* R201 */
+ 0x0000, /* R202 */
+ 0x0000, /* R203 */
+ 0x0000, /* R204 - Analogue Output Bias 0 */
+ 0x0000, /* R205 */
+ 0x0000, /* R206 */
+ 0x0000, /* R207 */
+ 0x0000, /* R208 */
+ 0x0000, /* R209 */
+ 0x0000, /* R210 */
+ 0x0000, /* R211 */
+ 0x0000, /* R212 */
+ 0x0000, /* R213 */
+ 0x0000, /* R214 */
+ 0x0000, /* R215 */
+ 0x0000, /* R216 */
+ 0x0000, /* R217 */
+ 0x0000, /* R218 */
+ 0x0000, /* R219 */
+ 0x0000, /* R220 */
+ 0x0000, /* R221 */
+ 0x0000, /* R222 */
+ 0x0000, /* R223 */
+ 0x0000, /* R224 */
+ 0x0000, /* R225 */
+ 0x0000, /* R226 */
+ 0x0000, /* R227 */
+ 0x0000, /* R228 */
+ 0x0000, /* R229 */
+ 0x0000, /* R230 */
+ 0x0000, /* R231 */
+ 0x0000, /* R232 */
+ 0x0000, /* R233 */
+ 0x0000, /* R234 */
+ 0x0000, /* R235 */
+ 0x0000, /* R236 */
+ 0x0000, /* R237 */
+ 0x0000, /* R238 */
+ 0x0000, /* R239 */
+ 0x0000, /* R240 */
+ 0x0000, /* R241 */
+ 0x0000, /* R242 */
+ 0x0000, /* R243 */
+ 0x0000, /* R244 */
+ 0x0000, /* R245 */
+ 0x0000, /* R246 */
+ 0x0000, /* R247 - FLL NCO Test 0 */
+ 0x0019, /* R248 - FLL NCO Test 1 */
+};
+
+static struct {
+ int readable;
+ int writable;
+ int vol;
+} wm8904_access[] = {
+ { 0xFFFF, 0xFFFF, 1 }, /* R0 - SW Reset and ID */
+ { 0x0000, 0x0000, 0 }, /* R1 - Revision */
+ { 0x0000, 0x0000, 0 }, /* R2 */
+ { 0x0000, 0x0000, 0 }, /* R3 */
+ { 0x001F, 0x001F, 0 }, /* R4 - Bias Control 0 */
+ { 0x0047, 0x0047, 0 }, /* R5 - VMID Control 0 */
+ { 0x007F, 0x007F, 0 }, /* R6 - Mic Bias Control 0 */
+ { 0xC007, 0xC007, 0 }, /* R7 - Mic Bias Control 1 */
+ { 0x001E, 0x001E, 0 }, /* R8 - Analogue DAC 0 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R9 - mic Filter Control */
+ { 0x0001, 0x0001, 0 }, /* R10 - Analogue ADC 0 */
+ { 0x0000, 0x0000, 0 }, /* R11 */
+ { 0x0003, 0x0003, 0 }, /* R12 - Power Management 0 */
+ { 0x0000, 0x0000, 0 }, /* R13 */
+ { 0x0003, 0x0003, 0 }, /* R14 - Power Management 2 */
+ { 0x0003, 0x0003, 0 }, /* R15 - Power Management 3 */
+ { 0x0000, 0x0000, 0 }, /* R16 */
+ { 0x0000, 0x0000, 0 }, /* R17 */
+ { 0x000F, 0x000F, 0 }, /* R18 - Power Management 6 */
+ { 0x0000, 0x0000, 0 }, /* R19 */
+ { 0x7001, 0x7001, 0 }, /* R20 - Clock Rates 0 */
+ { 0x3C07, 0x3C07, 0 }, /* R21 - Clock Rates 1 */
+ { 0xD00F, 0xD00F, 0 }, /* R22 - Clock Rates 2 */
+ { 0x0000, 0x0000, 0 }, /* R23 */
+ { 0x1FFF, 0x1FFF, 0 }, /* R24 - Audio Interface 0 */
+ { 0x3DDF, 0x3DDF, 0 }, /* R25 - Audio Interface 1 */
+ { 0x0F1F, 0x0F1F, 0 }, /* R26 - Audio Interface 2 */
+ { 0x0FFF, 0x0FFF, 0 }, /* R27 - Audio Interface 3 */
+ { 0x0000, 0x0000, 0 }, /* R28 */
+ { 0x0000, 0x0000, 0 }, /* R29 */
+ { 0x00FF, 0x01FF, 0 }, /* R30 - DAC Digital Volume Left */
+ { 0x00FF, 0x01FF, 0 }, /* R31 - DAC Digital Volume Right */
+ { 0x0FFF, 0x0FFF, 0 }, /* R32 - DAC Digital 0 */
+ { 0x1E4E, 0x1E4E, 0 }, /* R33 - DAC Digital 1 */
+ { 0x0000, 0x0000, 0 }, /* R34 */
+ { 0x0000, 0x0000, 0 }, /* R35 */
+ { 0x00FF, 0x01FF, 0 }, /* R36 - ADC Digital Volume Left */
+ { 0x00FF, 0x01FF, 0 }, /* R37 - ADC Digital Volume Right */
+ { 0x0073, 0x0073, 0 }, /* R38 - ADC Digital 0 */
+ { 0x1800, 0x1800, 0 }, /* R39 - Digital Microphone 0 */
+ { 0xDFEF, 0xDFEF, 0 }, /* R40 - DRC 0 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R41 - DRC 1 */
+ { 0x003F, 0x003F, 0 }, /* R42 - DRC 2 */
+ { 0x07FF, 0x07FF, 0 }, /* R43 - DRC 3 */
+ { 0x009F, 0x009F, 0 }, /* R44 - Analogue Left Input 0 */
+ { 0x009F, 0x009F, 0 }, /* R45 - Analogue Right Input 0 */
+ { 0x007F, 0x007F, 0 }, /* R46 - Analogue Left Input 1 */
+ { 0x007F, 0x007F, 0 }, /* R47 - Analogue Right Input 1 */
+ { 0x0000, 0x0000, 0 }, /* R48 */
+ { 0x0000, 0x0000, 0 }, /* R49 */
+ { 0x0000, 0x0000, 0 }, /* R50 */
+ { 0x0000, 0x0000, 0 }, /* R51 */
+ { 0x0000, 0x0000, 0 }, /* R52 */
+ { 0x0000, 0x0000, 0 }, /* R53 */
+ { 0x0000, 0x0000, 0 }, /* R54 */
+ { 0x0000, 0x0000, 0 }, /* R55 */
+ { 0x0000, 0x0000, 0 }, /* R56 */
+ { 0x017F, 0x01FF, 0 }, /* R57 - Analogue OUT1 Left */
+ { 0x017F, 0x01FF, 0 }, /* R58 - Analogue OUT1 Right */
+ { 0x017F, 0x01FF, 0 }, /* R59 - Analogue OUT2 Left */
+ { 0x017F, 0x01FF, 0 }, /* R60 - Analogue OUT2 Right */
+ { 0x000F, 0x000F, 0 }, /* R61 - Analogue OUT12 ZC */
+ { 0x0000, 0x0000, 0 }, /* R62 */
+ { 0x0000, 0x0000, 0 }, /* R63 */
+ { 0x0000, 0x0000, 0 }, /* R64 */
+ { 0x0000, 0x0000, 0 }, /* R65 */
+ { 0x0000, 0x0000, 0 }, /* R66 */
+ { 0x000F, 0x000F, 0 }, /* R67 - DC Servo 0 */
+ { 0xFFFF, 0xFFFF, 1 }, /* R68 - DC Servo 1 */
+ { 0x0F0F, 0x0F0F, 0 }, /* R69 - DC Servo 2 */
+ { 0x0000, 0x0000, 0 }, /* R70 */
+ { 0x007F, 0x007F, 0 }, /* R71 - DC Servo 4 */
+ { 0x007F, 0x007F, 0 }, /* R72 - DC Servo 5 */
+ { 0x00FF, 0x00FF, 1 }, /* R73 - DC Servo 6 */
+ { 0x00FF, 0x00FF, 1 }, /* R74 - DC Servo 7 */
+ { 0x00FF, 0x00FF, 1 }, /* R75 - DC Servo 8 */
+ { 0x00FF, 0x00FF, 1 }, /* R76 - DC Servo 9 */
+ { 0x0FFF, 0x0000, 1 }, /* R77 - DC Servo Readback 0 */
+ { 0x0000, 0x0000, 0 }, /* R78 */
+ { 0x0000, 0x0000, 0 }, /* R79 */
+ { 0x0000, 0x0000, 0 }, /* R80 */
+ { 0x0000, 0x0000, 0 }, /* R81 */
+ { 0x0000, 0x0000, 0 }, /* R82 */
+ { 0x0000, 0x0000, 0 }, /* R83 */
+ { 0x0000, 0x0000, 0 }, /* R84 */
+ { 0x0000, 0x0000, 0 }, /* R85 */
+ { 0x0000, 0x0000, 0 }, /* R86 */
+ { 0x0000, 0x0000, 0 }, /* R87 */
+ { 0x0000, 0x0000, 0 }, /* R88 */
+ { 0x0000, 0x0000, 0 }, /* R89 */
+ { 0x00FF, 0x00FF, 0 }, /* R90 - Analogue HP 0 */
+ { 0x0000, 0x0000, 0 }, /* R91 */
+ { 0x0000, 0x0000, 0 }, /* R92 */
+ { 0x0000, 0x0000, 0 }, /* R93 */
+ { 0x00FF, 0x00FF, 0 }, /* R94 - Analogue Lineout 0 */
+ { 0x0000, 0x0000, 0 }, /* R95 */
+ { 0x0000, 0x0000, 0 }, /* R96 */
+ { 0x0000, 0x0000, 0 }, /* R97 */
+ { 0x0001, 0x0001, 0 }, /* R98 - Charge Pump 0 */
+ { 0x0000, 0x0000, 0 }, /* R99 */
+ { 0x0000, 0x0000, 0 }, /* R100 */
+ { 0x0000, 0x0000, 0 }, /* R101 */
+ { 0x0000, 0x0000, 0 }, /* R102 */
+ { 0x0000, 0x0000, 0 }, /* R103 */
+ { 0x0001, 0x0001, 0 }, /* R104 - Class W 0 */
+ { 0x0000, 0x0000, 0 }, /* R105 */
+ { 0x0000, 0x0000, 0 }, /* R106 */
+ { 0x0000, 0x0000, 0 }, /* R107 */
+ { 0x011F, 0x011F, 0 }, /* R108 - Write Sequencer 0 */
+ { 0x7FFF, 0x7FFF, 0 }, /* R109 - Write Sequencer 1 */
+ { 0x4FFF, 0x4FFF, 0 }, /* R110 - Write Sequencer 2 */
+ { 0x003F, 0x033F, 0 }, /* R111 - Write Sequencer 3 */
+ { 0x03F1, 0x0000, 0 }, /* R112 - Write Sequencer 4 */
+ { 0x0000, 0x0000, 0 }, /* R113 */
+ { 0x0000, 0x0000, 0 }, /* R114 */
+ { 0x0000, 0x0000, 0 }, /* R115 */
+ { 0x0007, 0x0007, 0 }, /* R116 - FLL Control 1 */
+ { 0x3F77, 0x3F77, 0 }, /* R117 - FLL Control 2 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R118 - FLL Control 3 */
+ { 0x7FEF, 0x7FEF, 0 }, /* R119 - FLL Control 4 */
+ { 0x001B, 0x001B, 0 }, /* R120 - FLL Control 5 */
+ { 0x003F, 0x003F, 0 }, /* R121 - GPIO Control 1 */
+ { 0x003F, 0x003F, 0 }, /* R122 - GPIO Control 2 */
+ { 0x003F, 0x003F, 0 }, /* R123 - GPIO Control 3 */
+ { 0x038F, 0x038F, 0 }, /* R124 - GPIO Control 4 */
+ { 0x0000, 0x0000, 0 }, /* R125 */
+ { 0x00FF, 0x00FF, 0 }, /* R126 - Digital Pulls */
+ { 0x07FF, 0x03FF, 1 }, /* R127 - Interrupt Status */
+ { 0x03FF, 0x03FF, 0 }, /* R128 - Interrupt Status Mask */
+ { 0x03FF, 0x03FF, 0 }, /* R129 - Interrupt Polarity */
+ { 0x03FF, 0x03FF, 0 }, /* R130 - Interrupt Debounce */
+ { 0x0000, 0x0000, 0 }, /* R131 */
+ { 0x0000, 0x0000, 0 }, /* R132 */
+ { 0x0000, 0x0000, 0 }, /* R133 */
+ { 0x0001, 0x0001, 0 }, /* R134 - EQ1 */
+ { 0x001F, 0x001F, 0 }, /* R135 - EQ2 */
+ { 0x001F, 0x001F, 0 }, /* R136 - EQ3 */
+ { 0x001F, 0x001F, 0 }, /* R137 - EQ4 */
+ { 0x001F, 0x001F, 0 }, /* R138 - EQ5 */
+ { 0x001F, 0x001F, 0 }, /* R139 - EQ6 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R140 - EQ7 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R141 - EQ8 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R142 - EQ9 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R143 - EQ10 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R144 - EQ11 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R145 - EQ12 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R146 - EQ13 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R147 - EQ14 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R148 - EQ15 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R149 - EQ16 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R150 - EQ17 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R151wm8523_dai - EQ18 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R152 - EQ19 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R153 - EQ20 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R154 - EQ21 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R155 - EQ22 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R156 - EQ23 */
+ { 0xFFFF, 0xFFFF, 0 }, /* R157 - EQ24 */
+ { 0x0000, 0x0000, 0 }, /* R158 */
+ { 0x0000, 0x0000, 0 }, /* R159 */
+ { 0x0000, 0x0000, 0 }, /* R160 */
+ { 0x0002, 0x0002, 0 }, /* R161 - Control Interface Test 1 */
+ { 0x0000, 0x0000, 0 }, /* R162 */
+ { 0x0000, 0x0000, 0 }, /* R163 */
+ { 0x0000, 0x0000, 0 }, /* R164 */
+ { 0x0000, 0x0000, 0 }, /* R165 */
+ { 0x0000, 0x0000, 0 }, /* R166 */
+ { 0x0000, 0x0000, 0 }, /* R167 */
+ { 0x0000, 0x0000, 0 }, /* R168 */
+ { 0x0000, 0x0000, 0 }, /* R169 */
+ { 0x0000, 0x0000, 0 }, /* R170 */
+ { 0x0000, 0x0000, 0 }, /* R171 */
+ { 0x0000, 0x0000, 0 }, /* R172 */
+ { 0x0000, 0x0000, 0 }, /* R173 */
+ { 0x0000, 0x0000, 0 }, /* R174 */
+ { 0x0000, 0x0000, 0 }, /* R175 */
+ { 0x0000, 0x0000, 0 }, /* R176 */
+ { 0x0000, 0x0000, 0 }, /* R177 */
+ { 0x0000, 0x0000, 0 }, /* R178 */
+ { 0x0000, 0x0000, 0 }, /* R179 */
+ { 0x0000, 0x0000, 0 }, /* R180 */
+ { 0x0000, 0x0000, 0 }, /* R181 */
+ { 0x0000, 0x0000, 0 }, /* R182 */
+ { 0x0000, 0x0000, 0 }, /* R183 */
+ { 0x0000, 0x0000, 0 }, /* R184 */
+ { 0x0000, 0x0000, 0 }, /* R185 */
+ { 0x0000, 0x0000, 0 }, /* R186 */
+ { 0x0000, 0x0000, 0 }, /* R187 */
+ { 0x0000, 0x0000, 0 }, /* R188 */
+ { 0x0000, 0x0000, 0 }, /* R189 */
+ { 0x0000, 0x0000, 0 }, /* R190 */
+ { 0x0000, 0x0000, 0 }, /* R191 */
+ { 0x0000, 0x0000, 0 }, /* R192 */
+ { 0x0000, 0x0000, 0 }, /* R193 */
+ { 0x0000, 0x0000, 0 }, /* R194 */
+ { 0x0000, 0x0000, 0 }, /* R195 */
+ { 0x0000, 0x0000, 0 }, /* R196 */
+ { 0x0000, 0x0000, 0 }, /* R197 */
+ { 0x0000, 0x0000, 0 }, /* R198 */
+ { 0x0000, 0x0000, 0 }, /* R199 */
+ { 0x0000, 0x0000, 0 }, /* R200 */
+ { 0x0000, 0x0000, 0 }, /* R201 */
+ { 0x0000, 0x0000, 0 }, /* R202 */
+ { 0x0000, 0x0000, 0 }, /* R203 */
+ { 0x0070, 0x0070, 0 }, /* R204 - Analogue Output Bias 0 */
+ { 0x0000, 0x0000, 0 }, /* R205 */
+ { 0x0000, 0x0000, 0 }, /* R206 */
+ { 0x0000, 0x0000, 0 }, /* R207 */
+ { 0x0000, 0x0000, 0 }, /* R208 */
+ { 0x0000, 0x0000, 0 }, /* R209 */
+ { 0x0000, 0x0000, 0 }, /* R210 */
+ { 0x0000, 0x0000, 0 }, /* R211 */
+ { 0x0000, 0x0000, 0 }, /* R212 */
+ { 0x0000, 0x0000, 0 }, /* R213 */
+ { 0x0000, 0x0000, 0 }, /* R214 */
+ { 0x0000, 0x0000, 0 }, /* R215 */
+ { 0x0000, 0x0000, 0 }, /* R216 */
+ { 0x0000, 0x0000, 0 }, /* R217 */
+ { 0x0000, 0x0000, 0 }, /* R218 */
+ { 0x0000, 0x0000, 0 }, /* R219 */
+ { 0x0000, 0x0000, 0 }, /* R220 */
+ { 0x0000, 0x0000, 0 }, /* R221 */
+ { 0x0000, 0x0000, 0 }, /* R222 */
+ { 0x0000, 0x0000, 0 }, /* R223 */
+ { 0x0000, 0x0000, 0 }, /* R224 */
+ { 0x0000, 0x0000, 0 }, /* R225 */
+ { 0x0000, 0x0000, 0 }, /* R226 */
+ { 0x0000, 0x0000, 0 }, /* R227 */
+ { 0x0000, 0x0000, 0 }, /* R228 */
+ { 0x0000, 0x0000, 0 }, /* R229 */
+ { 0x0000, 0x0000, 0 }, /* R230 */
+ { 0x0000, 0x0000, 0 }, /* R231 */
+ { 0x0000, 0x0000, 0 }, /* R232 */
+ { 0x0000, 0x0000, 0 }, /* R233 */
+ { 0x0000, 0x0000, 0 }, /* R234 */
+ { 0x0000, 0x0000, 0 }, /* R235 */
+ { 0x0000, 0x0000, 0 }, /* R236 */
+ { 0x0000, 0x0000, 0 }, /* R237 */
+ { 0x0000, 0x0000, 0 }, /* R238 */
+ { 0x0000, 0x0000, 0 }, /* R239 */
+ { 0x0000, 0x0000, 0 }, /* R240 */
+ { 0x0000, 0x0000, 0 }, /* R241 */
+ { 0x0000, 0x0000, 0 }, /* R242 */
+ { 0x0000, 0x0000, 0 }, /* R243 */
+ { 0x0000, 0x0000, 0 }, /* R244 */
+ { 0x0000, 0x0000, 0 }, /* R245 */
+ { 0x0000, 0x0000, 0 }, /* R246 */
+ { 0x0001, 0x0001, 0 }, /* R247 - FLL NCO Test 0 */
+ { 0x003F, 0x003F, 0 }, /* R248 - FLL NCO Test 1 */
+};
+
+static int wm8904_volatile_register(unsigned int reg)
+{
+ return wm8904_access[reg].vol;
+}
+
+static int wm8904_reset(struct snd_soc_codec *codec)
+{
+ return snd_soc_write(codec, WM8904_SW_RESET_AND_ID, 0);
+}
+
+static int wm8904_configure_clocking(struct snd_soc_codec *codec)
+{
+ struct wm8904_priv *wm8904 = codec->private_data;
+ unsigned int clock0, clock2, rate;
+
+ /* Gate the clock while we're updating to avoid misclocking */
+ clock2 = snd_soc_read(codec, WM8904_CLOCK_RATES_2);
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_2,
+ WM8904_SYSCLK_SRC, 0);
+
+ /* This should be done on init() for bypass paths */
+ switch (wm8904->sysclk_src) {
+ case WM8904_CLK_MCLK:
+ dev_dbg(codec->dev, "Using %dHz MCLK\n", wm8904->mclk_rate);
+
+ clock2 &= ~WM8904_SYSCLK_SRC;
+ rate = wm8904->mclk_rate;
+
+ /* Ensure the FLL is stopped */
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA | WM8904_FLL_ENA, 0);
+ break;
+
+ case WM8904_CLK_FLL:
+ dev_dbg(codec->dev, "Using %dHz FLL clock\n",
+ wm8904->fll_fout);
+
+ clock2 |= WM8904_SYSCLK_SRC;
+ rate = wm8904->fll_fout;
+ break;
+
+ default:
+ dev_err(codec->dev, "System clock not configured\n");
+ return -EINVAL;
+ }
+
+ /* SYSCLK shouldn't be over 13.5MHz */
+ if (rate > 13500000) {
+ clock0 = WM8904_MCLK_DIV;
+ wm8904->sysclk_rate = rate / 2;
+ } else {
+ clock0 = 0;
+ wm8904->sysclk_rate = rate;
+ }
+
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_0, WM8904_MCLK_DIV,
+ clock0);
+
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_2,
+ WM8904_CLK_SYS_ENA | WM8904_SYSCLK_SRC, clock2);
+
+ dev_dbg(codec->dev, "CLK_SYS is %dHz\n", wm8904->sysclk_rate);
+
+ return 0;
+}
+
+static void wm8904_set_drc(struct snd_soc_codec *codec)
+{
+ struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ int save, i;
+
+ /* Save any enables; the configuration should clear them. */
+ save = snd_soc_read(codec, WM8904_DRC_0);
+
+ for (i = 0; i < WM8904_DRC_REGS; i++)
+ snd_soc_update_bits(codec, WM8904_DRC_0 + i, 0xffff,
+ pdata->drc_cfgs[wm8904->drc_cfg].regs[i]);
+
+ /* Reenable the DRC */
+ snd_soc_update_bits(codec, WM8904_DRC_0,
+ WM8904_DRC_ENA | WM8904_DRC_DAC_PATH, save);
+}
+
+static int wm8904_put_drc_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ int value = ucontrol->value.integer.value[0];
+
+ if (value >= pdata->num_drc_cfgs)
+ return -EINVAL;
+
+ wm8904->drc_cfg = value;
+
+ wm8904_set_drc(codec);
+
+ return 0;
+}
+
+static int wm8904_get_drc_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+
+ ucontrol->value.enumerated.item[0] = wm8904->drc_cfg;
+
+ return 0;
+}
+
+static void wm8904_set_retune_mobile(struct snd_soc_codec *codec)
+{
+ struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ int best, best_val, save, i, cfg;
+
+ if (!pdata || !wm8904->num_retune_mobile_texts)
+ return;
+
+ /* Find the version of the currently selected configuration
+ * with the nearest sample rate. */
+ cfg = wm8904->retune_mobile_cfg;
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
+ if (strcmp(pdata->retune_mobile_cfgs[i].name,
+ wm8904->retune_mobile_texts[cfg]) == 0 &&
+ abs(pdata->retune_mobile_cfgs[i].rate
+ - wm8904->fs) < best_val) {
+ best = i;
+ best_val = abs(pdata->retune_mobile_cfgs[i].rate
+ - wm8904->fs);
+ }
+ }
+
+ dev_dbg(codec->dev, "ReTune Mobile %s/%dHz for %dHz sample rate\n",
+ pdata->retune_mobile_cfgs[best].name,
+ pdata->retune_mobile_cfgs[best].rate,
+ wm8904->fs);
+
+ /* The EQ will be disabled while reconfiguring it, remember the
+ * current configuration.
+ */
+ save = snd_soc_read(codec, WM8904_EQ1);
+
+ for (i = 0; i < WM8904_EQ_REGS; i++)
+ snd_soc_update_bits(codec, WM8904_EQ1 + i, 0xffff,
+ pdata->retune_mobile_cfgs[best].regs[i]);
+
+ snd_soc_update_bits(codec, WM8904_EQ1, WM8904_EQ_ENA, save);
+}
+
+static int wm8904_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ int value = ucontrol->value.integer.value[0];
+
+ if (value >= pdata->num_retune_mobile_cfgs)
+ return -EINVAL;
+
+ wm8904->retune_mobile_cfg = value;
+
+ wm8904_set_retune_mobile(codec);
+
+ return 0;
+}
+
+static int wm8904_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+
+ ucontrol->value.enumerated.item[0] = wm8904->retune_mobile_cfg;
+
+ return 0;
+}
+
+static int deemph_settings[] = { 0, 32000, 44100, 48000 };
+
+static int wm8904_set_deemph(struct snd_soc_codec *codec)
+{
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int val, i, best;
+
+ /* If we're using deemphasis select the nearest available sample
+ * rate.
+ */
+ if (wm8904->deemph) {
+ best = 1;
+ for (i = 2; i < ARRAY_SIZE(deemph_settings); i++) {
+ if (abs(deemph_settings[i] - wm8904->fs) <
+ abs(deemph_settings[best] - wm8904->fs))
+ best = i;
+ }
+
+ val = best << WM8904_DEEMPH_SHIFT;
+ } else {
+ val = 0;
+ }
+
+ dev_dbg(codec->dev, "Set deemphasis %d\n", val);
+
+ return snd_soc_update_bits(codec, WM8904_DAC_DIGITAL_1,
+ WM8904_DEEMPH_MASK, val);
+}
+
+static int wm8904_get_deemph(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+
+ return wm8904->deemph;
+}
+
+static int wm8904_put_deemph(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int deemph = ucontrol->value.enumerated.item[0];
+
+ if (deemph > 1)
+ return -EINVAL;
+
+ wm8904->deemph = deemph;
+
+ return wm8904_set_deemph(codec);
+}
+
+static const DECLARE_TLV_DB_SCALE(dac_boost_tlv, 0, 600, 0);
+static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
+static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0);
+static const DECLARE_TLV_DB_SCALE(sidetone_tlv, -3600, 300, 0);
+static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
+
+static const char *input_mode_text[] = {
+ "Single-Ended", "Differential Line", "Differential Mic"
+};
+
+static const struct soc_enum lin_mode =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_LEFT_INPUT_1, 0, 3, input_mode_text);
+
+static const struct soc_enum rin_mode =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_RIGHT_INPUT_1, 0, 3, input_mode_text);
+
+static const char *hpf_mode_text[] = {
+ "Hi-fi", "Voice 1", "Voice 2", "Voice 3"
+};
+
+static const struct soc_enum hpf_mode =
+ SOC_ENUM_SINGLE(WM8904_ADC_DIGITAL_0, 5, 4, hpf_mode_text);
+
+static const struct snd_kcontrol_new wm8904_adc_snd_controls[] = {
+SOC_DOUBLE_R_TLV("Digital Capture Volume", WM8904_ADC_DIGITAL_VOLUME_LEFT,
+ WM8904_ADC_DIGITAL_VOLUME_RIGHT, 1, 119, 0, digital_tlv),
+
+SOC_ENUM("Left Caputure Mode", lin_mode),
+SOC_ENUM("Right Capture Mode", rin_mode),
+
+/* No TLV since it depends on mode */
+SOC_DOUBLE_R("Capture Volume", WM8904_ANALOGUE_LEFT_INPUT_0,
+ WM8904_ANALOGUE_RIGHT_INPUT_0, 0, 31, 0),
+SOC_DOUBLE_R("Capture Switch", WM8904_ANALOGUE_LEFT_INPUT_0,
+ WM8904_ANALOGUE_RIGHT_INPUT_0, 7, 1, 0),
+
+SOC_SINGLE("High Pass Filter Switch", WM8904_ADC_DIGITAL_0, 4, 1, 0),
+SOC_ENUM("High Pass Filter Mode", hpf_mode),
+
+SOC_SINGLE("ADC 128x OSR Switch", WM8904_ANALOGUE_ADC_0, 0, 1, 0),
+};
+
+static const char *drc_path_text[] = {
+ "ADC", "DAC"
+};
+
+static const struct soc_enum drc_path =
+ SOC_ENUM_SINGLE(WM8904_DRC_0, 14, 2, drc_path_text);
+
+static const struct snd_kcontrol_new wm8904_dac_snd_controls[] = {
+SOC_SINGLE_TLV("Digital Playback Boost Volume",
+ WM8904_AUDIO_INTERFACE_0, 9, 3, 0, dac_boost_tlv),
+SOC_DOUBLE_R_TLV("Digital Playback Volume", WM8904_DAC_DIGITAL_VOLUME_LEFT,
+ WM8904_DAC_DIGITAL_VOLUME_RIGHT, 1, 96, 0, digital_tlv),
+
+SOC_DOUBLE_R_TLV("Headphone Volume", WM8904_ANALOGUE_OUT1_LEFT,
+ WM8904_ANALOGUE_OUT1_RIGHT, 0, 63, 0, out_tlv),
+SOC_DOUBLE_R("Headphone Switch", WM8904_ANALOGUE_OUT1_LEFT,
+ WM8904_ANALOGUE_OUT1_RIGHT, 8, 1, 1),
+SOC_DOUBLE_R("Headphone ZC Switch", WM8904_ANALOGUE_OUT1_LEFT,
+ WM8904_ANALOGUE_OUT1_RIGHT, 6, 1, 0),
+
+SOC_DOUBLE_R_TLV("Line Output Volume", WM8904_ANALOGUE_OUT2_LEFT,
+ WM8904_ANALOGUE_OUT2_RIGHT, 0, 63, 0, out_tlv),
+SOC_DOUBLE_R("Line Output Switch", WM8904_ANALOGUE_OUT2_LEFT,
+ WM8904_ANALOGUE_OUT2_RIGHT, 8, 1, 1),
+SOC_DOUBLE_R("Line Output ZC Switch", WM8904_ANALOGUE_OUT2_LEFT,
+ WM8904_ANALOGUE_OUT2_RIGHT, 6, 1, 0),
+
+SOC_SINGLE("EQ Switch", WM8904_EQ1, 0, 1, 0),
+SOC_SINGLE("DRC Switch", WM8904_DRC_0, 15, 1, 0),
+SOC_ENUM("DRC Path", drc_path),
+SOC_SINGLE("DAC OSRx2 Switch", WM8904_DAC_DIGITAL_1, 6, 1, 0),
+SOC_SINGLE_BOOL_EXT("DAC Deemphasis Switch", 0,
+ wm8904_get_deemph, wm8904_put_deemph),
+};
+
+static const struct snd_kcontrol_new wm8904_snd_controls[] = {
+SOC_DOUBLE_TLV("Digital Sidetone Volume", WM8904_DAC_DIGITAL_0, 4, 8, 15, 0,
+ sidetone_tlv),
+};
+
+static const struct snd_kcontrol_new wm8904_eq_controls[] = {
+SOC_SINGLE_TLV("EQ1 Volume", WM8904_EQ2, 0, 24, 0, eq_tlv),
+SOC_SINGLE_TLV("EQ2 Volume", WM8904_EQ3, 0, 24, 0, eq_tlv),
+SOC_SINGLE_TLV("EQ3 Volume", WM8904_EQ4, 0, 24, 0, eq_tlv),
+SOC_SINGLE_TLV("EQ4 Volume", WM8904_EQ5, 0, 24, 0, eq_tlv),
+SOC_SINGLE_TLV("EQ5 Volume", WM8904_EQ6, 0, 24, 0, eq_tlv),
+};
+
+static int cp_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ BUG_ON(event != SND_SOC_DAPM_POST_PMU);
+
+ /* Maximum startup time */
+ udelay(500);
+
+ return 0;
+}
+
+static int sysclk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct wm8904_priv *wm8904 = codec->private_data;
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ /* If we're using the FLL then we only start it when
+ * required; we assume that the configuration has been
+ * done previously and all we need to do is kick it
+ * off.
+ */
+ switch (wm8904->sysclk_src) {
+ case WM8904_CLK_FLL:
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA,
+ WM8904_FLL_OSC_ENA);
+
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_ENA,
+ WM8904_FLL_ENA);
+ break;
+
+ default:
+ break;
+ }
+ break;
+
+ case SND_SOC_DAPM_POST_PMD:
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA | WM8904_FLL_ENA, 0);
+ break;
+ }
+
+ return 0;
+}
+
+static int out_pga_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int reg, val;
+ int dcs_mask;
+ int dcs_l, dcs_r;
+ int dcs_l_reg, dcs_r_reg;
+ int timeout;
+
+ /* This code is shared between HP and LINEOUT; we do all our
+ * power management in stereo pairs to avoid latency issues so
+ * we reuse shift to identify which rather than strcmp() the
+ * name. */
+ reg = w->shift;
+
+ switch (reg) {
+ case WM8904_ANALOGUE_HP_0:
+ dcs_mask = WM8904_DCS_ENA_CHAN_0 | WM8904_DCS_ENA_CHAN_1;
+ dcs_r_reg = WM8904_DC_SERVO_8;
+ dcs_l_reg = WM8904_DC_SERVO_9;
+ dcs_l = 0;
+ dcs_r = 1;
+ break;
+ case WM8904_ANALOGUE_LINEOUT_0:
+ dcs_mask = WM8904_DCS_ENA_CHAN_2 | WM8904_DCS_ENA_CHAN_3;
+ dcs_r_reg = WM8904_DC_SERVO_6;
+ dcs_l_reg = WM8904_DC_SERVO_7;
+ dcs_l = 2;
+ dcs_r = 3;
+ break;
+ default:
+ BUG();
+ return -EINVAL;
+ }
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ /* Power on the amplifier */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_ENA | WM8904_HPR_ENA,
+ WM8904_HPL_ENA | WM8904_HPR_ENA);
+
+ /* Enable the first stage */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY,
+ WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY);
+
+ /* Power up the DC servo */
+ snd_soc_update_bits(codec, WM8904_DC_SERVO_0,
+ dcs_mask, dcs_mask);
+
+ /* Either calibrate the DC servo or restore cached state
+ * if we have that.
+ */
+ if (wm8904->dcs_state[dcs_l] || wm8904->dcs_state[dcs_r]) {
+ dev_dbg(codec->dev, "Restoring DC servo state\n");
+
+ snd_soc_write(codec, dcs_l_reg,
+ wm8904->dcs_state[dcs_l]);
+ snd_soc_write(codec, dcs_r_reg,
+ wm8904->dcs_state[dcs_r]);
+
+ snd_soc_write(codec, WM8904_DC_SERVO_1, dcs_mask);
+
+ timeout = 20;
+ } else {
+ dev_dbg(codec->dev, "Calibrating DC servo\n");
+
+ snd_soc_write(codec, WM8904_DC_SERVO_1,
+ dcs_mask << WM8904_DCS_TRIG_STARTUP_0_SHIFT);
+
+ timeout = 500;
+ }
+
+ /* Wait for DC servo to complete */
+ dcs_mask <<= WM8904_DCS_CAL_COMPLETE_SHIFT;
+ do {
+ val = snd_soc_read(codec, WM8904_DC_SERVO_READBACK_0);
+ if ((val & dcs_mask) == dcs_mask)
+ break;
+
+ msleep(1);
+ } while (--timeout);
+
+ if ((val & dcs_mask) != dcs_mask)
+ dev_warn(codec->dev, "DC servo timed out\n");
+ else
+ dev_dbg(codec->dev, "DC servo ready\n");
+
+ /* Enable the output stage */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP,
+ WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP);
+
+ /* Unshort the output itself */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_RMV_SHORT |
+ WM8904_HPR_RMV_SHORT,
+ WM8904_HPL_RMV_SHORT |
+ WM8904_HPR_RMV_SHORT);
+
+ break;
+
+ case SND_SOC_DAPM_PRE_PMD:
+ /* Short the output */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_RMV_SHORT |
+ WM8904_HPR_RMV_SHORT, 0);
+
+ /* Cache the DC servo configuration; this will be
+ * invalidated if we change the configuration. */
+ wm8904->dcs_state[dcs_l] = snd_soc_read(codec, dcs_l_reg);
+ wm8904->dcs_state[dcs_r] = snd_soc_read(codec, dcs_r_reg);
+
+ snd_soc_update_bits(codec, WM8904_DC_SERVO_0,
+ dcs_mask, 0);
+
+ /* Disable the amplifier input and output stages */
+ snd_soc_update_bits(codec, reg,
+ WM8904_HPL_ENA | WM8904_HPR_ENA |
+ WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY |
+ WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP,
+ 0);
+ break;
+ }
+
+ return 0;
+}
+
+static const char *lin_text[] = {
+ "IN1L", "IN2L", "IN3L"
+};
+
+static const struct soc_enum lin_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_LEFT_INPUT_1, 2, 3, lin_text);
+
+static const struct snd_kcontrol_new lin_mux =
+ SOC_DAPM_ENUM("Left Capture Mux", lin_enum);
+
+static const struct soc_enum lin_inv_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_LEFT_INPUT_1, 4, 3, lin_text);
+
+static const struct snd_kcontrol_new lin_inv_mux =
+ SOC_DAPM_ENUM("Left Capture Inveting Mux", lin_inv_enum);
+
+static const char *rin_text[] = {
+ "IN1R", "IN2R", "IN3R"
+};
+
+static const struct soc_enum rin_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_RIGHT_INPUT_1, 2, 3, rin_text);
+
+static const struct snd_kcontrol_new rin_mux =
+ SOC_DAPM_ENUM("Right Capture Mux", rin_enum);
+
+static const struct soc_enum rin_inv_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_RIGHT_INPUT_1, 4, 3, rin_text);
+
+static const struct snd_kcontrol_new rin_inv_mux =
+ SOC_DAPM_ENUM("Right Capture Inveting Mux", rin_inv_enum);
+
+static const char *aif_text[] = {
+ "Left", "Right"
+};
+
+static const struct soc_enum aifoutl_enum =
+ SOC_ENUM_SINGLE(WM8904_AUDIO_INTERFACE_0, 7, 2, aif_text);
+
+static const struct snd_kcontrol_new aifoutl_mux =
+ SOC_DAPM_ENUM("AIFOUTL Mux", aifoutl_enum);
+
+static const struct soc_enum aifoutr_enum =
+ SOC_ENUM_SINGLE(WM8904_AUDIO_INTERFACE_0, 6, 2, aif_text);
+
+static const struct snd_kcontrol_new aifoutr_mux =
+ SOC_DAPM_ENUM("AIFOUTR Mux", aifoutr_enum);
+
+static const struct soc_enum aifinl_enum =
+ SOC_ENUM_SINGLE(WM8904_AUDIO_INTERFACE_0, 5, 2, aif_text);
+
+static const struct snd_kcontrol_new aifinl_mux =
+ SOC_DAPM_ENUM("AIFINL Mux", aifinl_enum);
+
+static const struct soc_enum aifinr_enum =
+ SOC_ENUM_SINGLE(WM8904_AUDIO_INTERFACE_0, 4, 2, aif_text);
+
+static const struct snd_kcontrol_new aifinr_mux =
+ SOC_DAPM_ENUM("AIFINR Mux", aifinr_enum);
+
+static const struct snd_soc_dapm_widget wm8904_core_dapm_widgets[] = {
+SND_SOC_DAPM_SUPPLY("SYSCLK", WM8904_CLOCK_RATES_2, 2, 0, sysclk_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+SND_SOC_DAPM_SUPPLY("CLK_DSP", WM8904_CLOCK_RATES_2, 1, 0, NULL, 0),
+SND_SOC_DAPM_SUPPLY("TOCLK", WM8904_CLOCK_RATES_2, 0, 0, NULL, 0),
+};
+
+static const struct snd_soc_dapm_widget wm8904_adc_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("IN1L"),
+SND_SOC_DAPM_INPUT("IN1R"),
+SND_SOC_DAPM_INPUT("IN2L"),
+SND_SOC_DAPM_INPUT("IN2R"),
+SND_SOC_DAPM_INPUT("IN3L"),
+SND_SOC_DAPM_INPUT("IN3R"),
+
+SND_SOC_DAPM_MICBIAS("MICBIAS", WM8904_MIC_BIAS_CONTROL_0, 0, 0),
+
+SND_SOC_DAPM_MUX("Left Capture Mux", SND_SOC_NOPM, 0, 0, &lin_mux),
+SND_SOC_DAPM_MUX("Left Capture Inverting Mux", SND_SOC_NOPM, 0, 0,
+ &lin_inv_mux),
+SND_SOC_DAPM_MUX("Right Capture Mux", SND_SOC_NOPM, 0, 0, &rin_mux),
+SND_SOC_DAPM_MUX("Right Capture Inverting Mux", SND_SOC_NOPM, 0, 0,
+ &rin_inv_mux),
+
+SND_SOC_DAPM_PGA("Left Capture PGA", WM8904_POWER_MANAGEMENT_0, 1, 0,
+ NULL, 0),
+SND_SOC_DAPM_PGA("Right Capture PGA", WM8904_POWER_MANAGEMENT_0, 0, 0,
+ NULL, 0),
+
+SND_SOC_DAPM_ADC("ADCL", NULL, WM8904_POWER_MANAGEMENT_6, 1, 0),
+SND_SOC_DAPM_ADC("ADCR", NULL, WM8904_POWER_MANAGEMENT_6, 0, 0),
+
+SND_SOC_DAPM_MUX("AIFOUTL Mux", SND_SOC_NOPM, 0, 0, &aifoutl_mux),
+SND_SOC_DAPM_MUX("AIFOUTR Mux", SND_SOC_NOPM, 0, 0, &aifoutr_mux),
+
+SND_SOC_DAPM_AIF_OUT("AIFOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_OUT("AIFOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_widget wm8904_dac_dapm_widgets[] = {
+SND_SOC_DAPM_AIF_IN("AIFINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
+SND_SOC_DAPM_AIF_IN("AIFINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
+
+SND_SOC_DAPM_MUX("DACL Mux", SND_SOC_NOPM, 0, 0, &aifinl_mux),
+SND_SOC_DAPM_MUX("DACR Mux", SND_SOC_NOPM, 0, 0, &aifinr_mux),
+
+SND_SOC_DAPM_DAC("DACL", NULL, WM8904_POWER_MANAGEMENT_6, 3, 0),
+SND_SOC_DAPM_DAC("DACR", NULL, WM8904_POWER_MANAGEMENT_6, 2, 0),
+
+SND_SOC_DAPM_SUPPLY("Charge pump", WM8904_CHARGE_PUMP_0, 0, 0, cp_event,
+ SND_SOC_DAPM_POST_PMU),
+
+SND_SOC_DAPM_PGA("HPL PGA", WM8904_POWER_MANAGEMENT_2, 1, 0, NULL, 0),
+SND_SOC_DAPM_PGA("HPR PGA", WM8904_POWER_MANAGEMENT_2, 0, 0, NULL, 0),
+
+SND_SOC_DAPM_PGA("LINEL PGA", WM8904_POWER_MANAGEMENT_3, 1, 0, NULL, 0),
+SND_SOC_DAPM_PGA("LINER PGA", WM8904_POWER_MANAGEMENT_3, 0, 0, NULL, 0),
+
+SND_SOC_DAPM_PGA_E("Headphone Output", SND_SOC_NOPM, WM8904_ANALOGUE_HP_0,
+ 0, NULL, 0, out_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+SND_SOC_DAPM_PGA_E("Line Output", SND_SOC_NOPM, WM8904_ANALOGUE_LINEOUT_0,
+ 0, NULL, 0, out_pga_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+SND_SOC_DAPM_OUTPUT("HPOUTL"),
+SND_SOC_DAPM_OUTPUT("HPOUTR"),
+SND_SOC_DAPM_OUTPUT("LINEOUTL"),
+SND_SOC_DAPM_OUTPUT("LINEOUTR"),
+};
+
+static const char *out_mux_text[] = {
+ "DAC", "Bypass"
+};
+
+static const struct soc_enum hpl_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_OUT12_ZC, 3, 2, out_mux_text);
+
+static const struct snd_kcontrol_new hpl_mux =
+ SOC_DAPM_ENUM("HPL Mux", hpl_enum);
+
+static const struct soc_enum hpr_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_OUT12_ZC, 2, 2, out_mux_text);
+
+static const struct snd_kcontrol_new hpr_mux =
+ SOC_DAPM_ENUM("HPR Mux", hpr_enum);
+
+static const struct soc_enum linel_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_OUT12_ZC, 1, 2, out_mux_text);
+
+static const struct snd_kcontrol_new linel_mux =
+ SOC_DAPM_ENUM("LINEL Mux", linel_enum);
+
+static const struct soc_enum liner_enum =
+ SOC_ENUM_SINGLE(WM8904_ANALOGUE_OUT12_ZC, 0, 2, out_mux_text);
+
+static const struct snd_kcontrol_new liner_mux =
+ SOC_DAPM_ENUM("LINEL Mux", liner_enum);
+
+static const char *sidetone_text[] = {
+ "None", "Left", "Right"
+};
+
+static const struct soc_enum dacl_sidetone_enum =
+ SOC_ENUM_SINGLE(WM8904_DAC_DIGITAL_0, 2, 3, sidetone_text);
+
+static const struct snd_kcontrol_new dacl_sidetone_mux =
+ SOC_DAPM_ENUM("Left Sidetone Mux", dacl_sidetone_enum);
+
+static const struct soc_enum dacr_sidetone_enum =
+ SOC_ENUM_SINGLE(WM8904_DAC_DIGITAL_0, 0, 3, sidetone_text);
+
+static const struct snd_kcontrol_new dacr_sidetone_mux =
+ SOC_DAPM_ENUM("Right Sidetone Mux", dacr_sidetone_enum);
+
+static const struct snd_soc_dapm_widget wm8904_dapm_widgets[] = {
+SND_SOC_DAPM_SUPPLY("Class G", WM8904_CLASS_W_0, 0, 1, NULL, 0),
+SND_SOC_DAPM_PGA("Left Bypass", SND_SOC_NOPM, 0, 0, NULL, 0),
+SND_SOC_DAPM_PGA("Right Bypass", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &dacl_sidetone_mux),
+SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &dacr_sidetone_mux),
+
+SND_SOC_DAPM_MUX("HPL Mux", SND_SOC_NOPM, 0, 0, &hpl_mux),
+SND_SOC_DAPM_MUX("HPR Mux", SND_SOC_NOPM, 0, 0, &hpr_mux),
+SND_SOC_DAPM_MUX("LINEL Mux", SND_SOC_NOPM, 0, 0, &linel_mux),
+SND_SOC_DAPM_MUX("LINER Mux", SND_SOC_NOPM, 0, 0, &liner_mux),
+};
+
+static const struct snd_soc_dapm_route core_intercon[] = {
+ { "CLK_DSP", NULL, "SYSCLK" },
+ { "TOCLK", NULL, "SYSCLK" },
+};
+
+static const struct snd_soc_dapm_route adc_intercon[] = {
+ { "Left Capture Mux", "IN1L", "IN1L" },
+ { "Left Capture Mux", "IN2L", "IN2L" },
+ { "Left Capture Mux", "IN3L", "IN3L" },
+
+ { "Left Capture Inverting Mux", "IN1L", "IN1L" },
+ { "Left Capture Inverting Mux", "IN2L", "IN2L" },
+ { "Left Capture Inverting Mux", "IN3L", "IN3L" },
+
+ { "Right Capture Mux", "IN1R", "IN1R" },
+ { "Right Capture Mux", "IN2R", "IN2R" },
+ { "Right Capture Mux", "IN3R", "IN3R" },
+
+ { "Right Capture Inverting Mux", "IN1R", "IN1R" },
+ { "Right Capture Inverting Mux", "IN2R", "IN2R" },
+ { "Right Capture Inverting Mux", "IN3R", "IN3R" },
+
+ { "Left Capture PGA", NULL, "Left Capture Mux" },
+ { "Left Capture PGA", NULL, "Left Capture Inverting Mux" },
+
+ { "Right Capture PGA", NULL, "Right Capture Mux" },
+ { "Right Capture PGA", NULL, "Right Capture Inverting Mux" },
+
+ { "AIFOUTL", "Left", "ADCL" },
+ { "AIFOUTL", "Right", "ADCR" },
+ { "AIFOUTR", "Left", "ADCL" },
+ { "AIFOUTR", "Right", "ADCR" },
+
+ { "ADCL", NULL, "CLK_DSP" },
+ { "ADCL", NULL, "Left Capture PGA" },
+
+ { "ADCR", NULL, "CLK_DSP" },
+ { "ADCR", NULL, "Right Capture PGA" },
+};
+
+static const struct snd_soc_dapm_route dac_intercon[] = {
+ { "DACL", "Right", "AIFINR" },
+ { "DACL", "Left", "AIFINL" },
+ { "DACL", NULL, "CLK_DSP" },
+
+ { "DACR", "Right", "AIFINR" },
+ { "DACR", "Left", "AIFINL" },
+ { "DACR", NULL, "CLK_DSP" },
+
+ { "Charge pump", NULL, "SYSCLK" },
+
+ { "Headphone Output", NULL, "HPL PGA" },
+ { "Headphone Output", NULL, "HPR PGA" },
+ { "Headphone Output", NULL, "Charge pump" },
+ { "Headphone Output", NULL, "TOCLK" },
+
+ { "Line Output", NULL, "LINEL PGA" },
+ { "Line Output", NULL, "LINER PGA" },
+ { "Line Output", NULL, "Charge pump" },
+ { "Line Output", NULL, "TOCLK" },
+
+ { "HPOUTL", NULL, "Headphone Output" },
+ { "HPOUTR", NULL, "Headphone Output" },
+
+ { "LINEOUTL", NULL, "Line Output" },
+ { "LINEOUTR", NULL, "Line Output" },
+};
+
+static const struct snd_soc_dapm_route wm8904_intercon[] = {
+ { "Left Sidetone", "Left", "ADCL" },
+ { "Left Sidetone", "Right", "ADCR" },
+ { "DACL", NULL, "Left Sidetone" },
+
+ { "Right Sidetone", "Left", "ADCL" },
+ { "Right Sidetone", "Right", "ADCR" },
+ { "DACR", NULL, "Right Sidetone" },
+
+ { "Left Bypass", NULL, "Class G" },
+ { "Left Bypass", NULL, "Left Capture PGA" },
+
+ { "Right Bypass", NULL, "Class G" },
+ { "Right Bypass", NULL, "Right Capture PGA" },
+
+ { "HPL Mux", "DAC", "DACL" },
+ { "HPL Mux", "Bypass", "Left Bypass" },
+
+ { "HPR Mux", "DAC", "DACR" },
+ { "HPR Mux", "Bypass", "Right Bypass" },
+
+ { "LINEL Mux", "DAC", "DACL" },
+ { "LINEL Mux", "Bypass", "Left Bypass" },
+
+ { "LINER Mux", "DAC", "DACR" },
+ { "LINER Mux", "Bypass", "Right Bypass" },
+
+ { "HPL PGA", NULL, "HPL Mux" },
+ { "HPR PGA", NULL, "HPR Mux" },
+
+ { "LINEL PGA", NULL, "LINEL Mux" },
+ { "LINER PGA", NULL, "LINER Mux" },
+};
+
+static int wm8904_add_widgets(struct snd_soc_codec *codec)
+{
+ snd_soc_add_controls(codec, wm8904_adc_snd_controls,
+ ARRAY_SIZE(wm8904_adc_snd_controls));
+ snd_soc_add_controls(codec, wm8904_dac_snd_controls,
+ ARRAY_SIZE(wm8904_dac_snd_controls));
+ snd_soc_add_controls(codec, wm8904_snd_controls,
+ ARRAY_SIZE(wm8904_snd_controls));
+
+ snd_soc_dapm_new_controls(codec, wm8904_core_dapm_widgets,
+ ARRAY_SIZE(wm8904_core_dapm_widgets));
+ snd_soc_dapm_new_controls(codec, wm8904_adc_dapm_widgets,
+ ARRAY_SIZE(wm8904_adc_dapm_widgets));
+ snd_soc_dapm_new_controls(codec, wm8904_dac_dapm_widgets,
+ ARRAY_SIZE(wm8904_dac_dapm_widgets));
+ snd_soc_dapm_new_controls(codec, wm8904_dapm_widgets,
+ ARRAY_SIZE(wm8904_dapm_widgets));
+
+ snd_soc_dapm_add_routes(codec, core_intercon,
+ ARRAY_SIZE(core_intercon));
+ snd_soc_dapm_add_routes(codec, adc_intercon, ARRAY_SIZE(adc_intercon));
+ snd_soc_dapm_add_routes(codec, dac_intercon, ARRAY_SIZE(dac_intercon));
+ snd_soc_dapm_add_routes(codec, wm8904_intercon,
+ ARRAY_SIZE(wm8904_intercon));
+
+ snd_soc_dapm_new_widgets(codec);
+ return 0;
+}
+
+static struct {
+ int ratio;
+ unsigned int clk_sys_rate;
+} clk_sys_rates[] = {
+ { 64, 0 },
+ { 128, 1 },
+ { 192, 2 },
+ { 256, 3 },
+ { 384, 4 },
+ { 512, 5 },
+ { 786, 6 },
+ { 1024, 7 },
+ { 1408, 8 },
+ { 1536, 9 },
+};
+
+static struct {
+ int rate;
+ int sample_rate;
+} sample_rates[] = {
+ { 8000, 0 },
+ { 11025, 1 },
+ { 12000, 1 },
+ { 16000, 2 },
+ { 22050, 3 },
+ { 24000, 3 },
+ { 32000, 4 },
+ { 44100, 5 },
+ { 48000, 5 },
+};
+
+static struct {
+ int div; /* *10 due to .5s */
+ int bclk_div;
+} bclk_divs[] = {
+ { 10, 0 },
+ { 15, 1 },
+ { 20, 2 },
+ { 30, 3 },
+ { 40, 4 },
+ { 50, 5 },
+ { 55, 6 },
+ { 60, 7 },
+ { 80, 8 },
+ { 100, 9 },
+ { 110, 10 },
+ { 120, 11 },
+ { 160, 12 },
+ { 200, 13 },
+ { 220, 14 },
+ { 240, 16 },
+ { 200, 17 },
+ { 320, 18 },
+ { 440, 19 },
+ { 480, 20 },
+};
+
+
+static int wm8904_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int ret, i, best, best_val, cur_val;
+ unsigned int aif1 = 0;
+ unsigned int aif2 = 0;
+ unsigned int aif3 = 0;
+ unsigned int clock1 = 0;
+ unsigned int dac_digital1 = 0;
+
+ /* What BCLK do we need? */
+ wm8904->fs = params_rate(params);
+ if (wm8904->tdm_slots) {
+ dev_dbg(codec->dev, "Configuring for %d %d bit TDM slots\n",
+ wm8904->tdm_slots, wm8904->tdm_width);
+ wm8904->bclk = snd_soc_calc_bclk(wm8904->fs,
+ wm8904->tdm_width, 2,
+ wm8904->tdm_slots);
+ } else {
+ wm8904->bclk = snd_soc_params_to_bclk(params);
+ }
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ aif1 |= 0x40;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ aif1 |= 0x80;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ aif1 |= 0xc0;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+
+ dev_dbg(codec->dev, "Target BCLK is %dHz\n", wm8904->bclk);
+
+ ret = wm8904_configure_clocking(codec);
+ if (ret != 0)
+ return ret;
+
+ /* Select nearest CLK_SYS_RATE */
+ best = 0;
+ best_val = abs((wm8904->sysclk_rate / clk_sys_rates[0].ratio)
+ - wm8904->fs);
+ for (i = 1; i < ARRAY_SIZE(clk_sys_rates); i++) {
+ cur_val = abs((wm8904->sysclk_rate /
+ clk_sys_rates[i].ratio) - wm8904->fs);;
+ if (cur_val < best_val) {
+ best = i;
+ best_val = cur_val;
+ }
+ }
+ dev_dbg(codec->dev, "Selected CLK_SYS_RATIO of %d\n",
+ clk_sys_rates[best].ratio);
+ clock1 |= (clk_sys_rates[best].clk_sys_rate
+ << WM8904_CLK_SYS_RATE_SHIFT);
+
+ /* SAMPLE_RATE */
+ best = 0;
+ best_val = abs(wm8904->fs - sample_rates[0].rate);
+ for (i = 1; i < ARRAY_SIZE(sample_rates); i++) {
+ /* Closest match */
+ cur_val = abs(wm8904->fs - sample_rates[i].rate);
+ if (cur_val < best_val) {
+ best = i;
+ best_val = cur_val;
+ }
+ }
+ dev_dbg(codec->dev, "Selected SAMPLE_RATE of %dHz\n",
+ sample_rates[best].rate);
+ clock1 |= (sample_rates[best].sample_rate
+ << WM8904_SAMPLE_RATE_SHIFT);
+
+ /* Enable sloping stopband filter for low sample rates */
+ if (wm8904->fs <= 24000)
+ dac_digital1 |= WM8904_DAC_SB_FILT;
+
+ /* BCLK_DIV */
+ best = 0;
+ best_val = INT_MAX;
+ for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
+ cur_val = ((wm8904->sysclk_rate * 10) / bclk_divs[i].div)
+ - wm8904->bclk;
+ if (cur_val < 0) /* Table is sorted */
+ break;
+ if (cur_val < best_val) {
+ best = i;
+ best_val = cur_val;
+ }
+ }
+ wm8904->bclk = (wm8904->sysclk_rate * 10) / bclk_divs[best].div;
+ dev_dbg(codec->dev, "Selected BCLK_DIV of %d for %dHz BCLK\n",
+ bclk_divs[best].div, wm8904->bclk);
+ aif2 |= bclk_divs[best].bclk_div;
+
+ /* LRCLK is a simple fraction of BCLK */
+ dev_dbg(codec->dev, "LRCLK_RATE is %d\n", wm8904->bclk / wm8904->fs);
+ aif3 |= wm8904->bclk / wm8904->fs;
+
+ /* Apply the settings */
+ snd_soc_update_bits(codec, WM8904_DAC_DIGITAL_1,
+ WM8904_DAC_SB_FILT, dac_digital1);
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_1,
+ WM8904_AIF_WL_MASK, aif1);
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_2,
+ WM8904_BCLK_DIV_MASK, aif2);
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_3,
+ WM8904_LRCLK_RATE_MASK, aif3);
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_1,
+ WM8904_SAMPLE_RATE_MASK |
+ WM8904_CLK_SYS_RATE_MASK, clock1);
+
+ /* Update filters for the new settings */
+ wm8904_set_retune_mobile(codec);
+ wm8904_set_deemph(codec);
+
+ return 0;
+}
+
+
+static int wm8904_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+ unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8904_priv *priv = codec->private_data;
+
+ switch (clk_id) {
+ case WM8904_CLK_MCLK:
+ priv->sysclk_src = clk_id;
+ priv->mclk_rate = freq;
+ break;
+
+ case WM8904_CLK_FLL:
+ priv->sysclk_src = clk_id;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
+
+ wm8904_configure_clocking(codec);
+
+ return 0;
+}
+
+static int wm8904_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int aif1 = 0;
+ unsigned int aif3 = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM:
+ aif3 |= WM8904_LRCLK_DIR;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFS:
+ aif1 |= WM8904_BCLK_DIR;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ aif1 |= WM8904_BCLK_DIR;
+ aif3 |= WM8904_LRCLK_DIR;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_B:
+ aif1 |= WM8904_AIF_LRCLK_INV;
+ case SND_SOC_DAIFMT_DSP_A:
+ aif1 |= 0x3;
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ aif1 |= 0x2;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ aif1 |= 0x1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_A:
+ case SND_SOC_DAIFMT_DSP_B:
+ /* frame inversion not valid for DSP modes */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif1 |= WM8904_AIF_BCLK_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+
+ case SND_SOC_DAIFMT_I2S:
+ case SND_SOC_DAIFMT_RIGHT_J:
+ case SND_SOC_DAIFMT_LEFT_J:
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ aif1 |= WM8904_AIF_BCLK_INV | WM8904_AIF_LRCLK_INV;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif1 |= WM8904_AIF_BCLK_INV;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ aif1 |= WM8904_AIF_LRCLK_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_1,
+ WM8904_AIF_BCLK_INV | WM8904_AIF_LRCLK_INV |
+ WM8904_AIF_FMT_MASK | WM8904_BCLK_DIR, aif1);
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_3,
+ WM8904_LRCLK_DIR, aif3);
+
+ return 0;
+}
+
+
+static int wm8904_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
+ unsigned int rx_mask, int slots, int slot_width)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int aif1 = 0;
+
+ /* Don't need to validate anything if we're turning off TDM */
+ if (slots == 0)
+ goto out;
+
+ /* Note that we allow configurations we can't handle ourselves -
+ * for example, we can generate clocks for slots 2 and up even if
+ * we can't use those slots ourselves.
+ */
+ aif1 |= WM8904_AIFADC_TDM | WM8904_AIFDAC_TDM;
+
+ switch (rx_mask) {
+ case 3:
+ break;
+ case 0xc:
+ aif1 |= WM8904_AIFADC_TDM_CHAN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+
+ switch (tx_mask) {
+ case 3:
+ break;
+ case 0xc:
+ aif1 |= WM8904_AIFDAC_TDM_CHAN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+out:
+ wm8904->tdm_width = slot_width;
+ wm8904->tdm_slots = slots / 2;
+
+ snd_soc_update_bits(codec, WM8904_AUDIO_INTERFACE_1,
+ WM8904_AIFADC_TDM | WM8904_AIFADC_TDM_CHAN |
+ WM8904_AIFDAC_TDM | WM8904_AIFDAC_TDM_CHAN, aif1);
+
+ return 0;
+}
+
+struct _fll_div {
+ u16 fll_fratio;
+ u16 fll_outdiv;
+ u16 fll_clk_ref_div;
+ u16 n;
+ u16 k;
+};
+
+/* The size in bits of the FLL divide multiplied by 10
+ * to allow rounding later */
+#define FIXED_FLL_SIZE ((1 << 16) * 10)
+
+static struct {
+ unsigned int min;
+ unsigned int max;
+ u16 fll_fratio;
+ int ratio;
+} fll_fratios[] = {
+ { 0, 64000, 4, 16 },
+ { 64000, 128000, 3, 8 },
+ { 128000, 256000, 2, 4 },
+ { 256000, 1000000, 1, 2 },
+ { 1000000, 13500000, 0, 1 },
+};
+
+static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,
+ unsigned int Fout)
+{
+ u64 Kpart;
+ unsigned int K, Ndiv, Nmod, target;
+ unsigned int div;
+ int i;
+
+ /* Fref must be <=13.5MHz */
+ div = 1;
+ fll_div->fll_clk_ref_div = 0;
+ while ((Fref / div) > 13500000) {
+ div *= 2;
+ fll_div->fll_clk_ref_div++;
+
+ if (div > 8) {
+ pr_err("Can't scale %dMHz input down to <=13.5MHz\n",
+ Fref);
+ return -EINVAL;
+ }
+ }
+
+ pr_debug("Fref=%u Fout=%u\n", Fref, Fout);
+
+ /* Apply the division for our remaining calculations */
+ Fref /= div;
+
+ /* Fvco should be 90-100MHz; don't check the upper bound */
+ div = 4;
+ while (Fout * div < 90000000) {
+ div++;
+ if (div > 64) {
+ pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n",
+ Fout);
+ return -EINVAL;
+ }
+ }
+ target = Fout * div;
+ fll_div->fll_outdiv = div - 1;
+
+ pr_debug("Fvco=%dHz\n", target);
+
+ /* Find an appropraite FLL_FRATIO and factor it out of the target */
+ for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) {
+ if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) {
+ fll_div->fll_fratio = fll_fratios[i].fll_fratio;
+ target /= fll_fratios[i].ratio;
+ break;
+ }
+ }
+ if (i == ARRAY_SIZE(fll_fratios)) {
+ pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref);
+ return -EINVAL;
+ }
+
+ /* Now, calculate N.K */
+ Ndiv = target / Fref;
+
+ fll_div->n = Ndiv;
+ Nmod = target % Fref;
+ pr_debug("Nmod=%d\n", Nmod);
+
+ /* Calculate fractional part - scale up so we can round. */
+ Kpart = FIXED_FLL_SIZE * (long long)Nmod;
+
+ do_div(Kpart, Fref);
+
+ K = Kpart & 0xFFFFFFFF;
+
+ if ((K % 10) >= 5)
+ K += 5;
+
+ /* Move down to proper range now rounding is done */
+ fll_div->k = K / 10;
+
+ pr_debug("N=%x K=%x FLL_FRATIO=%x FLL_OUTDIV=%x FLL_CLK_REF_DIV=%x\n",
+ fll_div->n, fll_div->k,
+ fll_div->fll_fratio, fll_div->fll_outdiv,
+ fll_div->fll_clk_ref_div);
+
+ return 0;
+}
+
+static int wm8904_set_fll(struct snd_soc_dai *dai, int fll_id, int source,
+ unsigned int Fref, unsigned int Fout)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8904_priv *wm8904 = codec->private_data;
+ struct _fll_div fll_div;
+ int ret, val;
+ int clock2, fll1;
+
+ /* Any change? */
+ if (source == wm8904->fll_src && Fref == wm8904->fll_fref &&
+ Fout == wm8904->fll_fout)
+ return 0;
+
+ clock2 = snd_soc_read(codec, WM8904_CLOCK_RATES_2);
+
+ if (Fout == 0) {
+ dev_dbg(codec->dev, "FLL disabled\n");
+
+ wm8904->fll_fref = 0;
+ wm8904->fll_fout = 0;
+
+ /* Gate SYSCLK to avoid glitches */
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_2,
+ WM8904_CLK_SYS_ENA, 0);
+
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA | WM8904_FLL_ENA, 0);
+
+ goto out;
+ }
+
+ /* Validate the FLL ID */
+ switch (source) {
+ case WM8904_FLL_MCLK:
+ case WM8904_FLL_LRCLK:
+ case WM8904_FLL_BCLK:
+ ret = fll_factors(&fll_div, Fref, Fout);
+ if (ret != 0)
+ return ret;
+ break;
+
+ case WM8904_FLL_FREE_RUNNING:
+ dev_dbg(codec->dev, "Using free running FLL\n");
+ /* Force 12MHz and output/4 for now */
+ Fout = 12000000;
+ Fref = 12000000;
+
+ memset(&fll_div, 0, sizeof(fll_div));
+ fll_div.fll_outdiv = 3;
+ break;
+
+ default:
+ dev_err(codec->dev, "Unknown FLL ID %d\n", fll_id);
+ return -EINVAL;
+ }
+
+ /* Save current state then disable the FLL and SYSCLK to avoid
+ * misclocking */
+ fll1 = snd_soc_read(codec, WM8904_FLL_CONTROL_1);
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_2,
+ WM8904_CLK_SYS_ENA, 0);
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA | WM8904_FLL_ENA, 0);
+
+ /* Unlock forced oscilator control to switch it on/off */
+ snd_soc_update_bits(codec, WM8904_CONTROL_INTERFACE_TEST_1,
+ WM8904_USER_KEY, WM8904_USER_KEY);
+
+ if (fll_id == WM8904_FLL_FREE_RUNNING) {
+ val = WM8904_FLL_FRC_NCO;
+ } else {
+ val = 0;
+ }
+
+ snd_soc_update_bits(codec, WM8904_FLL_NCO_TEST_1, WM8904_FLL_FRC_NCO,
+ val);
+ snd_soc_update_bits(codec, WM8904_CONTROL_INTERFACE_TEST_1,
+ WM8904_USER_KEY, 0);
+
+ switch (fll_id) {
+ case WM8904_FLL_MCLK:
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_5,
+ WM8904_FLL_CLK_REF_SRC_MASK, 0);
+ break;
+
+ case WM8904_FLL_LRCLK:
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_5,
+ WM8904_FLL_CLK_REF_SRC_MASK, 1);
+ break;
+
+ case WM8904_FLL_BCLK:
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_5,
+ WM8904_FLL_CLK_REF_SRC_MASK, 2);
+ break;
+ }
+
+ if (fll_div.k)
+ val = WM8904_FLL_FRACN_ENA;
+ else
+ val = 0;
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_FRACN_ENA, val);
+
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_2,
+ WM8904_FLL_OUTDIV_MASK | WM8904_FLL_FRATIO_MASK,
+ (fll_div.fll_outdiv << WM8904_FLL_OUTDIV_SHIFT) |
+ (fll_div.fll_fratio << WM8904_FLL_FRATIO_SHIFT));
+
+ snd_soc_write(codec, WM8904_FLL_CONTROL_3, fll_div.k);
+
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_4, WM8904_FLL_N_MASK,
+ fll_div.n << WM8904_FLL_N_SHIFT);
+
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_5,
+ WM8904_FLL_CLK_REF_DIV_MASK,
+ fll_div.fll_clk_ref_div
+ << WM8904_FLL_CLK_REF_DIV_SHIFT);
+
+ dev_dbg(codec->dev, "FLL configured for %dHz->%dHz\n", Fref, Fout);
+
+ wm8904->fll_fref = Fref;
+ wm8904->fll_fout = Fout;
+ wm8904->fll_src = source;
+
+ /* Enable the FLL if it was previously active */
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_OSC_ENA, fll1);
+ snd_soc_update_bits(codec, WM8904_FLL_CONTROL_1,
+ WM8904_FLL_ENA, fll1);
+
+out:
+ /* Reenable SYSCLK if it was previously active */
+ snd_soc_update_bits(codec, WM8904_CLOCK_RATES_2,
+ WM8904_CLK_SYS_ENA, clock2);
+
+ return 0;
+}
+
+static int wm8904_digital_mute(struct snd_soc_dai *codec_dai, int mute)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int val;
+
+ if (mute)
+ val = WM8904_DAC_MUTE;
+ else
+ val = 0;
+
+ snd_soc_update_bits(codec, WM8904_DAC_DIGITAL_1, WM8904_DAC_MUTE, val);
+
+ return 0;
+}
+
+static int wm8904_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ struct wm8904_priv *wm8904 = codec->private_data;
+ int ret, i;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ /* VMID resistance 2*50k */
+ snd_soc_update_bits(codec, WM8904_VMID_CONTROL_0,
+ WM8904_VMID_RES_MASK,
+ 0x1 << WM8904_VMID_RES_SHIFT);
+
+ /* Normal bias current */
+ snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
+ WM8904_ISEL_MASK, 2 << WM8904_ISEL_SHIFT);
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8904->supplies),
+ wm8904->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "Failed to enable supplies: %d\n",
+ ret);
+ return ret;
+ }
+
+ /* Sync back cached values if they're
+ * different from the hardware default.
+ */
+ for (i = 1; i < ARRAY_SIZE(wm8904->reg_cache); i++) {
+ if (!wm8904_access[i].writable)
+ continue;
+
+ if (wm8904->reg_cache[i] == wm8904_reg[i])
+ continue;
+
+ snd_soc_write(codec, i, wm8904->reg_cache[i]);
+ }
+
+ /* Enable bias */
+ snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
+ WM8904_BIAS_ENA, WM8904_BIAS_ENA);
+
+ /* Enable VMID, VMID buffering, 2*5k resistance */
+ snd_soc_update_bits(codec, WM8904_VMID_CONTROL_0,
+ WM8904_VMID_ENA |
+ WM8904_VMID_RES_MASK,
+ WM8904_VMID_ENA |
+ 0x3 << WM8904_VMID_RES_SHIFT);
+
+ /* Let VMID ramp */
+ msleep(1);
+ }
+
+ /* Maintain VMID with 2*250k */
+ snd_soc_update_bits(codec, WM8904_VMID_CONTROL_0,
+ WM8904_VMID_RES_MASK,
+ 0x2 << WM8904_VMID_RES_SHIFT);
+
+ /* Bias current *0.5 */
+ snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
+ WM8904_ISEL_MASK, 0);
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ /* Turn off VMID */
+ snd_soc_update_bits(codec, WM8904_VMID_CONTROL_0,
+ WM8904_VMID_RES_MASK | WM8904_VMID_ENA, 0);
+
+ /* Stop bias generation */
+ snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
+ WM8904_BIAS_ENA, 0);
+
+ regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies),
+ wm8904->supplies);
+ break;
+ }
+ codec->bias_level = level;
+ return 0;
+}
+
+#define WM8904_RATES SNDRV_PCM_RATE_8000_96000
+
+#define WM8904_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_ops wm8904_dai_ops = {
+ .set_sysclk = wm8904_set_sysclk,
+ .set_fmt = wm8904_set_fmt,
+ .set_tdm_slot = wm8904_set_tdm_slot,
+ .set_pll = wm8904_set_fll,
+ .hw_params = wm8904_hw_params,
+ .digital_mute = wm8904_digital_mute,
+};
+
+struct snd_soc_dai wm8904_dai = {
+ .name = "WM8904",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = WM8904_RATES,
+ .formats = WM8904_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = WM8904_RATES,
+ .formats = WM8904_FORMATS,
+ },
+ .ops = &wm8904_dai_ops,
+ .symmetric_rates = 1,
+};
+EXPORT_SYMBOL_GPL(wm8904_dai);
+
+#ifdef CONFIG_PM
+static int wm8904_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ wm8904_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ return 0;
+}
+
+static int wm8904_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ wm8904_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ return 0;
+}
+#else
+#define wm8904_suspend NULL
+#define wm8904_resume NULL
+#endif
+
+static void wm8904_handle_retune_mobile_pdata(struct wm8904_priv *wm8904)
+{
+ struct snd_soc_codec *codec = &wm8904->codec;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ struct snd_kcontrol_new control =
+ SOC_ENUM_EXT("EQ Mode",
+ wm8904->retune_mobile_enum,
+ wm8904_get_retune_mobile_enum,
+ wm8904_put_retune_mobile_enum);
+ int ret, i, j;
+ const char **t;
+
+ /* We need an array of texts for the enum API but the number
+ * of texts is likely to be less than the number of
+ * configurations due to the sample rate dependency of the
+ * configurations. */
+ wm8904->num_retune_mobile_texts = 0;
+ wm8904->retune_mobile_texts = NULL;
+ for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
+ for (j = 0; j < wm8904->num_retune_mobile_texts; j++) {
+ if (strcmp(pdata->retune_mobile_cfgs[i].name,
+ wm8904->retune_mobile_texts[j]) == 0)
+ break;
+ }
+
+ if (j != wm8904->num_retune_mobile_texts)
+ continue;
+
+ /* Expand the array... */
+ t = krealloc(wm8904->retune_mobile_texts,
+ sizeof(char *) *
+ (wm8904->num_retune_mobile_texts + 1),
+ GFP_KERNEL);
+ if (t == NULL)
+ continue;
+
+ /* ...store the new entry... */
+ t[wm8904->num_retune_mobile_texts] =
+ pdata->retune_mobile_cfgs[i].name;
+
+ /* ...and remember the new version. */
+ wm8904->num_retune_mobile_texts++;
+ wm8904->retune_mobile_texts = t;
+ }
+
+ dev_dbg(codec->dev, "Allocated %d unique ReTune Mobile names\n",
+ wm8904->num_retune_mobile_texts);
+
+ wm8904->retune_mobile_enum.max = wm8904->num_retune_mobile_texts;
+ wm8904->retune_mobile_enum.texts = wm8904->retune_mobile_texts;
+
+ ret = snd_soc_add_controls(&wm8904->codec, &control, 1);
+ if (ret != 0)
+ dev_err(wm8904->codec.dev,
+ "Failed to add ReTune Mobile control: %d\n", ret);
+}
+
+static void wm8904_handle_pdata(struct wm8904_priv *wm8904)
+{
+ struct snd_soc_codec *codec = &wm8904->codec;
+ struct wm8904_pdata *pdata = wm8904->pdata;
+ int ret, i;
+
+ if (!pdata) {
+ snd_soc_add_controls(&wm8904->codec, wm8904_eq_controls,
+ ARRAY_SIZE(wm8904_eq_controls));
+ return;
+ }
+
+ dev_dbg(codec->dev, "%d DRC configurations\n", pdata->num_drc_cfgs);
+
+ if (pdata->num_drc_cfgs) {
+ struct snd_kcontrol_new control =
+ SOC_ENUM_EXT("DRC Mode", wm8904->drc_enum,
+ wm8904_get_drc_enum, wm8904_put_drc_enum);
+
+ /* We need an array of texts for the enum API */
+ wm8904->drc_texts = kmalloc(sizeof(char *)
+ * pdata->num_drc_cfgs, GFP_KERNEL);
+ if (!wm8904->drc_texts) {
+ dev_err(wm8904->codec.dev,
+ "Failed to allocate %d DRC config texts\n",
+ pdata->num_drc_cfgs);
+ return;
+ }
+
+ for (i = 0; i < pdata->num_drc_cfgs; i++)
+ wm8904->drc_texts[i] = pdata->drc_cfgs[i].name;
+
+ wm8904->drc_enum.max = pdata->num_drc_cfgs;
+ wm8904->drc_enum.texts = wm8904->drc_texts;
+
+ ret = snd_soc_add_controls(&wm8904->codec, &control, 1);
+ if (ret != 0)
+ dev_err(wm8904->codec.dev,
+ "Failed to add DRC mode control: %d\n", ret);
+
+ wm8904_set_drc(codec);
+ }
+
+ dev_dbg(codec->dev, "%d ReTune Mobile configurations\n",
+ pdata->num_retune_mobile_cfgs);
+
+ if (pdata->num_retune_mobile_cfgs)
+ wm8904_handle_retune_mobile_pdata(wm8904);
+ else
+ snd_soc_add_controls(&wm8904->codec, wm8904_eq_controls,
+ ARRAY_SIZE(wm8904_eq_controls));
+}
+
+static int wm8904_probe(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec;
+ int ret = 0;
+
+ if (wm8904_codec == NULL) {
+ dev_err(&pdev->dev, "Codec device not registered\n");
+ return -ENODEV;
+ }
+
+ socdev->card->codec = wm8904_codec;
+ codec = wm8904_codec;
+
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ dev_err(codec->dev, "failed to create pcms: %d\n", ret);
+ goto pcm_err;
+ }
+
+ wm8904_handle_pdata(codec->private_data);
+
+ wm8904_add_widgets(codec);
+
+ return ret;
+
+pcm_err:
+ return ret;
+}
+
+static int wm8904_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+ return 0;
+}
+
+struct snd_soc_codec_device soc_codec_dev_wm8904 = {
+ .probe = wm8904_probe,
+ .remove = wm8904_remove,
+ .suspend = wm8904_suspend,
+ .resume = wm8904_resume,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_wm8904);
+
+static int wm8904_register(struct wm8904_priv *wm8904,
+ enum snd_soc_control_type control)
+{
+ int ret;
+ struct snd_soc_codec *codec = &wm8904->codec;
+ int i;
+
+ if (wm8904_codec) {
+ dev_err(codec->dev, "Another WM8904 is registered\n");
+ return -EINVAL;
+ }
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ codec->private_data = wm8904;
+ codec->name = "WM8904";
+ codec->owner = THIS_MODULE;
+ codec->bias_level = SND_SOC_BIAS_OFF;
+ codec->set_bias_level = wm8904_set_bias_level;
+ codec->dai = &wm8904_dai;
+ codec->num_dai = 1;
+ codec->reg_cache_size = WM8904_MAX_REGISTER;
+ codec->reg_cache = &wm8904->reg_cache;
+ codec->volatile_register = wm8904_volatile_register;
+
+ memcpy(codec->reg_cache, wm8904_reg, sizeof(wm8904_reg));
+
+ ret = snd_soc_codec_set_cache_io(codec, 8, 16, control);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+ goto err;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(wm8904->supplies); i++)
+ wm8904->supplies[i].supply = wm8904_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8904->supplies),
+ wm8904->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8904->supplies),
+ wm8904->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_get;
+ }
+
+ ret = snd_soc_read(codec, WM8904_SW_RESET_AND_ID);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to read ID register\n");
+ goto err_enable;
+ }
+ if (ret != wm8904_reg[WM8904_SW_RESET_AND_ID]) {
+ dev_err(codec->dev, "Device is not a WM8904, ID is %x\n", ret);
+ ret = -EINVAL;
+ goto err_enable;
+ }
+
+ ret = snd_soc_read(codec, WM8904_REVISION);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to read device revision: %d\n",
+ ret);
+ goto err_enable;
+ }
+ dev_info(codec->dev, "revision %c\n", ret + 'A');
+
+ ret = wm8904_reset(codec);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to issue reset\n");
+ goto err_enable;
+ }
+
+ wm8904_dai.dev = codec->dev;
+
+ /* Change some default settings - latch VU and enable ZC */
+ wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_LEFT] |= WM8904_ADC_VU;
+ wm8904->reg_cache[WM8904_ADC_DIGITAL_VOLUME_RIGHT] |= WM8904_ADC_VU;
+ wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_LEFT] |= WM8904_DAC_VU;
+ wm8904->reg_cache[WM8904_DAC_DIGITAL_VOLUME_RIGHT] |= WM8904_DAC_VU;
+ wm8904->reg_cache[WM8904_ANALOGUE_OUT1_LEFT] |= WM8904_HPOUT_VU |
+ WM8904_HPOUTLZC;
+ wm8904->reg_cache[WM8904_ANALOGUE_OUT1_RIGHT] |= WM8904_HPOUT_VU |
+ WM8904_HPOUTRZC;
+ wm8904->reg_cache[WM8904_ANALOGUE_OUT2_LEFT] |= WM8904_LINEOUT_VU |
+ WM8904_LINEOUTLZC;
+ wm8904->reg_cache[WM8904_ANALOGUE_OUT2_RIGHT] |= WM8904_LINEOUT_VU |
+ WM8904_LINEOUTRZC;
+ wm8904->reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE;
+
+ /* Set Class W by default - this will be managed by the Class
+ * G widget at runtime where bypass paths are available.
+ */
+ wm8904->reg_cache[WM8904_CLASS_W_0] |= WM8904_CP_DYN_PWR;
+
+ /* Use normal bias source */
+ wm8904->reg_cache[WM8904_BIAS_CONTROL_0] &= ~WM8904_POBCTRL;
+
+ wm8904_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ /* Bias level configuration will have done an extra enable */
+ regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies), wm8904->supplies);
+
+ wm8904_codec = codec;
+
+ ret = snd_soc_register_codec(codec);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register codec: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_register_dai(&wm8904_dai);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
+ snd_soc_unregister_codec(codec);
+ return ret;
+ }
+
+ return 0;
+
+err_enable:
+ regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies), wm8904->supplies);
+err_get:
+ regulator_bulk_free(ARRAY_SIZE(wm8904->supplies), wm8904->supplies);
+err:
+ kfree(wm8904);
+ return ret;
+}
+
+static void wm8904_unregister(struct wm8904_priv *wm8904)
+{
+ wm8904_set_bias_level(&wm8904->codec, SND_SOC_BIAS_OFF);
+ regulator_bulk_free(ARRAY_SIZE(wm8904->supplies), wm8904->supplies);
+ snd_soc_unregister_dai(&wm8904_dai);
+ snd_soc_unregister_codec(&wm8904->codec);
+ kfree(wm8904);
+ wm8904_codec = NULL;
+}
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static __devinit int wm8904_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct wm8904_priv *wm8904;
+ struct snd_soc_codec *codec;
+
+ wm8904 = kzalloc(sizeof(struct wm8904_priv), GFP_KERNEL);
+ if (wm8904 == NULL)
+ return -ENOMEM;
+
+ codec = &wm8904->codec;
+ codec->hw_write = (hw_write_t)i2c_master_send;
+
+ i2c_set_clientdata(i2c, wm8904);
+ codec->control_data = i2c;
+ wm8904->pdata = i2c->dev.platform_data;
+
+ codec->dev = &i2c->dev;
+
+ return wm8904_register(wm8904, SND_SOC_I2C);
+}
+
+static __devexit int wm8904_i2c_remove(struct i2c_client *client)
+{
+ struct wm8904_priv *wm8904 = i2c_get_clientdata(client);
+ wm8904_unregister(wm8904);
+ return 0;
+}
+
+static const struct i2c_device_id wm8904_i2c_id[] = {
+ { "wm8904", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8904_i2c_id);
+
+static struct i2c_driver wm8904_i2c_driver = {
+ .driver = {
+ .name = "WM8904",
+ .owner = THIS_MODULE,
+ },
+ .probe = wm8904_i2c_probe,
+ .remove = __devexit_p(wm8904_i2c_remove),
+ .id_table = wm8904_i2c_id,
+};
+#endif
+
+static int __init wm8904_modinit(void)
+{
+ int ret;
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ ret = i2c_add_driver(&wm8904_i2c_driver);
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register WM8904 I2C driver: %d\n",
+ ret);
+ }
+#endif
+ return 0;
+}
+module_init(wm8904_modinit);
+
+static void __exit wm8904_exit(void)
+{
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ i2c_del_driver(&wm8904_i2c_driver);
+#endif
+}
+module_exit(wm8904_exit);
+
+MODULE_DESCRIPTION("ASoC WM8904 driver");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/wm8904.h b/sound/soc/codecs/wm8904.h
new file mode 100644
index 0000000..b68886d
--- /dev/null
+++ b/sound/soc/codecs/wm8904.h
@@ -0,0 +1,1681 @@
+/*
+ * wm8904.h -- WM8904 ASoC driver
+ *
+ * Copyright 2009 Wolfson Microelectronics, plc
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _WM8904_H
+#define _WM8904_H
+
+#define WM8904_CLK_MCLK 1
+#define WM8904_CLK_FLL 2
+
+#define WM8904_FLL_MCLK 1
+#define WM8904_FLL_BCLK 2
+#define WM8904_FLL_LRCLK 3
+#define WM8904_FLL_FREE_RUNNING 4
+
+extern struct snd_soc_dai wm8904_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8904;
+
+/*
+ * Register values.
+ */
+#define WM8904_SW_RESET_AND_ID 0x00
+#define WM8904_REVISION 0x01
+#define WM8904_BIAS_CONTROL_0 0x04
+#define WM8904_VMID_CONTROL_0 0x05
+#define WM8904_MIC_BIAS_CONTROL_0 0x06
+#define WM8904_MIC_BIAS_CONTROL_1 0x07
+#define WM8904_ANALOGUE_DAC_0 0x08
+#define WM8904_MIC_FILTER_CONTROL 0x09
+#define WM8904_ANALOGUE_ADC_0 0x0A
+#define WM8904_POWER_MANAGEMENT_0 0x0C
+#define WM8904_POWER_MANAGEMENT_2 0x0E
+#define WM8904_POWER_MANAGEMENT_3 0x0F
+#define WM8904_POWER_MANAGEMENT_6 0x12
+#define WM8904_CLOCK_RATES_0 0x14
+#define WM8904_CLOCK_RATES_1 0x15
+#define WM8904_CLOCK_RATES_2 0x16
+#define WM8904_AUDIO_INTERFACE_0 0x18
+#define WM8904_AUDIO_INTERFACE_1 0x19
+#define WM8904_AUDIO_INTERFACE_2 0x1A
+#define WM8904_AUDIO_INTERFACE_3 0x1B
+#define WM8904_DAC_DIGITAL_VOLUME_LEFT 0x1E
+#define WM8904_DAC_DIGITAL_VOLUME_RIGHT 0x1F
+#define WM8904_DAC_DIGITAL_0 0x20
+#define WM8904_DAC_DIGITAL_1 0x21
+#define WM8904_ADC_DIGITAL_VOLUME_LEFT 0x24
+#define WM8904_ADC_DIGITAL_VOLUME_RIGHT 0x25
+#define WM8904_ADC_DIGITAL_0 0x26
+#define WM8904_DIGITAL_MICROPHONE_0 0x27
+#define WM8904_DRC_0 0x28
+#define WM8904_DRC_1 0x29
+#define WM8904_DRC_2 0x2A
+#define WM8904_DRC_3 0x2B
+#define WM8904_ANALOGUE_LEFT_INPUT_0 0x2C
+#define WM8904_ANALOGUE_RIGHT_INPUT_0 0x2D
+#define WM8904_ANALOGUE_LEFT_INPUT_1 0x2E
+#define WM8904_ANALOGUE_RIGHT_INPUT_1 0x2F
+#define WM8904_ANALOGUE_OUT1_LEFT 0x39
+#define WM8904_ANALOGUE_OUT1_RIGHT 0x3A
+#define WM8904_ANALOGUE_OUT2_LEFT 0x3B
+#define WM8904_ANALOGUE_OUT2_RIGHT 0x3C
+#define WM8904_ANALOGUE_OUT12_ZC 0x3D
+#define WM8904_DC_SERVO_0 0x43
+#define WM8904_DC_SERVO_1 0x44
+#define WM8904_DC_SERVO_2 0x45
+#define WM8904_DC_SERVO_4 0x47
+#define WM8904_DC_SERVO_5 0x48
+#define WM8904_DC_SERVO_6 0x49
+#define WM8904_DC_SERVO_7 0x4A
+#define WM8904_DC_SERVO_8 0x4B
+#define WM8904_DC_SERVO_9 0x4C
+#define WM8904_DC_SERVO_READBACK_0 0x4D
+#define WM8904_ANALOGUE_HP_0 0x5A
+#define WM8904_ANALOGUE_LINEOUT_0 0x5E
+#define WM8904_CHARGE_PUMP_0 0x62
+#define WM8904_CLASS_W_0 0x68
+#define WM8904_WRITE_SEQUENCER_0 0x6C
+#define WM8904_WRITE_SEQUENCER_1 0x6D
+#define WM8904_WRITE_SEQUENCER_2 0x6E
+#define WM8904_WRITE_SEQUENCER_3 0x6F
+#define WM8904_WRITE_SEQUENCER_4 0x70
+#define WM8904_FLL_CONTROL_1 0x74
+#define WM8904_FLL_CONTROL_2 0x75
+#define WM8904_FLL_CONTROL_3 0x76
+#define WM8904_FLL_CONTROL_4 0x77
+#define WM8904_FLL_CONTROL_5 0x78
+#define WM8904_GPIO_CONTROL_1 0x79
+#define WM8904_GPIO_CONTROL_2 0x7A
+#define WM8904_GPIO_CONTROL_3 0x7B
+#define WM8904_GPIO_CONTROL_4 0x7C
+#define WM8904_DIGITAL_PULLS 0x7E
+#define WM8904_INTERRUPT_STATUS 0x7F
+#define WM8904_INTERRUPT_STATUS_MASK 0x80
+#define WM8904_INTERRUPT_POLARITY 0x81
+#define WM8904_INTERRUPT_DEBOUNCE 0x82
+#define WM8904_EQ1 0x86
+#define WM8904_EQ2 0x87
+#define WM8904_EQ3 0x88
+#define WM8904_EQ4 0x89
+#define WM8904_EQ5 0x8A
+#define WM8904_EQ6 0x8B
+#define WM8904_EQ7 0x8C
+#define WM8904_EQ8 0x8D
+#define WM8904_EQ9 0x8E
+#define WM8904_EQ10 0x8F
+#define WM8904_EQ11 0x90
+#define WM8904_EQ12 0x91
+#define WM8904_EQ13 0x92
+#define WM8904_EQ14 0x93
+#define WM8904_EQ15 0x94
+#define WM8904_EQ16 0x95
+#define WM8904_EQ17 0x96
+#define WM8904_EQ18 0x97
+#define WM8904_EQ19 0x98
+#define WM8904_EQ20 0x99
+#define WM8904_EQ21 0x9A
+#define WM8904_EQ22 0x9B
+#define WM8904_EQ23 0x9C
+#define WM8904_EQ24 0x9D
+#define WM8904_CONTROL_INTERFACE_TEST_1 0xA1
+#define WM8904_ANALOGUE_OUTPUT_BIAS_0 0xCC
+#define WM8904_FLL_NCO_TEST_0 0xF7
+#define WM8904_FLL_NCO_TEST_1 0xF8
+
+#define WM8904_REGISTER_COUNT 101
+#define WM8904_MAX_REGISTER 0xF8
+
+/*
+ * Field Definitions.
+ */
+
+/*
+ * R0 (0x00) - SW Reset and ID
+ */
+#define WM8904_SW_RST_DEV_ID1_MASK 0xFFFF /* SW_RST_DEV_ID1 - [15:0] */
+#define WM8904_SW_RST_DEV_ID1_SHIFT 0 /* SW_RST_DEV_ID1 - [15:0] */
+#define WM8904_SW_RST_DEV_ID1_WIDTH 16 /* SW_RST_DEV_ID1 - [15:0] */
+
+/*
+ * R1 (0x01) - Revision
+ */
+#define WM8904_REVISION_MASK 0x000F /* REVISION - [3:0] */
+#define WM8904_REVISION_SHIFT 0 /* REVISION - [3:0] */
+#define WM8904_REVISION_WIDTH 16 /* REVISION - [3:0] */
+
+/*
+ * R4 (0x04) - Bias Control 0
+ */
+#define WM8904_POBCTRL 0x0010 /* POBCTRL */
+#define WM8904_POBCTRL_MASK 0x0010 /* POBCTRL */
+#define WM8904_POBCTRL_SHIFT 4 /* POBCTRL */
+#define WM8904_POBCTRL_WIDTH 1 /* POBCTRL */
+#define WM8904_ISEL_MASK 0x000C /* ISEL - [3:2] */
+#define WM8904_ISEL_SHIFT 2 /* ISEL - [3:2] */
+#define WM8904_ISEL_WIDTH 2 /* ISEL - [3:2] */
+#define WM8904_STARTUP_BIAS_ENA 0x0002 /* STARTUP_BIAS_ENA */
+#define WM8904_STARTUP_BIAS_ENA_MASK 0x0002 /* STARTUP_BIAS_ENA */
+#define WM8904_STARTUP_BIAS_ENA_SHIFT 1 /* STARTUP_BIAS_ENA */
+#define WM8904_STARTUP_BIAS_ENA_WIDTH 1 /* STARTUP_BIAS_ENA */
+#define WM8904_BIAS_ENA 0x0001 /* BIAS_ENA */
+#define WM8904_BIAS_ENA_MASK 0x0001 /* BIAS_ENA */
+#define WM8904_BIAS_ENA_SHIFT 0 /* BIAS_ENA */
+#define WM8904_BIAS_ENA_WIDTH 1 /* BIAS_ENA */
+
+/*
+ * R5 (0x05) - VMID Control 0
+ */
+#define WM8904_VMID_BUF_ENA 0x0040 /* VMID_BUF_ENA */
+#define WM8904_VMID_BUF_ENA_MASK 0x0040 /* VMID_BUF_ENA */
+#define WM8904_VMID_BUF_ENA_SHIFT 6 /* VMID_BUF_ENA */
+#define WM8904_VMID_BUF_ENA_WIDTH 1 /* VMID_BUF_ENA */
+#define WM8904_VMID_RES_MASK 0x0006 /* VMID_RES - [2:1] */
+#define WM8904_VMID_RES_SHIFT 1 /* VMID_RES - [2:1] */
+#define WM8904_VMID_RES_WIDTH 2 /* VMID_RES - [2:1] */
+#define WM8904_VMID_ENA 0x0001 /* VMID_ENA */
+#define WM8904_VMID_ENA_MASK 0x0001 /* VMID_ENA */
+#define WM8904_VMID_ENA_SHIFT 0 /* VMID_ENA */
+#define WM8904_VMID_ENA_WIDTH 1 /* VMID_ENA */
+
+/*
+ * R6 (0x06) - Mic Bias Control 0
+ */
+#define WM8904_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */
+#define WM8904_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */
+#define WM8904_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */
+#define WM8904_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */
+#define WM8904_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */
+#define WM8904_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */
+#define WM8904_MICDET_ENA 0x0002 /* MICDET_ENA */
+#define WM8904_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */
+#define WM8904_MICDET_ENA_SHIFT 1 /* MICDET_ENA */
+#define WM8904_MICDET_ENA_WIDTH 1 /* MICDET_ENA */
+#define WM8904_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */
+#define WM8904_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */
+#define WM8904_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */
+#define WM8904_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */
+
+/*
+ * R7 (0x07) - Mic Bias Control 1
+ */
+#define WM8904_MIC_DET_FILTER_ENA 0x8000 /* MIC_DET_FILTER_ENA */
+#define WM8904_MIC_DET_FILTER_ENA_MASK 0x8000 /* MIC_DET_FILTER_ENA */
+#define WM8904_MIC_DET_FILTER_ENA_SHIFT 15 /* MIC_DET_FILTER_ENA */
+#define WM8904_MIC_DET_FILTER_ENA_WIDTH 1 /* MIC_DET_FILTER_ENA */
+#define WM8904_MIC_SHORT_FILTER_ENA 0x4000 /* MIC_SHORT_FILTER_ENA */
+#define WM8904_MIC_SHORT_FILTER_ENA_MASK 0x4000 /* MIC_SHORT_FILTER_ENA */
+#define WM8904_MIC_SHORT_FILTER_ENA_SHIFT 14 /* MIC_SHORT_FILTER_ENA */
+#define WM8904_MIC_SHORT_FILTER_ENA_WIDTH 1 /* MIC_SHORT_FILTER_ENA */
+#define WM8904_MICBIAS_SEL_MASK 0x0007 /* MICBIAS_SEL - [2:0] */
+#define WM8904_MICBIAS_SEL_SHIFT 0 /* MICBIAS_SEL - [2:0] */
+#define WM8904_MICBIAS_SEL_WIDTH 3 /* MICBIAS_SEL - [2:0] */
+
+/*
+ * R8 (0x08) - Analogue DAC 0
+ */
+#define WM8904_DAC_BIAS_SEL_MASK 0x0018 /* DAC_BIAS_SEL - [4:3] */
+#define WM8904_DAC_BIAS_SEL_SHIFT 3 /* DAC_BIAS_SEL - [4:3] */
+#define WM8904_DAC_BIAS_SEL_WIDTH 2 /* DAC_BIAS_SEL - [4:3] */
+#define WM8904_DAC_VMID_BIAS_SEL_MASK 0x0006 /* DAC_VMID_BIAS_SEL - [2:1] */
+#define WM8904_DAC_VMID_BIAS_SEL_SHIFT 1 /* DAC_VMID_BIAS_SEL - [2:1] */
+#define WM8904_DAC_VMID_BIAS_SEL_WIDTH 2 /* DAC_VMID_BIAS_SEL - [2:1] */
+
+/*
+ * R9 (0x09) - mic Filter Control
+ */
+#define WM8904_MIC_DET_SET_THRESHOLD_MASK 0xF000 /* MIC_DET_SET_THRESHOLD - [15:12] */
+#define WM8904_MIC_DET_SET_THRESHOLD_SHIFT 12 /* MIC_DET_SET_THRESHOLD - [15:12] */
+#define WM8904_MIC_DET_SET_THRESHOLD_WIDTH 4 /* MIC_DET_SET_THRESHOLD - [15:12] */
+#define WM8904_MIC_DET_RESET_THRESHOLD_MASK 0x0F00 /* MIC_DET_RESET_THRESHOLD - [11:8] */
+#define WM8904_MIC_DET_RESET_THRESHOLD_SHIFT 8 /* MIC_DET_RESET_THRESHOLD - [11:8] */
+#define WM8904_MIC_DET_RESET_THRESHOLD_WIDTH 4 /* MIC_DET_RESET_THRESHOLD - [11:8] */
+#define WM8904_MIC_SHORT_SET_THRESHOLD_MASK 0x00F0 /* MIC_SHORT_SET_THRESHOLD - [7:4] */
+#define WM8904_MIC_SHORT_SET_THRESHOLD_SHIFT 4 /* MIC_SHORT_SET_THRESHOLD - [7:4] */
+#define WM8904_MIC_SHORT_SET_THRESHOLD_WIDTH 4 /* MIC_SHORT_SET_THRESHOLD - [7:4] */
+#define WM8904_MIC_SHORT_RESET_THRESHOLD_MASK 0x000F /* MIC_SHORT_RESET_THRESHOLD - [3:0] */
+#define WM8904_MIC_SHORT_RESET_THRESHOLD_SHIFT 0 /* MIC_SHORT_RESET_THRESHOLD - [3:0] */
+#define WM8904_MIC_SHORT_RESET_THRESHOLD_WIDTH 4 /* MIC_SHORT_RESET_THRESHOLD - [3:0] */
+
+/*
+ * R10 (0x0A) - Analogue ADC 0
+ */
+#define WM8904_ADC_OSR128 0x0001 /* ADC_OSR128 */
+#define WM8904_ADC_OSR128_MASK 0x0001 /* ADC_OSR128 */
+#define WM8904_ADC_OSR128_SHIFT 0 /* ADC_OSR128 */
+#define WM8904_ADC_OSR128_WIDTH 1 /* ADC_OSR128 */
+
+/*
+ * R12 (0x0C) - Power Management 0
+ */
+#define WM8904_INL_ENA 0x0002 /* INL_ENA */
+#define WM8904_INL_ENA_MASK 0x0002 /* INL_ENA */
+#define WM8904_INL_ENA_SHIFT 1 /* INL_ENA */
+#define WM8904_INL_ENA_WIDTH 1 /* INL_ENA */
+#define WM8904_INR_ENA 0x0001 /* INR_ENA */
+#define WM8904_INR_ENA_MASK 0x0001 /* INR_ENA */
+#define WM8904_INR_ENA_SHIFT 0 /* INR_ENA */
+#define WM8904_INR_ENA_WIDTH 1 /* INR_ENA */
+
+/*
+ * R14 (0x0E) - Power Management 2
+ */
+#define WM8904_HPL_PGA_ENA 0x0002 /* HPL_PGA_ENA */
+#define WM8904_HPL_PGA_ENA_MASK 0x0002 /* HPL_PGA_ENA */
+#define WM8904_HPL_PGA_ENA_SHIFT 1 /* HPL_PGA_ENA */
+#define WM8904_HPL_PGA_ENA_WIDTH 1 /* HPL_PGA_ENA */
+#define WM8904_HPR_PGA_ENA 0x0001 /* HPR_PGA_ENA */
+#define WM8904_HPR_PGA_ENA_MASK 0x0001 /* HPR_PGA_ENA */
+#define WM8904_HPR_PGA_ENA_SHIFT 0 /* HPR_PGA_ENA */
+#define WM8904_HPR_PGA_ENA_WIDTH 1 /* HPR_PGA_ENA */
+
+/*
+ * R15 (0x0F) - Power Management 3
+ */
+#define WM8904_LINEOUTL_PGA_ENA 0x0002 /* LINEOUTL_PGA_ENA */
+#define WM8904_LINEOUTL_PGA_ENA_MASK 0x0002 /* LINEOUTL_PGA_ENA */
+#define WM8904_LINEOUTL_PGA_ENA_SHIFT 1 /* LINEOUTL_PGA_ENA */
+#define WM8904_LINEOUTL_PGA_ENA_WIDTH 1 /* LINEOUTL_PGA_ENA */
+#define WM8904_LINEOUTR_PGA_ENA 0x0001 /* LINEOUTR_PGA_ENA */
+#define WM8904_LINEOUTR_PGA_ENA_MASK 0x0001 /* LINEOUTR_PGA_ENA */
+#define WM8904_LINEOUTR_PGA_ENA_SHIFT 0 /* LINEOUTR_PGA_ENA */
+#define WM8904_LINEOUTR_PGA_ENA_WIDTH 1 /* LINEOUTR_PGA_ENA */
+
+/*
+ * R18 (0x12) - Power Management 6
+ */
+#define WM8904_DACL_ENA 0x0008 /* DACL_ENA */
+#define WM8904_DACL_ENA_MASK 0x0008 /* DACL_ENA */
+#define WM8904_DACL_ENA_SHIFT 3 /* DACL_ENA */
+#define WM8904_DACL_ENA_WIDTH 1 /* DACL_ENA */
+#define WM8904_DACR_ENA 0x0004 /* DACR_ENA */
+#define WM8904_DACR_ENA_MASK 0x0004 /* DACR_ENA */
+#define WM8904_DACR_ENA_SHIFT 2 /* DACR_ENA */
+#define WM8904_DACR_ENA_WIDTH 1 /* DACR_ENA */
+#define WM8904_ADCL_ENA 0x0002 /* ADCL_ENA */
+#define WM8904_ADCL_ENA_MASK 0x0002 /* ADCL_ENA */
+#define WM8904_ADCL_ENA_SHIFT 1 /* ADCL_ENA */
+#define WM8904_ADCL_ENA_WIDTH 1 /* ADCL_ENA */
+#define WM8904_ADCR_ENA 0x0001 /* ADCR_ENA */
+#define WM8904_ADCR_ENA_MASK 0x0001 /* ADCR_ENA */
+#define WM8904_ADCR_ENA_SHIFT 0 /* ADCR_ENA */
+#define WM8904_ADCR_ENA_WIDTH 1 /* ADCR_ENA */
+
+/*
+ * R20 (0x14) - Clock Rates 0
+ */
+#define WM8904_TOCLK_RATE_DIV16 0x4000 /* TOCLK_RATE_DIV16 */
+#define WM8904_TOCLK_RATE_DIV16_MASK 0x4000 /* TOCLK_RATE_DIV16 */
+#define WM8904_TOCLK_RATE_DIV16_SHIFT 14 /* TOCLK_RATE_DIV16 */
+#define WM8904_TOCLK_RATE_DIV16_WIDTH 1 /* TOCLK_RATE_DIV16 */
+#define WM8904_TOCLK_RATE_X4 0x2000 /* TOCLK_RATE_X4 */
+#define WM8904_TOCLK_RATE_X4_MASK 0x2000 /* TOCLK_RATE_X4 */
+#define WM8904_TOCLK_RATE_X4_SHIFT 13 /* TOCLK_RATE_X4 */
+#define WM8904_TOCLK_RATE_X4_WIDTH 1 /* TOCLK_RATE_X4 */
+#define WM8904_SR_MODE 0x1000 /* SR_MODE */
+#define WM8904_SR_MODE_MASK 0x1000 /* SR_MODE */
+#define WM8904_SR_MODE_SHIFT 12 /* SR_MODE */
+#define WM8904_SR_MODE_WIDTH 1 /* SR_MODE */
+#define WM8904_MCLK_DIV 0x0001 /* MCLK_DIV */
+#define WM8904_MCLK_DIV_MASK 0x0001 /* MCLK_DIV */
+#define WM8904_MCLK_DIV_SHIFT 0 /* MCLK_DIV */
+#define WM8904_MCLK_DIV_WIDTH 1 /* MCLK_DIV */
+
+/*
+ * R21 (0x15) - Clock Rates 1
+ */
+#define WM8904_CLK_SYS_RATE_MASK 0x3C00 /* CLK_SYS_RATE - [13:10] */
+#define WM8904_CLK_SYS_RATE_SHIFT 10 /* CLK_SYS_RATE - [13:10] */
+#define WM8904_CLK_SYS_RATE_WIDTH 4 /* CLK_SYS_RATE - [13:10] */
+#define WM8904_SAMPLE_RATE_MASK 0x0007 /* SAMPLE_RATE - [2:0] */
+#define WM8904_SAMPLE_RATE_SHIFT 0 /* SAMPLE_RATE - [2:0] */
+#define WM8904_SAMPLE_RATE_WIDTH 3 /* SAMPLE_RATE - [2:0] */
+
+/*
+ * R22 (0x16) - Clock Rates 2
+ */
+#define WM8904_MCLK_INV 0x8000 /* MCLK_INV */
+#define WM8904_MCLK_INV_MASK 0x8000 /* MCLK_INV */
+#define WM8904_MCLK_INV_SHIFT 15 /* MCLK_INV */
+#define WM8904_MCLK_INV_WIDTH 1 /* MCLK_INV */
+#define WM8904_SYSCLK_SRC 0x4000 /* SYSCLK_SRC */
+#define WM8904_SYSCLK_SRC_MASK 0x4000 /* SYSCLK_SRC */
+#define WM8904_SYSCLK_SRC_SHIFT 14 /* SYSCLK_SRC */
+#define WM8904_SYSCLK_SRC_WIDTH 1 /* SYSCLK_SRC */
+#define WM8904_TOCLK_RATE 0x1000 /* TOCLK_RATE */
+#define WM8904_TOCLK_RATE_MASK 0x1000 /* TOCLK_RATE */
+#define WM8904_TOCLK_RATE_SHIFT 12 /* TOCLK_RATE */
+#define WM8904_TOCLK_RATE_WIDTH 1 /* TOCLK_RATE */
+#define WM8904_OPCLK_ENA 0x0008 /* OPCLK_ENA */
+#define WM8904_OPCLK_ENA_MASK 0x0008 /* OPCLK_ENA */
+#define WM8904_OPCLK_ENA_SHIFT 3 /* OPCLK_ENA */
+#define WM8904_OPCLK_ENA_WIDTH 1 /* OPCLK_ENA */
+#define WM8904_CLK_SYS_ENA 0x0004 /* CLK_SYS_ENA */
+#define WM8904_CLK_SYS_ENA_MASK 0x0004 /* CLK_SYS_ENA */
+#define WM8904_CLK_SYS_ENA_SHIFT 2 /* CLK_SYS_ENA */
+#define WM8904_CLK_SYS_ENA_WIDTH 1 /* CLK_SYS_ENA */
+#define WM8904_CLK_DSP_ENA 0x0002 /* CLK_DSP_ENA */
+#define WM8904_CLK_DSP_ENA_MASK 0x0002 /* CLK_DSP_ENA */
+#define WM8904_CLK_DSP_ENA_SHIFT 1 /* CLK_DSP_ENA */
+#define WM8904_CLK_DSP_ENA_WIDTH 1 /* CLK_DSP_ENA */
+#define WM8904_TOCLK_ENA 0x0001 /* TOCLK_ENA */
+#define WM8904_TOCLK_ENA_MASK 0x0001 /* TOCLK_ENA */
+#define WM8904_TOCLK_ENA_SHIFT 0 /* TOCLK_ENA */
+#define WM8904_TOCLK_ENA_WIDTH 1 /* TOCLK_ENA */
+
+/*
+ * R24 (0x18) - Audio Interface 0
+ */
+#define WM8904_DACL_DATINV 0x1000 /* DACL_DATINV */
+#define WM8904_DACL_DATINV_MASK 0x1000 /* DACL_DATINV */
+#define WM8904_DACL_DATINV_SHIFT 12 /* DACL_DATINV */
+#define WM8904_DACL_DATINV_WIDTH 1 /* DACL_DATINV */
+#define WM8904_DACR_DATINV 0x0800 /* DACR_DATINV */
+#define WM8904_DACR_DATINV_MASK 0x0800 /* DACR_DATINV */
+#define WM8904_DACR_DATINV_SHIFT 11 /* DACR_DATINV */
+#define WM8904_DACR_DATINV_WIDTH 1 /* DACR_DATINV */
+#define WM8904_DAC_BOOST_MASK 0x0600 /* DAC_BOOST - [10:9] */
+#define WM8904_DAC_BOOST_SHIFT 9 /* DAC_BOOST - [10:9] */
+#define WM8904_DAC_BOOST_WIDTH 2 /* DAC_BOOST - [10:9] */
+#define WM8904_LOOPBACK 0x0100 /* LOOPBACK */
+#define WM8904_LOOPBACK_MASK 0x0100 /* LOOPBACK */
+#define WM8904_LOOPBACK_SHIFT 8 /* LOOPBACK */
+#define WM8904_LOOPBACK_WIDTH 1 /* LOOPBACK */
+#define WM8904_AIFADCL_SRC 0x0080 /* AIFADCL_SRC */
+#define WM8904_AIFADCL_SRC_MASK 0x0080 /* AIFADCL_SRC */
+#define WM8904_AIFADCL_SRC_SHIFT 7 /* AIFADCL_SRC */
+#define WM8904_AIFADCL_SRC_WIDTH 1 /* AIFADCL_SRC */
+#define WM8904_AIFADCR_SRC 0x0040 /* AIFADCR_SRC */
+#define WM8904_AIFADCR_SRC_MASK 0x0040 /* AIFADCR_SRC */
+#define WM8904_AIFADCR_SRC_SHIFT 6 /* AIFADCR_SRC */
+#define WM8904_AIFADCR_SRC_WIDTH 1 /* AIFADCR_SRC */
+#define WM8904_AIFDACL_SRC 0x0020 /* AIFDACL_SRC */
+#define WM8904_AIFDACL_SRC_MASK 0x0020 /* AIFDACL_SRC */
+#define WM8904_AIFDACL_SRC_SHIFT 5 /* AIFDACL_SRC */
+#define WM8904_AIFDACL_SRC_WIDTH 1 /* AIFDACL_SRC */
+#define WM8904_AIFDACR_SRC 0x0010 /* AIFDACR_SRC */
+#define WM8904_AIFDACR_SRC_MASK 0x0010 /* AIFDACR_SRC */
+#define WM8904_AIFDACR_SRC_SHIFT 4 /* AIFDACR_SRC */
+#define WM8904_AIFDACR_SRC_WIDTH 1 /* AIFDACR_SRC */
+#define WM8904_ADC_COMP 0x0008 /* ADC_COMP */
+#define WM8904_ADC_COMP_MASK 0x0008 /* ADC_COMP */
+#define WM8904_ADC_COMP_SHIFT 3 /* ADC_COMP */
+#define WM8904_ADC_COMP_WIDTH 1 /* ADC_COMP */
+#define WM8904_ADC_COMPMODE 0x0004 /* ADC_COMPMODE */
+#define WM8904_ADC_COMPMODE_MASK 0x0004 /* ADC_COMPMODE */
+#define WM8904_ADC_COMPMODE_SHIFT 2 /* ADC_COMPMODE */
+#define WM8904_ADC_COMPMODE_WIDTH 1 /* ADC_COMPMODE */
+#define WM8904_DAC_COMP 0x0002 /* DAC_COMP */
+#define WM8904_DAC_COMP_MASK 0x0002 /* DAC_COMP */
+#define WM8904_DAC_COMP_SHIFT 1 /* DAC_COMP */
+#define WM8904_DAC_COMP_WIDTH 1 /* DAC_COMP */
+#define WM8904_DAC_COMPMODE 0x0001 /* DAC_COMPMODE */
+#define WM8904_DAC_COMPMODE_MASK 0x0001 /* DAC_COMPMODE */
+#define WM8904_DAC_COMPMODE_SHIFT 0 /* DAC_COMPMODE */
+#define WM8904_DAC_COMPMODE_WIDTH 1 /* DAC_COMPMODE */
+
+/*
+ * R25 (0x19) - Audio Interface 1
+ */
+#define WM8904_AIFDAC_TDM 0x2000 /* AIFDAC_TDM */
+#define WM8904_AIFDAC_TDM_MASK 0x2000 /* AIFDAC_TDM */
+#define WM8904_AIFDAC_TDM_SHIFT 13 /* AIFDAC_TDM */
+#define WM8904_AIFDAC_TDM_WIDTH 1 /* AIFDAC_TDM */
+#define WM8904_AIFDAC_TDM_CHAN 0x1000 /* AIFDAC_TDM_CHAN */
+#define WM8904_AIFDAC_TDM_CHAN_MASK 0x1000 /* AIFDAC_TDM_CHAN */
+#define WM8904_AIFDAC_TDM_CHAN_SHIFT 12 /* AIFDAC_TDM_CHAN */
+#define WM8904_AIFDAC_TDM_CHAN_WIDTH 1 /* AIFDAC_TDM_CHAN */
+#define WM8904_AIFADC_TDM 0x0800 /* AIFADC_TDM */
+#define WM8904_AIFADC_TDM_MASK 0x0800 /* AIFADC_TDM */
+#define WM8904_AIFADC_TDM_SHIFT 11 /* AIFADC_TDM */
+#define WM8904_AIFADC_TDM_WIDTH 1 /* AIFADC_TDM */
+#define WM8904_AIFADC_TDM_CHAN 0x0400 /* AIFADC_TDM_CHAN */
+#define WM8904_AIFADC_TDM_CHAN_MASK 0x0400 /* AIFADC_TDM_CHAN */
+#define WM8904_AIFADC_TDM_CHAN_SHIFT 10 /* AIFADC_TDM_CHAN */
+#define WM8904_AIFADC_TDM_CHAN_WIDTH 1 /* AIFADC_TDM_CHAN */
+#define WM8904_AIF_TRIS 0x0100 /* AIF_TRIS */
+#define WM8904_AIF_TRIS_MASK 0x0100 /* AIF_TRIS */
+#define WM8904_AIF_TRIS_SHIFT 8 /* AIF_TRIS */
+#define WM8904_AIF_TRIS_WIDTH 1 /* AIF_TRIS */
+#define WM8904_AIF_BCLK_INV 0x0080 /* AIF_BCLK_INV */
+#define WM8904_AIF_BCLK_INV_MASK 0x0080 /* AIF_BCLK_INV */
+#define WM8904_AIF_BCLK_INV_SHIFT 7 /* AIF_BCLK_INV */
+#define WM8904_AIF_BCLK_INV_WIDTH 1 /* AIF_BCLK_INV */
+#define WM8904_BCLK_DIR 0x0040 /* BCLK_DIR */
+#define WM8904_BCLK_DIR_MASK 0x0040 /* BCLK_DIR */
+#define WM8904_BCLK_DIR_SHIFT 6 /* BCLK_DIR */
+#define WM8904_BCLK_DIR_WIDTH 1 /* BCLK_DIR */
+#define WM8904_AIF_LRCLK_INV 0x0010 /* AIF_LRCLK_INV */
+#define WM8904_AIF_LRCLK_INV_MASK 0x0010 /* AIF_LRCLK_INV */
+#define WM8904_AIF_LRCLK_INV_SHIFT 4 /* AIF_LRCLK_INV */
+#define WM8904_AIF_LRCLK_INV_WIDTH 1 /* AIF_LRCLK_INV */
+#define WM8904_AIF_WL_MASK 0x000C /* AIF_WL - [3:2] */
+#define WM8904_AIF_WL_SHIFT 2 /* AIF_WL - [3:2] */
+#define WM8904_AIF_WL_WIDTH 2 /* AIF_WL - [3:2] */
+#define WM8904_AIF_FMT_MASK 0x0003 /* AIF_FMT - [1:0] */
+#define WM8904_AIF_FMT_SHIFT 0 /* AIF_FMT - [1:0] */
+#define WM8904_AIF_FMT_WIDTH 2 /* AIF_FMT - [1:0] */
+
+/*
+ * R26 (0x1A) - Audio Interface 2
+ */
+#define WM8904_OPCLK_DIV_MASK 0x0F00 /* OPCLK_DIV - [11:8] */
+#define WM8904_OPCLK_DIV_SHIFT 8 /* OPCLK_DIV - [11:8] */
+#define WM8904_OPCLK_DIV_WIDTH 4 /* OPCLK_DIV - [11:8] */
+#define WM8904_BCLK_DIV_MASK 0x001F /* BCLK_DIV - [4:0] */
+#define WM8904_BCLK_DIV_SHIFT 0 /* BCLK_DIV - [4:0] */
+#define WM8904_BCLK_DIV_WIDTH 5 /* BCLK_DIV - [4:0] */
+
+/*
+ * R27 (0x1B) - Audio Interface 3
+ */
+#define WM8904_LRCLK_DIR 0x0800 /* LRCLK_DIR */
+#define WM8904_LRCLK_DIR_MASK 0x0800 /* LRCLK_DIR */
+#define WM8904_LRCLK_DIR_SHIFT 11 /* LRCLK_DIR */
+#define WM8904_LRCLK_DIR_WIDTH 1 /* LRCLK_DIR */
+#define WM8904_LRCLK_RATE_MASK 0x07FF /* LRCLK_RATE - [10:0] */
+#define WM8904_LRCLK_RATE_SHIFT 0 /* LRCLK_RATE - [10:0] */
+#define WM8904_LRCLK_RATE_WIDTH 11 /* LRCLK_RATE - [10:0] */
+
+/*
+ * R30 (0x1E) - DAC Digital Volume Left
+ */
+#define WM8904_DAC_VU 0x0100 /* DAC_VU */
+#define WM8904_DAC_VU_MASK 0x0100 /* DAC_VU */
+#define WM8904_DAC_VU_SHIFT 8 /* DAC_VU */
+#define WM8904_DAC_VU_WIDTH 1 /* DAC_VU */
+#define WM8904_DACL_VOL_MASK 0x00FF /* DACL_VOL - [7:0] */
+#define WM8904_DACL_VOL_SHIFT 0 /* DACL_VOL - [7:0] */
+#define WM8904_DACL_VOL_WIDTH 8 /* DACL_VOL - [7:0] */
+
+/*
+ * R31 (0x1F) - DAC Digital Volume Right
+ */
+#define WM8904_DAC_VU 0x0100 /* DAC_VU */
+#define WM8904_DAC_VU_MASK 0x0100 /* DAC_VU */
+#define WM8904_DAC_VU_SHIFT 8 /* DAC_VU */
+#define WM8904_DAC_VU_WIDTH 1 /* DAC_VU */
+#define WM8904_DACR_VOL_MASK 0x00FF /* DACR_VOL - [7:0] */
+#define WM8904_DACR_VOL_SHIFT 0 /* DACR_VOL - [7:0] */
+#define WM8904_DACR_VOL_WIDTH 8 /* DACR_VOL - [7:0] */
+
+/*
+ * R32 (0x20) - DAC Digital 0
+ */
+#define WM8904_ADCL_DAC_SVOL_MASK 0x0F00 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8904_ADCL_DAC_SVOL_SHIFT 8 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8904_ADCL_DAC_SVOL_WIDTH 4 /* ADCL_DAC_SVOL - [11:8] */
+#define WM8904_ADCR_DAC_SVOL_MASK 0x00F0 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8904_ADCR_DAC_SVOL_SHIFT 4 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8904_ADCR_DAC_SVOL_WIDTH 4 /* ADCR_DAC_SVOL - [7:4] */
+#define WM8904_ADC_TO_DACL_MASK 0x000C /* ADC_TO_DACL - [3:2] */
+#define WM8904_ADC_TO_DACL_SHIFT 2 /* ADC_TO_DACL - [3:2] */
+#define WM8904_ADC_TO_DACL_WIDTH 2 /* ADC_TO_DACL - [3:2] */
+#define WM8904_ADC_TO_DACR_MASK 0x0003 /* ADC_TO_DACR - [1:0] */
+#define WM8904_ADC_TO_DACR_SHIFT 0 /* ADC_TO_DACR - [1:0] */
+#define WM8904_ADC_TO_DACR_WIDTH 2 /* ADC_TO_DACR - [1:0] */
+
+/*
+ * R33 (0x21) - DAC Digital 1
+ */
+#define WM8904_DAC_MONO 0x1000 /* DAC_MONO */
+#define WM8904_DAC_MONO_MASK 0x1000 /* DAC_MONO */
+#define WM8904_DAC_MONO_SHIFT 12 /* DAC_MONO */
+#define WM8904_DAC_MONO_WIDTH 1 /* DAC_MONO */
+#define WM8904_DAC_SB_FILT 0x0800 /* DAC_SB_FILT */
+#define WM8904_DAC_SB_FILT_MASK 0x0800 /* DAC_SB_FILT */
+#define WM8904_DAC_SB_FILT_SHIFT 11 /* DAC_SB_FILT */
+#define WM8904_DAC_SB_FILT_WIDTH 1 /* DAC_SB_FILT */
+#define WM8904_DAC_MUTERATE 0x0400 /* DAC_MUTERATE */
+#define WM8904_DAC_MUTERATE_MASK 0x0400 /* DAC_MUTERATE */
+#define WM8904_DAC_MUTERATE_SHIFT 10 /* DAC_MUTERATE */
+#define WM8904_DAC_MUTERATE_WIDTH 1 /* DAC_MUTERATE */
+#define WM8904_DAC_UNMUTE_RAMP 0x0200 /* DAC_UNMUTE_RAMP */
+#define WM8904_DAC_UNMUTE_RAMP_MASK 0x0200 /* DAC_UNMUTE_RAMP */
+#define WM8904_DAC_UNMUTE_RAMP_SHIFT 9 /* DAC_UNMUTE_RAMP */
+#define WM8904_DAC_UNMUTE_RAMP_WIDTH 1 /* DAC_UNMUTE_RAMP */
+#define WM8904_DAC_OSR128 0x0040 /* DAC_OSR128 */
+#define WM8904_DAC_OSR128_MASK 0x0040 /* DAC_OSR128 */
+#define WM8904_DAC_OSR128_SHIFT 6 /* DAC_OSR128 */
+#define WM8904_DAC_OSR128_WIDTH 1 /* DAC_OSR128 */
+#define WM8904_DAC_MUTE 0x0008 /* DAC_MUTE */
+#define WM8904_DAC_MUTE_MASK 0x0008 /* DAC_MUTE */
+#define WM8904_DAC_MUTE_SHIFT 3 /* DAC_MUTE */
+#define WM8904_DAC_MUTE_WIDTH 1 /* DAC_MUTE */
+#define WM8904_DEEMPH_MASK 0x0006 /* DEEMPH - [2:1] */
+#define WM8904_DEEMPH_SHIFT 1 /* DEEMPH - [2:1] */
+#define WM8904_DEEMPH_WIDTH 2 /* DEEMPH - [2:1] */
+
+/*
+ * R36 (0x24) - ADC Digital Volume Left
+ */
+#define WM8904_ADC_VU 0x0100 /* ADC_VU */
+#define WM8904_ADC_VU_MASK 0x0100 /* ADC_VU */
+#define WM8904_ADC_VU_SHIFT 8 /* ADC_VU */
+#define WM8904_ADC_VU_WIDTH 1 /* ADC_VU */
+#define WM8904_ADCL_VOL_MASK 0x00FF /* ADCL_VOL - [7:0] */
+#define WM8904_ADCL_VOL_SHIFT 0 /* ADCL_VOL - [7:0] */
+#define WM8904_ADCL_VOL_WIDTH 8 /* ADCL_VOL - [7:0] */
+
+/*
+ * R37 (0x25) - ADC Digital Volume Right
+ */
+#define WM8904_ADC_VU 0x0100 /* ADC_VU */
+#define WM8904_ADC_VU_MASK 0x0100 /* ADC_VU */
+#define WM8904_ADC_VU_SHIFT 8 /* ADC_VU */
+#define WM8904_ADC_VU_WIDTH 1 /* ADC_VU */
+#define WM8904_ADCR_VOL_MASK 0x00FF /* ADCR_VOL - [7:0] */
+#define WM8904_ADCR_VOL_SHIFT 0 /* ADCR_VOL - [7:0] */
+#define WM8904_ADCR_VOL_WIDTH 8 /* ADCR_VOL - [7:0] */
+
+/*
+ * R38 (0x26) - ADC Digital 0
+ */
+#define WM8904_ADC_HPF_CUT_MASK 0x0060 /* ADC_HPF_CUT - [6:5] */
+#define WM8904_ADC_HPF_CUT_SHIFT 5 /* ADC_HPF_CUT - [6:5] */
+#define WM8904_ADC_HPF_CUT_WIDTH 2 /* ADC_HPF_CUT - [6:5] */
+#define WM8904_ADC_HPF 0x0010 /* ADC_HPF */
+#define WM8904_ADC_HPF_MASK 0x0010 /* ADC_HPF */
+#define WM8904_ADC_HPF_SHIFT 4 /* ADC_HPF */
+#define WM8904_ADC_HPF_WIDTH 1 /* ADC_HPF */
+#define WM8904_ADCL_DATINV 0x0002 /* ADCL_DATINV */
+#define WM8904_ADCL_DATINV_MASK 0x0002 /* ADCL_DATINV */
+#define WM8904_ADCL_DATINV_SHIFT 1 /* ADCL_DATINV */
+#define WM8904_ADCL_DATINV_WIDTH 1 /* ADCL_DATINV */
+#define WM8904_ADCR_DATINV 0x0001 /* ADCR_DATINV */
+#define WM8904_ADCR_DATINV_MASK 0x0001 /* ADCR_DATINV */
+#define WM8904_ADCR_DATINV_SHIFT 0 /* ADCR_DATINV */
+#define WM8904_ADCR_DATINV_WIDTH 1 /* ADCR_DATINV */
+
+/*
+ * R39 (0x27) - Digital Microphone 0
+ */
+#define WM8904_DMIC_ENA 0x1000 /* DMIC_ENA */
+#define WM8904_DMIC_ENA_MASK 0x1000 /* DMIC_ENA */
+#define WM8904_DMIC_ENA_SHIFT 12 /* DMIC_ENA */
+#define WM8904_DMIC_ENA_WIDTH 1 /* DMIC_ENA */
+#define WM8904_DMIC_SRC 0x0800 /* DMIC_SRC */
+#define WM8904_DMIC_SRC_MASK 0x0800 /* DMIC_SRC */
+#define WM8904_DMIC_SRC_SHIFT 11 /* DMIC_SRC */
+#define WM8904_DMIC_SRC_WIDTH 1 /* DMIC_SRC */
+
+/*
+ * R40 (0x28) - DRC 0
+ */
+#define WM8904_DRC_ENA 0x8000 /* DRC_ENA */
+#define WM8904_DRC_ENA_MASK 0x8000 /* DRC_ENA */
+#define WM8904_DRC_ENA_SHIFT 15 /* DRC_ENA */
+#define WM8904_DRC_ENA_WIDTH 1 /* DRC_ENA */
+#define WM8904_DRC_DAC_PATH 0x4000 /* DRC_DAC_PATH */
+#define WM8904_DRC_DAC_PATH_MASK 0x4000 /* DRC_DAC_PATH */
+#define WM8904_DRC_DAC_PATH_SHIFT 14 /* DRC_DAC_PATH */
+#define WM8904_DRC_DAC_PATH_WIDTH 1 /* DRC_DAC_PATH */
+#define WM8904_DRC_GS_HYST_LVL_MASK 0x1800 /* DRC_GS_HYST_LVL - [12:11] */
+#define WM8904_DRC_GS_HYST_LVL_SHIFT 11 /* DRC_GS_HYST_LVL - [12:11] */
+#define WM8904_DRC_GS_HYST_LVL_WIDTH 2 /* DRC_GS_HYST_LVL - [12:11] */
+#define WM8904_DRC_STARTUP_GAIN_MASK 0x07C0 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8904_DRC_STARTUP_GAIN_SHIFT 6 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8904_DRC_STARTUP_GAIN_WIDTH 5 /* DRC_STARTUP_GAIN - [10:6] */
+#define WM8904_DRC_FF_DELAY 0x0020 /* DRC_FF_DELAY */
+#define WM8904_DRC_FF_DELAY_MASK 0x0020 /* DRC_FF_DELAY */
+#define WM8904_DRC_FF_DELAY_SHIFT 5 /* DRC_FF_DELAY */
+#define WM8904_DRC_FF_DELAY_WIDTH 1 /* DRC_FF_DELAY */
+#define WM8904_DRC_GS_ENA 0x0008 /* DRC_GS_ENA */
+#define WM8904_DRC_GS_ENA_MASK 0x0008 /* DRC_GS_ENA */
+#define WM8904_DRC_GS_ENA_SHIFT 3 /* DRC_GS_ENA */
+#define WM8904_DRC_GS_ENA_WIDTH 1 /* DRC_GS_ENA */
+#define WM8904_DRC_QR 0x0004 /* DRC_QR */
+#define WM8904_DRC_QR_MASK 0x0004 /* DRC_QR */
+#define WM8904_DRC_QR_SHIFT 2 /* DRC_QR */
+#define WM8904_DRC_QR_WIDTH 1 /* DRC_QR */
+#define WM8904_DRC_ANTICLIP 0x0002 /* DRC_ANTICLIP */
+#define WM8904_DRC_ANTICLIP_MASK 0x0002 /* DRC_ANTICLIP */
+#define WM8904_DRC_ANTICLIP_SHIFT 1 /* DRC_ANTICLIP */
+#define WM8904_DRC_ANTICLIP_WIDTH 1 /* DRC_ANTICLIP */
+#define WM8904_DRC_GS_HYST 0x0001 /* DRC_GS_HYST */
+#define WM8904_DRC_GS_HYST_MASK 0x0001 /* DRC_GS_HYST */
+#define WM8904_DRC_GS_HYST_SHIFT 0 /* DRC_GS_HYST */
+#define WM8904_DRC_GS_HYST_WIDTH 1 /* DRC_GS_HYST */
+
+/*
+ * R41 (0x29) - DRC 1
+ */
+#define WM8904_DRC_ATK_MASK 0xF000 /* DRC_ATK - [15:12] */
+#define WM8904_DRC_ATK_SHIFT 12 /* DRC_ATK - [15:12] */
+#define WM8904_DRC_ATK_WIDTH 4 /* DRC_ATK - [15:12] */
+#define WM8904_DRC_DCY_MASK 0x0F00 /* DRC_DCY - [11:8] */
+#define WM8904_DRC_DCY_SHIFT 8 /* DRC_DCY - [11:8] */
+#define WM8904_DRC_DCY_WIDTH 4 /* DRC_DCY - [11:8] */
+#define WM8904_DRC_QR_THR_MASK 0x00C0 /* DRC_QR_THR - [7:6] */
+#define WM8904_DRC_QR_THR_SHIFT 6 /* DRC_QR_THR - [7:6] */
+#define WM8904_DRC_QR_THR_WIDTH 2 /* DRC_QR_THR - [7:6] */
+#define WM8904_DRC_QR_DCY_MASK 0x0030 /* DRC_QR_DCY - [5:4] */
+#define WM8904_DRC_QR_DCY_SHIFT 4 /* DRC_QR_DCY - [5:4] */
+#define WM8904_DRC_QR_DCY_WIDTH 2 /* DRC_QR_DCY - [5:4] */
+#define WM8904_DRC_MINGAIN_MASK 0x000C /* DRC_MINGAIN - [3:2] */
+#define WM8904_DRC_MINGAIN_SHIFT 2 /* DRC_MINGAIN - [3:2] */
+#define WM8904_DRC_MINGAIN_WIDTH 2 /* DRC_MINGAIN - [3:2] */
+#define WM8904_DRC_MAXGAIN_MASK 0x0003 /* DRC_MAXGAIN - [1:0] */
+#define WM8904_DRC_MAXGAIN_SHIFT 0 /* DRC_MAXGAIN - [1:0] */
+#define WM8904_DRC_MAXGAIN_WIDTH 2 /* DRC_MAXGAIN - [1:0] */
+
+/*
+ * R42 (0x2A) - DRC 2
+ */
+#define WM8904_DRC_HI_COMP_MASK 0x0038 /* DRC_HI_COMP - [5:3] */
+#define WM8904_DRC_HI_COMP_SHIFT 3 /* DRC_HI_COMP - [5:3] */
+#define WM8904_DRC_HI_COMP_WIDTH 3 /* DRC_HI_COMP - [5:3] */
+#define WM8904_DRC_LO_COMP_MASK 0x0007 /* DRC_LO_COMP - [2:0] */
+#define WM8904_DRC_LO_COMP_SHIFT 0 /* DRC_LO_COMP - [2:0] */
+#define WM8904_DRC_LO_COMP_WIDTH 3 /* DRC_LO_COMP - [2:0] */
+
+/*
+ * R43 (0x2B) - DRC 3
+ */
+#define WM8904_DRC_KNEE_IP_MASK 0x07E0 /* DRC_KNEE_IP - [10:5] */
+#define WM8904_DRC_KNEE_IP_SHIFT 5 /* DRC_KNEE_IP - [10:5] */
+#define WM8904_DRC_KNEE_IP_WIDTH 6 /* DRC_KNEE_IP - [10:5] */
+#define WM8904_DRC_KNEE_OP_MASK 0x001F /* DRC_KNEE_OP - [4:0] */
+#define WM8904_DRC_KNEE_OP_SHIFT 0 /* DRC_KNEE_OP - [4:0] */
+#define WM8904_DRC_KNEE_OP_WIDTH 5 /* DRC_KNEE_OP - [4:0] */
+
+/*
+ * R44 (0x2C) - Analogue Left Input 0
+ */
+#define WM8904_LINMUTE 0x0080 /* LINMUTE */
+#define WM8904_LINMUTE_MASK 0x0080 /* LINMUTE */
+#define WM8904_LINMUTE_SHIFT 7 /* LINMUTE */
+#define WM8904_LINMUTE_WIDTH 1 /* LINMUTE */
+#define WM8904_LIN_VOL_MASK 0x001F /* LIN_VOL - [4:0] */
+#define WM8904_LIN_VOL_SHIFT 0 /* LIN_VOL - [4:0] */
+#define WM8904_LIN_VOL_WIDTH 5 /* LIN_VOL - [4:0] */
+
+/*
+ * R45 (0x2D) - Analogue Right Input 0
+ */
+#define WM8904_RINMUTE 0x0080 /* RINMUTE */
+#define WM8904_RINMUTE_MASK 0x0080 /* RINMUTE */
+#define WM8904_RINMUTE_SHIFT 7 /* RINMUTE */
+#define WM8904_RINMUTE_WIDTH 1 /* RINMUTE */
+#define WM8904_RIN_VOL_MASK 0x001F /* RIN_VOL - [4:0] */
+#define WM8904_RIN_VOL_SHIFT 0 /* RIN_VOL - [4:0] */
+#define WM8904_RIN_VOL_WIDTH 5 /* RIN_VOL - [4:0] */
+
+/*
+ * R46 (0x2E) - Analogue Left Input 1
+ */
+#define WM8904_INL_CM_ENA 0x0040 /* INL_CM_ENA */
+#define WM8904_INL_CM_ENA_MASK 0x0040 /* INL_CM_ENA */
+#define WM8904_INL_CM_ENA_SHIFT 6 /* INL_CM_ENA */
+#define WM8904_INL_CM_ENA_WIDTH 1 /* INL_CM_ENA */
+#define WM8904_L_IP_SEL_N_MASK 0x0030 /* L_IP_SEL_N - [5:4] */
+#define WM8904_L_IP_SEL_N_SHIFT 4 /* L_IP_SEL_N - [5:4] */
+#define WM8904_L_IP_SEL_N_WIDTH 2 /* L_IP_SEL_N - [5:4] */
+#define WM8904_L_IP_SEL_P_MASK 0x000C /* L_IP_SEL_P - [3:2] */
+#define WM8904_L_IP_SEL_P_SHIFT 2 /* L_IP_SEL_P - [3:2] */
+#define WM8904_L_IP_SEL_P_WIDTH 2 /* L_IP_SEL_P - [3:2] */
+#define WM8904_L_MODE_MASK 0x0003 /* L_MODE - [1:0] */
+#define WM8904_L_MODE_SHIFT 0 /* L_MODE - [1:0] */
+#define WM8904_L_MODE_WIDTH 2 /* L_MODE - [1:0] */
+
+/*
+ * R47 (0x2F) - Analogue Right Input 1
+ */
+#define WM8904_INR_CM_ENA 0x0040 /* INR_CM_ENA */
+#define WM8904_INR_CM_ENA_MASK 0x0040 /* INR_CM_ENA */
+#define WM8904_INR_CM_ENA_SHIFT 6 /* INR_CM_ENA */
+#define WM8904_INR_CM_ENA_WIDTH 1 /* INR_CM_ENA */
+#define WM8904_R_IP_SEL_N_MASK 0x0030 /* R_IP_SEL_N - [5:4] */
+#define WM8904_R_IP_SEL_N_SHIFT 4 /* R_IP_SEL_N - [5:4] */
+#define WM8904_R_IP_SEL_N_WIDTH 2 /* R_IP_SEL_N - [5:4] */
+#define WM8904_R_IP_SEL_P_MASK 0x000C /* R_IP_SEL_P - [3:2] */
+#define WM8904_R_IP_SEL_P_SHIFT 2 /* R_IP_SEL_P - [3:2] */
+#define WM8904_R_IP_SEL_P_WIDTH 2 /* R_IP_SEL_P - [3:2] */
+#define WM8904_R_MODE_MASK 0x0003 /* R_MODE - [1:0] */
+#define WM8904_R_MODE_SHIFT 0 /* R_MODE - [1:0] */
+#define WM8904_R_MODE_WIDTH 2 /* R_MODE - [1:0] */
+
+/*
+ * R57 (0x39) - Analogue OUT1 Left
+ */
+#define WM8904_HPOUTL_MUTE 0x0100 /* HPOUTL_MUTE */
+#define WM8904_HPOUTL_MUTE_MASK 0x0100 /* HPOUTL_MUTE */
+#define WM8904_HPOUTL_MUTE_SHIFT 8 /* HPOUTL_MUTE */
+#define WM8904_HPOUTL_MUTE_WIDTH 1 /* HPOUTL_MUTE */
+#define WM8904_HPOUT_VU 0x0080 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_MASK 0x0080 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_SHIFT 7 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_WIDTH 1 /* HPOUT_VU */
+#define WM8904_HPOUTLZC 0x0040 /* HPOUTLZC */
+#define WM8904_HPOUTLZC_MASK 0x0040 /* HPOUTLZC */
+#define WM8904_HPOUTLZC_SHIFT 6 /* HPOUTLZC */
+#define WM8904_HPOUTLZC_WIDTH 1 /* HPOUTLZC */
+#define WM8904_HPOUTL_VOL_MASK 0x003F /* HPOUTL_VOL - [5:0] */
+#define WM8904_HPOUTL_VOL_SHIFT 0 /* HPOUTL_VOL - [5:0] */
+#define WM8904_HPOUTL_VOL_WIDTH 6 /* HPOUTL_VOL - [5:0] */
+
+/*
+ * R58 (0x3A) - Analogue OUT1 Right
+ */
+#define WM8904_HPOUTR_MUTE 0x0100 /* HPOUTR_MUTE */
+#define WM8904_HPOUTR_MUTE_MASK 0x0100 /* HPOUTR_MUTE */
+#define WM8904_HPOUTR_MUTE_SHIFT 8 /* HPOUTR_MUTE */
+#define WM8904_HPOUTR_MUTE_WIDTH 1 /* HPOUTR_MUTE */
+#define WM8904_HPOUT_VU 0x0080 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_MASK 0x0080 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_SHIFT 7 /* HPOUT_VU */
+#define WM8904_HPOUT_VU_WIDTH 1 /* HPOUT_VU */
+#define WM8904_HPOUTRZC 0x0040 /* HPOUTRZC */
+#define WM8904_HPOUTRZC_MASK 0x0040 /* HPOUTRZC */
+#define WM8904_HPOUTRZC_SHIFT 6 /* HPOUTRZC */
+#define WM8904_HPOUTRZC_WIDTH 1 /* HPOUTRZC */
+#define WM8904_HPOUTR_VOL_MASK 0x003F /* HPOUTR_VOL - [5:0] */
+#define WM8904_HPOUTR_VOL_SHIFT 0 /* HPOUTR_VOL - [5:0] */
+#define WM8904_HPOUTR_VOL_WIDTH 6 /* HPOUTR_VOL - [5:0] */
+
+/*
+ * R59 (0x3B) - Analogue OUT2 Left
+ */
+#define WM8904_LINEOUTL_MUTE 0x0100 /* LINEOUTL_MUTE */
+#define WM8904_LINEOUTL_MUTE_MASK 0x0100 /* LINEOUTL_MUTE */
+#define WM8904_LINEOUTL_MUTE_SHIFT 8 /* LINEOUTL_MUTE */
+#define WM8904_LINEOUTL_MUTE_WIDTH 1 /* LINEOUTL_MUTE */
+#define WM8904_LINEOUT_VU 0x0080 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_MASK 0x0080 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_SHIFT 7 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_WIDTH 1 /* LINEOUT_VU */
+#define WM8904_LINEOUTLZC 0x0040 /* LINEOUTLZC */
+#define WM8904_LINEOUTLZC_MASK 0x0040 /* LINEOUTLZC */
+#define WM8904_LINEOUTLZC_SHIFT 6 /* LINEOUTLZC */
+#define WM8904_LINEOUTLZC_WIDTH 1 /* LINEOUTLZC */
+#define WM8904_LINEOUTL_VOL_MASK 0x003F /* LINEOUTL_VOL - [5:0] */
+#define WM8904_LINEOUTL_VOL_SHIFT 0 /* LINEOUTL_VOL - [5:0] */
+#define WM8904_LINEOUTL_VOL_WIDTH 6 /* LINEOUTL_VOL - [5:0] */
+
+/*
+ * R60 (0x3C) - Analogue OUT2 Right
+ */
+#define WM8904_LINEOUTR_MUTE 0x0100 /* LINEOUTR_MUTE */
+#define WM8904_LINEOUTR_MUTE_MASK 0x0100 /* LINEOUTR_MUTE */
+#define WM8904_LINEOUTR_MUTE_SHIFT 8 /* LINEOUTR_MUTE */
+#define WM8904_LINEOUTR_MUTE_WIDTH 1 /* LINEOUTR_MUTE */
+#define WM8904_LINEOUT_VU 0x0080 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_MASK 0x0080 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_SHIFT 7 /* LINEOUT_VU */
+#define WM8904_LINEOUT_VU_WIDTH 1 /* LINEOUT_VU */
+#define WM8904_LINEOUTRZC 0x0040 /* LINEOUTRZC */
+#define WM8904_LINEOUTRZC_MASK 0x0040 /* LINEOUTRZC */
+#define WM8904_LINEOUTRZC_SHIFT 6 /* LINEOUTRZC */
+#define WM8904_LINEOUTRZC_WIDTH 1 /* LINEOUTRZC */
+#define WM8904_LINEOUTR_VOL_MASK 0x003F /* LINEOUTR_VOL - [5:0] */
+#define WM8904_LINEOUTR_VOL_SHIFT 0 /* LINEOUTR_VOL - [5:0] */
+#define WM8904_LINEOUTR_VOL_WIDTH 6 /* LINEOUTR_VOL - [5:0] */
+
+/*
+ * R61 (0x3D) - Analogue OUT12 ZC
+ */
+#define WM8904_HPL_BYP_ENA 0x0008 /* HPL_BYP_ENA */
+#define WM8904_HPL_BYP_ENA_MASK 0x0008 /* HPL_BYP_ENA */
+#define WM8904_HPL_BYP_ENA_SHIFT 3 /* HPL_BYP_ENA */
+#define WM8904_HPL_BYP_ENA_WIDTH 1 /* HPL_BYP_ENA */
+#define WM8904_HPR_BYP_ENA 0x0004 /* HPR_BYP_ENA */
+#define WM8904_HPR_BYP_ENA_MASK 0x0004 /* HPR_BYP_ENA */
+#define WM8904_HPR_BYP_ENA_SHIFT 2 /* HPR_BYP_ENA */
+#define WM8904_HPR_BYP_ENA_WIDTH 1 /* HPR_BYP_ENA */
+#define WM8904_LINEOUTL_BYP_ENA 0x0002 /* LINEOUTL_BYP_ENA */
+#define WM8904_LINEOUTL_BYP_ENA_MASK 0x0002 /* LINEOUTL_BYP_ENA */
+#define WM8904_LINEOUTL_BYP_ENA_SHIFT 1 /* LINEOUTL_BYP_ENA */
+#define WM8904_LINEOUTL_BYP_ENA_WIDTH 1 /* LINEOUTL_BYP_ENA */
+#define WM8904_LINEOUTR_BYP_ENA 0x0001 /* LINEOUTR_BYP_ENA */
+#define WM8904_LINEOUTR_BYP_ENA_MASK 0x0001 /* LINEOUTR_BYP_ENA */
+#define WM8904_LINEOUTR_BYP_ENA_SHIFT 0 /* LINEOUTR_BYP_ENA */
+#define WM8904_LINEOUTR_BYP_ENA_WIDTH 1 /* LINEOUTR_BYP_ENA */
+
+/*
+ * R67 (0x43) - DC Servo 0
+ */
+#define WM8904_DCS_ENA_CHAN_3 0x0008 /* DCS_ENA_CHAN_3 */
+#define WM8904_DCS_ENA_CHAN_3_MASK 0x0008 /* DCS_ENA_CHAN_3 */
+#define WM8904_DCS_ENA_CHAN_3_SHIFT 3 /* DCS_ENA_CHAN_3 */
+#define WM8904_DCS_ENA_CHAN_3_WIDTH 1 /* DCS_ENA_CHAN_3 */
+#define WM8904_DCS_ENA_CHAN_2 0x0004 /* DCS_ENA_CHAN_2 */
+#define WM8904_DCS_ENA_CHAN_2_MASK 0x0004 /* DCS_ENA_CHAN_2 */
+#define WM8904_DCS_ENA_CHAN_2_SHIFT 2 /* DCS_ENA_CHAN_2 */
+#define WM8904_DCS_ENA_CHAN_2_WIDTH 1 /* DCS_ENA_CHAN_2 */
+#define WM8904_DCS_ENA_CHAN_1 0x0002 /* DCS_ENA_CHAN_1 */
+#define WM8904_DCS_ENA_CHAN_1_MASK 0x0002 /* DCS_ENA_CHAN_1 */
+#define WM8904_DCS_ENA_CHAN_1_SHIFT 1 /* DCS_ENA_CHAN_1 */
+#define WM8904_DCS_ENA_CHAN_1_WIDTH 1 /* DCS_ENA_CHAN_1 */
+#define WM8904_DCS_ENA_CHAN_0 0x0001 /* DCS_ENA_CHAN_0 */
+#define WM8904_DCS_ENA_CHAN_0_MASK 0x0001 /* DCS_ENA_CHAN_0 */
+#define WM8904_DCS_ENA_CHAN_0_SHIFT 0 /* DCS_ENA_CHAN_0 */
+#define WM8904_DCS_ENA_CHAN_0_WIDTH 1 /* DCS_ENA_CHAN_0 */
+
+/*
+ * R68 (0x44) - DC Servo 1
+ */
+#define WM8904_DCS_TRIG_SINGLE_3 0x8000 /* DCS_TRIG_SINGLE_3 */
+#define WM8904_DCS_TRIG_SINGLE_3_MASK 0x8000 /* DCS_TRIG_SINGLE_3 */
+#define WM8904_DCS_TRIG_SINGLE_3_SHIFT 15 /* DCS_TRIG_SINGLE_3 */
+#define WM8904_DCS_TRIG_SINGLE_3_WIDTH 1 /* DCS_TRIG_SINGLE_3 */
+#define WM8904_DCS_TRIG_SINGLE_2 0x4000 /* DCS_TRIG_SINGLE_2 */
+#define WM8904_DCS_TRIG_SINGLE_2_MASK 0x4000 /* DCS_TRIG_SINGLE_2 */
+#define WM8904_DCS_TRIG_SINGLE_2_SHIFT 14 /* DCS_TRIG_SINGLE_2 */
+#define WM8904_DCS_TRIG_SINGLE_2_WIDTH 1 /* DCS_TRIG_SINGLE_2 */
+#define WM8904_DCS_TRIG_SINGLE_1 0x2000 /* DCS_TRIG_SINGLE_1 */
+#define WM8904_DCS_TRIG_SINGLE_1_MASK 0x2000 /* DCS_TRIG_SINGLE_1 */
+#define WM8904_DCS_TRIG_SINGLE_1_SHIFT 13 /* DCS_TRIG_SINGLE_1 */
+#define WM8904_DCS_TRIG_SINGLE_1_WIDTH 1 /* DCS_TRIG_SINGLE_1 */
+#define WM8904_DCS_TRIG_SINGLE_0 0x1000 /* DCS_TRIG_SINGLE_0 */
+#define WM8904_DCS_TRIG_SINGLE_0_MASK 0x1000 /* DCS_TRIG_SINGLE_0 */
+#define WM8904_DCS_TRIG_SINGLE_0_SHIFT 12 /* DCS_TRIG_SINGLE_0 */
+#define WM8904_DCS_TRIG_SINGLE_0_WIDTH 1 /* DCS_TRIG_SINGLE_0 */
+#define WM8904_DCS_TRIG_SERIES_3 0x0800 /* DCS_TRIG_SERIES_3 */
+#define WM8904_DCS_TRIG_SERIES_3_MASK 0x0800 /* DCS_TRIG_SERIES_3 */
+#define WM8904_DCS_TRIG_SERIES_3_SHIFT 11 /* DCS_TRIG_SERIES_3 */
+#define WM8904_DCS_TRIG_SERIES_3_WIDTH 1 /* DCS_TRIG_SERIES_3 */
+#define WM8904_DCS_TRIG_SERIES_2 0x0400 /* DCS_TRIG_SERIES_2 */
+#define WM8904_DCS_TRIG_SERIES_2_MASK 0x0400 /* DCS_TRIG_SERIES_2 */
+#define WM8904_DCS_TRIG_SERIES_2_SHIFT 10 /* DCS_TRIG_SERIES_2 */
+#define WM8904_DCS_TRIG_SERIES_2_WIDTH 1 /* DCS_TRIG_SERIES_2 */
+#define WM8904_DCS_TRIG_SERIES_1 0x0200 /* DCS_TRIG_SERIES_1 */
+#define WM8904_DCS_TRIG_SERIES_1_MASK 0x0200 /* DCS_TRIG_SERIES_1 */
+#define WM8904_DCS_TRIG_SERIES_1_SHIFT 9 /* DCS_TRIG_SERIES_1 */
+#define WM8904_DCS_TRIG_SERIES_1_WIDTH 1 /* DCS_TRIG_SERIES_1 */
+#define WM8904_DCS_TRIG_SERIES_0 0x0100 /* DCS_TRIG_SERIES_0 */
+#define WM8904_DCS_TRIG_SERIES_0_MASK 0x0100 /* DCS_TRIG_SERIES_0 */
+#define WM8904_DCS_TRIG_SERIES_0_SHIFT 8 /* DCS_TRIG_SERIES_0 */
+#define WM8904_DCS_TRIG_SERIES_0_WIDTH 1 /* DCS_TRIG_SERIES_0 */
+#define WM8904_DCS_TRIG_STARTUP_3 0x0080 /* DCS_TRIG_STARTUP_3 */
+#define WM8904_DCS_TRIG_STARTUP_3_MASK 0x0080 /* DCS_TRIG_STARTUP_3 */
+#define WM8904_DCS_TRIG_STARTUP_3_SHIFT 7 /* DCS_TRIG_STARTUP_3 */
+#define WM8904_DCS_TRIG_STARTUP_3_WIDTH 1 /* DCS_TRIG_STARTUP_3 */
+#define WM8904_DCS_TRIG_STARTUP_2 0x0040 /* DCS_TRIG_STARTUP_2 */
+#define WM8904_DCS_TRIG_STARTUP_2_MASK 0x0040 /* DCS_TRIG_STARTUP_2 */
+#define WM8904_DCS_TRIG_STARTUP_2_SHIFT 6 /* DCS_TRIG_STARTUP_2 */
+#define WM8904_DCS_TRIG_STARTUP_2_WIDTH 1 /* DCS_TRIG_STARTUP_2 */
+#define WM8904_DCS_TRIG_STARTUP_1 0x0020 /* DCS_TRIG_STARTUP_1 */
+#define WM8904_DCS_TRIG_STARTUP_1_MASK 0x0020 /* DCS_TRIG_STARTUP_1 */
+#define WM8904_DCS_TRIG_STARTUP_1_SHIFT 5 /* DCS_TRIG_STARTUP_1 */
+#define WM8904_DCS_TRIG_STARTUP_1_WIDTH 1 /* DCS_TRIG_STARTUP_1 */
+#define WM8904_DCS_TRIG_STARTUP_0 0x0010 /* DCS_TRIG_STARTUP_0 */
+#define WM8904_DCS_TRIG_STARTUP_0_MASK 0x0010 /* DCS_TRIG_STARTUP_0 */
+#define WM8904_DCS_TRIG_STARTUP_0_SHIFT 4 /* DCS_TRIG_STARTUP_0 */
+#define WM8904_DCS_TRIG_STARTUP_0_WIDTH 1 /* DCS_TRIG_STARTUP_0 */
+#define WM8904_DCS_TRIG_DAC_WR_3 0x0008 /* DCS_TRIG_DAC_WR_3 */
+#define WM8904_DCS_TRIG_DAC_WR_3_MASK 0x0008 /* DCS_TRIG_DAC_WR_3 */
+#define WM8904_DCS_TRIG_DAC_WR_3_SHIFT 3 /* DCS_TRIG_DAC_WR_3 */
+#define WM8904_DCS_TRIG_DAC_WR_3_WIDTH 1 /* DCS_TRIG_DAC_WR_3 */
+#define WM8904_DCS_TRIG_DAC_WR_2 0x0004 /* DCS_TRIG_DAC_WR_2 */
+#define WM8904_DCS_TRIG_DAC_WR_2_MASK 0x0004 /* DCS_TRIG_DAC_WR_2 */
+#define WM8904_DCS_TRIG_DAC_WR_2_SHIFT 2 /* DCS_TRIG_DAC_WR_2 */
+#define WM8904_DCS_TRIG_DAC_WR_2_WIDTH 1 /* DCS_TRIG_DAC_WR_2 */
+#define WM8904_DCS_TRIG_DAC_WR_1 0x0002 /* DCS_TRIG_DAC_WR_1 */
+#define WM8904_DCS_TRIG_DAC_WR_1_MASK 0x0002 /* DCS_TRIG_DAC_WR_1 */
+#define WM8904_DCS_TRIG_DAC_WR_1_SHIFT 1 /* DCS_TRIG_DAC_WR_1 */
+#define WM8904_DCS_TRIG_DAC_WR_1_WIDTH 1 /* DCS_TRIG_DAC_WR_1 */
+#define WM8904_DCS_TRIG_DAC_WR_0 0x0001 /* DCS_TRIG_DAC_WR_0 */
+#define WM8904_DCS_TRIG_DAC_WR_0_MASK 0x0001 /* DCS_TRIG_DAC_WR_0 */
+#define WM8904_DCS_TRIG_DAC_WR_0_SHIFT 0 /* DCS_TRIG_DAC_WR_0 */
+#define WM8904_DCS_TRIG_DAC_WR_0_WIDTH 1 /* DCS_TRIG_DAC_WR_0 */
+
+/*
+ * R69 (0x45) - DC Servo 2
+ */
+#define WM8904_DCS_TIMER_PERIOD_23_MASK 0x0F00 /* DCS_TIMER_PERIOD_23 - [11:8] */
+#define WM8904_DCS_TIMER_PERIOD_23_SHIFT 8 /* DCS_TIMER_PERIOD_23 - [11:8] */
+#define WM8904_DCS_TIMER_PERIOD_23_WIDTH 4 /* DCS_TIMER_PERIOD_23 - [11:8] */
+#define WM8904_DCS_TIMER_PERIOD_01_MASK 0x000F /* DCS_TIMER_PERIOD_01 - [3:0] */
+#define WM8904_DCS_TIMER_PERIOD_01_SHIFT 0 /* DCS_TIMER_PERIOD_01 - [3:0] */
+#define WM8904_DCS_TIMER_PERIOD_01_WIDTH 4 /* DCS_TIMER_PERIOD_01 - [3:0] */
+
+/*
+ * R71 (0x47) - DC Servo 4
+ */
+#define WM8904_DCS_SERIES_NO_23_MASK 0x007F /* DCS_SERIES_NO_23 - [6:0] */
+#define WM8904_DCS_SERIES_NO_23_SHIFT 0 /* DCS_SERIES_NO_23 - [6:0] */
+#define WM8904_DCS_SERIES_NO_23_WIDTH 7 /* DCS_SERIES_NO_23 - [6:0] */
+
+/*
+ * R72 (0x48) - DC Servo 5
+ */
+#define WM8904_DCS_SERIES_NO_01_MASK 0x007F /* DCS_SERIES_NO_01 - [6:0] */
+#define WM8904_DCS_SERIES_NO_01_SHIFT 0 /* DCS_SERIES_NO_01 - [6:0] */
+#define WM8904_DCS_SERIES_NO_01_WIDTH 7 /* DCS_SERIES_NO_01 - [6:0] */
+
+/*
+ * R73 (0x49) - DC Servo 6
+ */
+#define WM8904_DCS_DAC_WR_VAL_3_MASK 0x00FF /* DCS_DAC_WR_VAL_3 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_3_SHIFT 0 /* DCS_DAC_WR_VAL_3 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_3_WIDTH 8 /* DCS_DAC_WR_VAL_3 - [7:0] */
+
+/*
+ * R74 (0x4A) - DC Servo 7
+ */
+#define WM8904_DCS_DAC_WR_VAL_2_MASK 0x00FF /* DCS_DAC_WR_VAL_2 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_2_SHIFT 0 /* DCS_DAC_WR_VAL_2 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_2_WIDTH 8 /* DCS_DAC_WR_VAL_2 - [7:0] */
+
+/*
+ * R75 (0x4B) - DC Servo 8
+ */
+#define WM8904_DCS_DAC_WR_VAL_1_MASK 0x00FF /* DCS_DAC_WR_VAL_1 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_1_SHIFT 0 /* DCS_DAC_WR_VAL_1 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_1_WIDTH 8 /* DCS_DAC_WR_VAL_1 - [7:0] */
+
+/*
+ * R76 (0x4C) - DC Servo 9
+ */
+#define WM8904_DCS_DAC_WR_VAL_0_MASK 0x00FF /* DCS_DAC_WR_VAL_0 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_0_SHIFT 0 /* DCS_DAC_WR_VAL_0 - [7:0] */
+#define WM8904_DCS_DAC_WR_VAL_0_WIDTH 8 /* DCS_DAC_WR_VAL_0 - [7:0] */
+
+/*
+ * R77 (0x4D) - DC Servo Readback 0
+ */
+#define WM8904_DCS_CAL_COMPLETE_MASK 0x0F00 /* DCS_CAL_COMPLETE - [11:8] */
+#define WM8904_DCS_CAL_COMPLETE_SHIFT 8 /* DCS_CAL_COMPLETE - [11:8] */
+#define WM8904_DCS_CAL_COMPLETE_WIDTH 4 /* DCS_CAL_COMPLETE - [11:8] */
+#define WM8904_DCS_DAC_WR_COMPLETE_MASK 0x00F0 /* DCS_DAC_WR_COMPLETE - [7:4] */
+#define WM8904_DCS_DAC_WR_COMPLETE_SHIFT 4 /* DCS_DAC_WR_COMPLETE - [7:4] */
+#define WM8904_DCS_DAC_WR_COMPLETE_WIDTH 4 /* DCS_DAC_WR_COMPLETE - [7:4] */
+#define WM8904_DCS_STARTUP_COMPLETE_MASK 0x000F /* DCS_STARTUP_COMPLETE - [3:0] */
+#define WM8904_DCS_STARTUP_COMPLETE_SHIFT 0 /* DCS_STARTUP_COMPLETE - [3:0] */
+#define WM8904_DCS_STARTUP_COMPLETE_WIDTH 4 /* DCS_STARTUP_COMPLETE - [3:0] */
+
+/*
+ * R90 (0x5A) - Analogue HP 0
+ */
+#define WM8904_HPL_RMV_SHORT 0x0080 /* HPL_RMV_SHORT */
+#define WM8904_HPL_RMV_SHORT_MASK 0x0080 /* HPL_RMV_SHORT */
+#define WM8904_HPL_RMV_SHORT_SHIFT 7 /* HPL_RMV_SHORT */
+#define WM8904_HPL_RMV_SHORT_WIDTH 1 /* HPL_RMV_SHORT */
+#define WM8904_HPL_ENA_OUTP 0x0040 /* HPL_ENA_OUTP */
+#define WM8904_HPL_ENA_OUTP_MASK 0x0040 /* HPL_ENA_OUTP */
+#define WM8904_HPL_ENA_OUTP_SHIFT 6 /* HPL_ENA_OUTP */
+#define WM8904_HPL_ENA_OUTP_WIDTH 1 /* HPL_ENA_OUTP */
+#define WM8904_HPL_ENA_DLY 0x0020 /* HPL_ENA_DLY */
+#define WM8904_HPL_ENA_DLY_MASK 0x0020 /* HPL_ENA_DLY */
+#define WM8904_HPL_ENA_DLY_SHIFT 5 /* HPL_ENA_DLY */
+#define WM8904_HPL_ENA_DLY_WIDTH 1 /* HPL_ENA_DLY */
+#define WM8904_HPL_ENA 0x0010 /* HPL_ENA */
+#define WM8904_HPL_ENA_MASK 0x0010 /* HPL_ENA */
+#define WM8904_HPL_ENA_SHIFT 4 /* HPL_ENA */
+#define WM8904_HPL_ENA_WIDTH 1 /* HPL_ENA */
+#define WM8904_HPR_RMV_SHORT 0x0008 /* HPR_RMV_SHORT */
+#define WM8904_HPR_RMV_SHORT_MASK 0x0008 /* HPR_RMV_SHORT */
+#define WM8904_HPR_RMV_SHORT_SHIFT 3 /* HPR_RMV_SHORT */
+#define WM8904_HPR_RMV_SHORT_WIDTH 1 /* HPR_RMV_SHORT */
+#define WM8904_HPR_ENA_OUTP 0x0004 /* HPR_ENA_OUTP */
+#define WM8904_HPR_ENA_OUTP_MASK 0x0004 /* HPR_ENA_OUTP */
+#define WM8904_HPR_ENA_OUTP_SHIFT 2 /* HPR_ENA_OUTP */
+#define WM8904_HPR_ENA_OUTP_WIDTH 1 /* HPR_ENA_OUTP */
+#define WM8904_HPR_ENA_DLY 0x0002 /* HPR_ENA_DLY */
+#define WM8904_HPR_ENA_DLY_MASK 0x0002 /* HPR_ENA_DLY */
+#define WM8904_HPR_ENA_DLY_SHIFT 1 /* HPR_ENA_DLY */
+#define WM8904_HPR_ENA_DLY_WIDTH 1 /* HPR_ENA_DLY */
+#define WM8904_HPR_ENA 0x0001 /* HPR_ENA */
+#define WM8904_HPR_ENA_MASK 0x0001 /* HPR_ENA */
+#define WM8904_HPR_ENA_SHIFT 0 /* HPR_ENA */
+#define WM8904_HPR_ENA_WIDTH 1 /* HPR_ENA */
+
+/*
+ * R94 (0x5E) - Analogue Lineout 0
+ */
+#define WM8904_LINEOUTL_RMV_SHORT 0x0080 /* LINEOUTL_RMV_SHORT */
+#define WM8904_LINEOUTL_RMV_SHORT_MASK 0x0080 /* LINEOUTL_RMV_SHORT */
+#define WM8904_LINEOUTL_RMV_SHORT_SHIFT 7 /* LINEOUTL_RMV_SHORT */
+#define WM8904_LINEOUTL_RMV_SHORT_WIDTH 1 /* LINEOUTL_RMV_SHORT */
+#define WM8904_LINEOUTL_ENA_OUTP 0x0040 /* LINEOUTL_ENA_OUTP */
+#define WM8904_LINEOUTL_ENA_OUTP_MASK 0x0040 /* LINEOUTL_ENA_OUTP */
+#define WM8904_LINEOUTL_ENA_OUTP_SHIFT 6 /* LINEOUTL_ENA_OUTP */
+#define WM8904_LINEOUTL_ENA_OUTP_WIDTH 1 /* LINEOUTL_ENA_OUTP */
+#define WM8904_LINEOUTL_ENA_DLY 0x0020 /* LINEOUTL_ENA_DLY */
+#define WM8904_LINEOUTL_ENA_DLY_MASK 0x0020 /* LINEOUTL_ENA_DLY */
+#define WM8904_LINEOUTL_ENA_DLY_SHIFT 5 /* LINEOUTL_ENA_DLY */
+#define WM8904_LINEOUTL_ENA_DLY_WIDTH 1 /* LINEOUTL_ENA_DLY */
+#define WM8904_LINEOUTL_ENA 0x0010 /* LINEOUTL_ENA */
+#define WM8904_LINEOUTL_ENA_MASK 0x0010 /* LINEOUTL_ENA */
+#define WM8904_LINEOUTL_ENA_SHIFT 4 /* LINEOUTL_ENA */
+#define WM8904_LINEOUTL_ENA_WIDTH 1 /* LINEOUTL_ENA */
+#define WM8904_LINEOUTR_RMV_SHORT 0x0008 /* LINEOUTR_RMV_SHORT */
+#define WM8904_LINEOUTR_RMV_SHORT_MASK 0x0008 /* LINEOUTR_RMV_SHORT */
+#define WM8904_LINEOUTR_RMV_SHORT_SHIFT 3 /* LINEOUTR_RMV_SHORT */
+#define WM8904_LINEOUTR_RMV_SHORT_WIDTH 1 /* LINEOUTR_RMV_SHORT */
+#define WM8904_LINEOUTR_ENA_OUTP 0x0004 /* LINEOUTR_ENA_OUTP */
+#define WM8904_LINEOUTR_ENA_OUTP_MASK 0x0004 /* LINEOUTR_ENA_OUTP */
+#define WM8904_LINEOUTR_ENA_OUTP_SHIFT 2 /* LINEOUTR_ENA_OUTP */
+#define WM8904_LINEOUTR_ENA_OUTP_WIDTH 1 /* LINEOUTR_ENA_OUTP */
+#define WM8904_LINEOUTR_ENA_DLY 0x0002 /* LINEOUTR_ENA_DLY */
+#define WM8904_LINEOUTR_ENA_DLY_MASK 0x0002 /* LINEOUTR_ENA_DLY */
+#define WM8904_LINEOUTR_ENA_DLY_SHIFT 1 /* LINEOUTR_ENA_DLY */
+#define WM8904_LINEOUTR_ENA_DLY_WIDTH 1 /* LINEOUTR_ENA_DLY */
+#define WM8904_LINEOUTR_ENA 0x0001 /* LINEOUTR_ENA */
+#define WM8904_LINEOUTR_ENA_MASK 0x0001 /* LINEOUTR_ENA */
+#define WM8904_LINEOUTR_ENA_SHIFT 0 /* LINEOUTR_ENA */
+#define WM8904_LINEOUTR_ENA_WIDTH 1 /* LINEOUTR_ENA */
+
+/*
+ * R98 (0x62) - Charge Pump 0
+ */
+#define WM8904_CP_ENA 0x0001 /* CP_ENA */
+#define WM8904_CP_ENA_MASK 0x0001 /* CP_ENA */
+#define WM8904_CP_ENA_SHIFT 0 /* CP_ENA */
+#define WM8904_CP_ENA_WIDTH 1 /* CP_ENA */
+
+/*
+ * R104 (0x68) - Class W 0
+ */
+#define WM8904_CP_DYN_PWR 0x0001 /* CP_DYN_PWR */
+#define WM8904_CP_DYN_PWR_MASK 0x0001 /* CP_DYN_PWR */
+#define WM8904_CP_DYN_PWR_SHIFT 0 /* CP_DYN_PWR */
+#define WM8904_CP_DYN_PWR_WIDTH 1 /* CP_DYN_PWR */
+
+/*
+ * R108 (0x6C) - Write Sequencer 0
+ */
+#define WM8904_WSEQ_ENA 0x0100 /* WSEQ_ENA */
+#define WM8904_WSEQ_ENA_MASK 0x0100 /* WSEQ_ENA */
+#define WM8904_WSEQ_ENA_SHIFT 8 /* WSEQ_ENA */
+#define WM8904_WSEQ_ENA_WIDTH 1 /* WSEQ_ENA */
+#define WM8904_WSEQ_WRITE_INDEX_MASK 0x001F /* WSEQ_WRITE_INDEX - [4:0] */
+#define WM8904_WSEQ_WRITE_INDEX_SHIFT 0 /* WSEQ_WRITE_INDEX - [4:0] */
+#define WM8904_WSEQ_WRITE_INDEX_WIDTH 5 /* WSEQ_WRITE_INDEX - [4:0] */
+
+/*
+ * R109 (0x6D) - Write Sequencer 1
+ */
+#define WM8904_WSEQ_DATA_WIDTH_MASK 0x7000 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8904_WSEQ_DATA_WIDTH_SHIFT 12 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8904_WSEQ_DATA_WIDTH_WIDTH 3 /* WSEQ_DATA_WIDTH - [14:12] */
+#define WM8904_WSEQ_DATA_START_MASK 0x0F00 /* WSEQ_DATA_START - [11:8] */
+#define WM8904_WSEQ_DATA_START_SHIFT 8 /* WSEQ_DATA_START - [11:8] */
+#define WM8904_WSEQ_DATA_START_WIDTH 4 /* WSEQ_DATA_START - [11:8] */
+#define WM8904_WSEQ_ADDR_MASK 0x00FF /* WSEQ_ADDR - [7:0] */
+#define WM8904_WSEQ_ADDR_SHIFT 0 /* WSEQ_ADDR - [7:0] */
+#define WM8904_WSEQ_ADDR_WIDTH 8 /* WSEQ_ADDR - [7:0] */
+
+/*
+ * R110 (0x6E) - Write Sequencer 2
+ */
+#define WM8904_WSEQ_EOS 0x4000 /* WSEQ_EOS */
+#define WM8904_WSEQ_EOS_MASK 0x4000 /* WSEQ_EOS */
+#define WM8904_WSEQ_EOS_SHIFT 14 /* WSEQ_EOS */
+#define WM8904_WSEQ_EOS_WIDTH 1 /* WSEQ_EOS */
+#define WM8904_WSEQ_DELAY_MASK 0x0F00 /* WSEQ_DELAY - [11:8] */
+#define WM8904_WSEQ_DELAY_SHIFT 8 /* WSEQ_DELAY - [11:8] */
+#define WM8904_WSEQ_DELAY_WIDTH 4 /* WSEQ_DELAY - [11:8] */
+#define WM8904_WSEQ_DATA_MASK 0x00FF /* WSEQ_DATA - [7:0] */
+#define WM8904_WSEQ_DATA_SHIFT 0 /* WSEQ_DATA - [7:0] */
+#define WM8904_WSEQ_DATA_WIDTH 8 /* WSEQ_DATA - [7:0] */
+
+/*
+ * R111 (0x6F) - Write Sequencer 3
+ */
+#define WM8904_WSEQ_ABORT 0x0200 /* WSEQ_ABORT */
+#define WM8904_WSEQ_ABORT_MASK 0x0200 /* WSEQ_ABORT */
+#define WM8904_WSEQ_ABORT_SHIFT 9 /* WSEQ_ABORT */
+#define WM8904_WSEQ_ABORT_WIDTH 1 /* WSEQ_ABORT */
+#define WM8904_WSEQ_START 0x0100 /* WSEQ_START */
+#define WM8904_WSEQ_START_MASK 0x0100 /* WSEQ_START */
+#define WM8904_WSEQ_START_SHIFT 8 /* WSEQ_START */
+#define WM8904_WSEQ_START_WIDTH 1 /* WSEQ_START */
+#define WM8904_WSEQ_START_INDEX_MASK 0x003F /* WSEQ_START_INDEX - [5:0] */
+#define WM8904_WSEQ_START_INDEX_SHIFT 0 /* WSEQ_START_INDEX - [5:0] */
+#define WM8904_WSEQ_START_INDEX_WIDTH 6 /* WSEQ_START_INDEX - [5:0] */
+
+/*
+ * R112 (0x70) - Write Sequencer 4
+ */
+#define WM8904_WSEQ_CURRENT_INDEX_MASK 0x03F0 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8904_WSEQ_CURRENT_INDEX_SHIFT 4 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8904_WSEQ_CURRENT_INDEX_WIDTH 6 /* WSEQ_CURRENT_INDEX - [9:4] */
+#define WM8904_WSEQ_BUSY 0x0001 /* WSEQ_BUSY */
+#define WM8904_WSEQ_BUSY_MASK 0x0001 /* WSEQ_BUSY */
+#define WM8904_WSEQ_BUSY_SHIFT 0 /* WSEQ_BUSY */
+#define WM8904_WSEQ_BUSY_WIDTH 1 /* WSEQ_BUSY */
+
+/*
+ * R116 (0x74) - FLL Control 1
+ */
+#define WM8904_FLL_FRACN_ENA 0x0004 /* FLL_FRACN_ENA */
+#define WM8904_FLL_FRACN_ENA_MASK 0x0004 /* FLL_FRACN_ENA */
+#define WM8904_FLL_FRACN_ENA_SHIFT 2 /* FLL_FRACN_ENA */
+#define WM8904_FLL_FRACN_ENA_WIDTH 1 /* FLL_FRACN_ENA */
+#define WM8904_FLL_OSC_ENA 0x0002 /* FLL_OSC_ENA */
+#define WM8904_FLL_OSC_ENA_MASK 0x0002 /* FLL_OSC_ENA */
+#define WM8904_FLL_OSC_ENA_SHIFT 1 /* FLL_OSC_ENA */
+#define WM8904_FLL_OSC_ENA_WIDTH 1 /* FLL_OSC_ENA */
+#define WM8904_FLL_ENA 0x0001 /* FLL_ENA */
+#define WM8904_FLL_ENA_MASK 0x0001 /* FLL_ENA */
+#define WM8904_FLL_ENA_SHIFT 0 /* FLL_ENA */
+#define WM8904_FLL_ENA_WIDTH 1 /* FLL_ENA */
+
+/*
+ * R117 (0x75) - FLL Control 2
+ */
+#define WM8904_FLL_OUTDIV_MASK 0x3F00 /* FLL_OUTDIV - [13:8] */
+#define WM8904_FLL_OUTDIV_SHIFT 8 /* FLL_OUTDIV - [13:8] */
+#define WM8904_FLL_OUTDIV_WIDTH 6 /* FLL_OUTDIV - [13:8] */
+#define WM8904_FLL_CTRL_RATE_MASK 0x0070 /* FLL_CTRL_RATE - [6:4] */
+#define WM8904_FLL_CTRL_RATE_SHIFT 4 /* FLL_CTRL_RATE - [6:4] */
+#define WM8904_FLL_CTRL_RATE_WIDTH 3 /* FLL_CTRL_RATE - [6:4] */
+#define WM8904_FLL_FRATIO_MASK 0x0007 /* FLL_FRATIO - [2:0] */
+#define WM8904_FLL_FRATIO_SHIFT 0 /* FLL_FRATIO - [2:0] */
+#define WM8904_FLL_FRATIO_WIDTH 3 /* FLL_FRATIO - [2:0] */
+
+/*
+ * R118 (0x76) - FLL Control 3
+ */
+#define WM8904_FLL_K_MASK 0xFFFF /* FLL_K - [15:0] */
+#define WM8904_FLL_K_SHIFT 0 /* FLL_K - [15:0] */
+#define WM8904_FLL_K_WIDTH 16 /* FLL_K - [15:0] */
+
+/*
+ * R119 (0x77) - FLL Control 4
+ */
+#define WM8904_FLL_N_MASK 0x7FE0 /* FLL_N - [14:5] */
+#define WM8904_FLL_N_SHIFT 5 /* FLL_N - [14:5] */
+#define WM8904_FLL_N_WIDTH 10 /* FLL_N - [14:5] */
+#define WM8904_FLL_GAIN_MASK 0x000F /* FLL_GAIN - [3:0] */
+#define WM8904_FLL_GAIN_SHIFT 0 /* FLL_GAIN - [3:0] */
+#define WM8904_FLL_GAIN_WIDTH 4 /* FLL_GAIN - [3:0] */
+
+/*
+ * R120 (0x78) - FLL Control 5
+ */
+#define WM8904_FLL_CLK_REF_DIV_MASK 0x0018 /* FLL_CLK_REF_DIV - [4:3] */
+#define WM8904_FLL_CLK_REF_DIV_SHIFT 3 /* FLL_CLK_REF_DIV - [4:3] */
+#define WM8904_FLL_CLK_REF_DIV_WIDTH 2 /* FLL_CLK_REF_DIV - [4:3] */
+#define WM8904_FLL_CLK_REF_SRC_MASK 0x0003 /* FLL_CLK_REF_SRC - [1:0] */
+#define WM8904_FLL_CLK_REF_SRC_SHIFT 0 /* FLL_CLK_REF_SRC - [1:0] */
+#define WM8904_FLL_CLK_REF_SRC_WIDTH 2 /* FLL_CLK_REF_SRC - [1:0] */
+
+/*
+ * R121 (0x79) - GPIO Control 1
+ */
+#define WM8904_GPIO1_PU 0x0020 /* GPIO1_PU */
+#define WM8904_GPIO1_PU_MASK 0x0020 /* GPIO1_PU */
+#define WM8904_GPIO1_PU_SHIFT 5 /* GPIO1_PU */
+#define WM8904_GPIO1_PU_WIDTH 1 /* GPIO1_PU */
+#define WM8904_GPIO1_PD 0x0010 /* GPIO1_PD */
+#define WM8904_GPIO1_PD_MASK 0x0010 /* GPIO1_PD */
+#define WM8904_GPIO1_PD_SHIFT 4 /* GPIO1_PD */
+#define WM8904_GPIO1_PD_WIDTH 1 /* GPIO1_PD */
+#define WM8904_GPIO1_SEL_MASK 0x000F /* GPIO1_SEL - [3:0] */
+#define WM8904_GPIO1_SEL_SHIFT 0 /* GPIO1_SEL - [3:0] */
+#define WM8904_GPIO1_SEL_WIDTH 4 /* GPIO1_SEL - [3:0] */
+
+/*
+ * R122 (0x7A) - GPIO Control 2
+ */
+#define WM8904_GPIO2_PU 0x0020 /* GPIO2_PU */
+#define WM8904_GPIO2_PU_MASK 0x0020 /* GPIO2_PU */
+#define WM8904_GPIO2_PU_SHIFT 5 /* GPIO2_PU */
+#define WM8904_GPIO2_PU_WIDTH 1 /* GPIO2_PU */
+#define WM8904_GPIO2_PD 0x0010 /* GPIO2_PD */
+#define WM8904_GPIO2_PD_MASK 0x0010 /* GPIO2_PD */
+#define WM8904_GPIO2_PD_SHIFT 4 /* GPIO2_PD */
+#define WM8904_GPIO2_PD_WIDTH 1 /* GPIO2_PD */
+#define WM8904_GPIO2_SEL_MASK 0x000F /* GPIO2_SEL - [3:0] */
+#define WM8904_GPIO2_SEL_SHIFT 0 /* GPIO2_SEL - [3:0] */
+#define WM8904_GPIO2_SEL_WIDTH 4 /* GPIO2_SEL - [3:0] */
+
+/*
+ * R123 (0x7B) - GPIO Control 3
+ */
+#define WM8904_GPIO3_PU 0x0020 /* GPIO3_PU */
+#define WM8904_GPIO3_PU_MASK 0x0020 /* GPIO3_PU */
+#define WM8904_GPIO3_PU_SHIFT 5 /* GPIO3_PU */
+#define WM8904_GPIO3_PU_WIDTH 1 /* GPIO3_PU */
+#define WM8904_GPIO3_PD 0x0010 /* GPIO3_PD */
+#define WM8904_GPIO3_PD_MASK 0x0010 /* GPIO3_PD */
+#define WM8904_GPIO3_PD_SHIFT 4 /* GPIO3_PD */
+#define WM8904_GPIO3_PD_WIDTH 1 /* GPIO3_PD */
+#define WM8904_GPIO3_SEL_MASK 0x000F /* GPIO3_SEL - [3:0] */
+#define WM8904_GPIO3_SEL_SHIFT 0 /* GPIO3_SEL - [3:0] */
+#define WM8904_GPIO3_SEL_WIDTH 4 /* GPIO3_SEL - [3:0] */
+
+/*
+ * R124 (0x7C) - GPIO Control 4
+ */
+#define WM8904_GPI7_ENA 0x0200 /* GPI7_ENA */
+#define WM8904_GPI7_ENA_MASK 0x0200 /* GPI7_ENA */
+#define WM8904_GPI7_ENA_SHIFT 9 /* GPI7_ENA */
+#define WM8904_GPI7_ENA_WIDTH 1 /* GPI7_ENA */
+#define WM8904_GPI8_ENA 0x0100 /* GPI8_ENA */
+#define WM8904_GPI8_ENA_MASK 0x0100 /* GPI8_ENA */
+#define WM8904_GPI8_ENA_SHIFT 8 /* GPI8_ENA */
+#define WM8904_GPI8_ENA_WIDTH 1 /* GPI8_ENA */
+#define WM8904_GPIO_BCLK_MODE_ENA 0x0080 /* GPIO_BCLK_MODE_ENA */
+#define WM8904_GPIO_BCLK_MODE_ENA_MASK 0x0080 /* GPIO_BCLK_MODE_ENA */
+#define WM8904_GPIO_BCLK_MODE_ENA_SHIFT 7 /* GPIO_BCLK_MODE_ENA */
+#define WM8904_GPIO_BCLK_MODE_ENA_WIDTH 1 /* GPIO_BCLK_MODE_ENA */
+#define WM8904_GPIO_BCLK_SEL_MASK 0x000F /* GPIO_BCLK_SEL - [3:0] */
+#define WM8904_GPIO_BCLK_SEL_SHIFT 0 /* GPIO_BCLK_SEL - [3:0] */
+#define WM8904_GPIO_BCLK_SEL_WIDTH 4 /* GPIO_BCLK_SEL - [3:0] */
+
+/*
+ * R126 (0x7E) - Digital Pulls
+ */
+#define WM8904_MCLK_PU 0x0080 /* MCLK_PU */
+#define WM8904_MCLK_PU_MASK 0x0080 /* MCLK_PU */
+#define WM8904_MCLK_PU_SHIFT 7 /* MCLK_PU */
+#define WM8904_MCLK_PU_WIDTH 1 /* MCLK_PU */
+#define WM8904_MCLK_PD 0x0040 /* MCLK_PD */
+#define WM8904_MCLK_PD_MASK 0x0040 /* MCLK_PD */
+#define WM8904_MCLK_PD_SHIFT 6 /* MCLK_PD */
+#define WM8904_MCLK_PD_WIDTH 1 /* MCLK_PD */
+#define WM8904_DACDAT_PU 0x0020 /* DACDAT_PU */
+#define WM8904_DACDAT_PU_MASK 0x0020 /* DACDAT_PU */
+#define WM8904_DACDAT_PU_SHIFT 5 /* DACDAT_PU */
+#define WM8904_DACDAT_PU_WIDTH 1 /* DACDAT_PU */
+#define WM8904_DACDAT_PD 0x0010 /* DACDAT_PD */
+#define WM8904_DACDAT_PD_MASK 0x0010 /* DACDAT_PD */
+#define WM8904_DACDAT_PD_SHIFT 4 /* DACDAT_PD */
+#define WM8904_DACDAT_PD_WIDTH 1 /* DACDAT_PD */
+#define WM8904_LRCLK_PU 0x0008 /* LRCLK_PU */
+#define WM8904_LRCLK_PU_MASK 0x0008 /* LRCLK_PU */
+#define WM8904_LRCLK_PU_SHIFT 3 /* LRCLK_PU */
+#define WM8904_LRCLK_PU_WIDTH 1 /* LRCLK_PU */
+#define WM8904_LRCLK_PD 0x0004 /* LRCLK_PD */
+#define WM8904_LRCLK_PD_MASK 0x0004 /* LRCLK_PD */
+#define WM8904_LRCLK_PD_SHIFT 2 /* LRCLK_PD */
+#define WM8904_LRCLK_PD_WIDTH 1 /* LRCLK_PD */
+#define WM8904_BCLK_PU 0x0002 /* BCLK_PU */
+#define WM8904_BCLK_PU_MASK 0x0002 /* BCLK_PU */
+#define WM8904_BCLK_PU_SHIFT 1 /* BCLK_PU */
+#define WM8904_BCLK_PU_WIDTH 1 /* BCLK_PU */
+#define WM8904_BCLK_PD 0x0001 /* BCLK_PD */
+#define WM8904_BCLK_PD_MASK 0x0001 /* BCLK_PD */
+#define WM8904_BCLK_PD_SHIFT 0 /* BCLK_PD */
+#define WM8904_BCLK_PD_WIDTH 1 /* BCLK_PD */
+
+/*
+ * R127 (0x7F) - Interrupt Status
+ */
+#define WM8904_IRQ 0x0400 /* IRQ */
+#define WM8904_IRQ_MASK 0x0400 /* IRQ */
+#define WM8904_IRQ_SHIFT 10 /* IRQ */
+#define WM8904_IRQ_WIDTH 1 /* IRQ */
+#define WM8904_GPIO_BCLK_EINT 0x0200 /* GPIO_BCLK_EINT */
+#define WM8904_GPIO_BCLK_EINT_MASK 0x0200 /* GPIO_BCLK_EINT */
+#define WM8904_GPIO_BCLK_EINT_SHIFT 9 /* GPIO_BCLK_EINT */
+#define WM8904_GPIO_BCLK_EINT_WIDTH 1 /* GPIO_BCLK_EINT */
+#define WM8904_WSEQ_EINT 0x0100 /* WSEQ_EINT */
+#define WM8904_WSEQ_EINT_MASK 0x0100 /* WSEQ_EINT */
+#define WM8904_WSEQ_EINT_SHIFT 8 /* WSEQ_EINT */
+#define WM8904_WSEQ_EINT_WIDTH 1 /* WSEQ_EINT */
+#define WM8904_GPIO3_EINT 0x0080 /* GPIO3_EINT */
+#define WM8904_GPIO3_EINT_MASK 0x0080 /* GPIO3_EINT */
+#define WM8904_GPIO3_EINT_SHIFT 7 /* GPIO3_EINT */
+#define WM8904_GPIO3_EINT_WIDTH 1 /* GPIO3_EINT */
+#define WM8904_GPIO2_EINT 0x0040 /* GPIO2_EINT */
+#define WM8904_GPIO2_EINT_MASK 0x0040 /* GPIO2_EINT */
+#define WM8904_GPIO2_EINT_SHIFT 6 /* GPIO2_EINT */
+#define WM8904_GPIO2_EINT_WIDTH 1 /* GPIO2_EINT */
+#define WM8904_GPIO1_EINT 0x0020 /* GPIO1_EINT */
+#define WM8904_GPIO1_EINT_MASK 0x0020 /* GPIO1_EINT */
+#define WM8904_GPIO1_EINT_SHIFT 5 /* GPIO1_EINT */
+#define WM8904_GPIO1_EINT_WIDTH 1 /* GPIO1_EINT */
+#define WM8904_GPI8_EINT 0x0010 /* GPI8_EINT */
+#define WM8904_GPI8_EINT_MASK 0x0010 /* GPI8_EINT */
+#define WM8904_GPI8_EINT_SHIFT 4 /* GPI8_EINT */
+#define WM8904_GPI8_EINT_WIDTH 1 /* GPI8_EINT */
+#define WM8904_GPI7_EINT 0x0008 /* GPI7_EINT */
+#define WM8904_GPI7_EINT_MASK 0x0008 /* GPI7_EINT */
+#define WM8904_GPI7_EINT_SHIFT 3 /* GPI7_EINT */
+#define WM8904_GPI7_EINT_WIDTH 1 /* GPI7_EINT */
+#define WM8904_FLL_LOCK_EINT 0x0004 /* FLL_LOCK_EINT */
+#define WM8904_FLL_LOCK_EINT_MASK 0x0004 /* FLL_LOCK_EINT */
+#define WM8904_FLL_LOCK_EINT_SHIFT 2 /* FLL_LOCK_EINT */
+#define WM8904_FLL_LOCK_EINT_WIDTH 1 /* FLL_LOCK_EINT */
+#define WM8904_MIC_SHRT_EINT 0x0002 /* MIC_SHRT_EINT */
+#define WM8904_MIC_SHRT_EINT_MASK 0x0002 /* MIC_SHRT_EINT */
+#define WM8904_MIC_SHRT_EINT_SHIFT 1 /* MIC_SHRT_EINT */
+#define WM8904_MIC_SHRT_EINT_WIDTH 1 /* MIC_SHRT_EINT */
+#define WM8904_MIC_DET_EINT 0x0001 /* MIC_DET_EINT */
+#define WM8904_MIC_DET_EINT_MASK 0x0001 /* MIC_DET_EINT */
+#define WM8904_MIC_DET_EINT_SHIFT 0 /* MIC_DET_EINT */
+#define WM8904_MIC_DET_EINT_WIDTH 1 /* MIC_DET_EINT */
+
+/*
+ * R128 (0x80) - Interrupt Status Mask
+ */
+#define WM8904_IM_GPIO_BCLK_EINT 0x0200 /* IM_GPIO_BCLK_EINT */
+#define WM8904_IM_GPIO_BCLK_EINT_MASK 0x0200 /* IM_GPIO_BCLK_EINT */
+#define WM8904_IM_GPIO_BCLK_EINT_SHIFT 9 /* IM_GPIO_BCLK_EINT */
+#define WM8904_IM_GPIO_BCLK_EINT_WIDTH 1 /* IM_GPIO_BCLK_EINT */
+#define WM8904_IM_WSEQ_EINT 0x0100 /* IM_WSEQ_EINT */
+#define WM8904_IM_WSEQ_EINT_MASK 0x0100 /* IM_WSEQ_EINT */
+#define WM8904_IM_WSEQ_EINT_SHIFT 8 /* IM_WSEQ_EINT */
+#define WM8904_IM_WSEQ_EINT_WIDTH 1 /* IM_WSEQ_EINT */
+#define WM8904_IM_GPIO3_EINT 0x0080 /* IM_GPIO3_EINT */
+#define WM8904_IM_GPIO3_EINT_MASK 0x0080 /* IM_GPIO3_EINT */
+#define WM8904_IM_GPIO3_EINT_SHIFT 7 /* IM_GPIO3_EINT */
+#define WM8904_IM_GPIO3_EINT_WIDTH 1 /* IM_GPIO3_EINT */
+#define WM8904_IM_GPIO2_EINT 0x0040 /* IM_GPIO2_EINT */
+#define WM8904_IM_GPIO2_EINT_MASK 0x0040 /* IM_GPIO2_EINT */
+#define WM8904_IM_GPIO2_EINT_SHIFT 6 /* IM_GPIO2_EINT */
+#define WM8904_IM_GPIO2_EINT_WIDTH 1 /* IM_GPIO2_EINT */
+#define WM8904_IM_GPIO1_EINT 0x0020 /* IM_GPIO1_EINT */
+#define WM8904_IM_GPIO1_EINT_MASK 0x0020 /* IM_GPIO1_EINT */
+#define WM8904_IM_GPIO1_EINT_SHIFT 5 /* IM_GPIO1_EINT */
+#define WM8904_IM_GPIO1_EINT_WIDTH 1 /* IM_GPIO1_EINT */
+#define WM8904_IM_GPI8_EINT 0x0010 /* IM_GPI8_EINT */
+#define WM8904_IM_GPI8_EINT_MASK 0x0010 /* IM_GPI8_EINT */
+#define WM8904_IM_GPI8_EINT_SHIFT 4 /* IM_GPI8_EINT */
+#define WM8904_IM_GPI8_EINT_WIDTH 1 /* IM_GPI8_EINT */
+#define WM8904_IM_GPI7_EINT 0x0008 /* IM_GPI7_EINT */
+#define WM8904_IM_GPI7_EINT_MASK 0x0008 /* IM_GPI7_EINT */
+#define WM8904_IM_GPI7_EINT_SHIFT 3 /* IM_GPI7_EINT */
+#define WM8904_IM_GPI7_EINT_WIDTH 1 /* IM_GPI7_EINT */
+#define WM8904_IM_FLL_LOCK_EINT 0x0004 /* IM_FLL_LOCK_EINT */
+#define WM8904_IM_FLL_LOCK_EINT_MASK 0x0004 /* IM_FLL_LOCK_EINT */
+#define WM8904_IM_FLL_LOCK_EINT_SHIFT 2 /* IM_FLL_LOCK_EINT */
+#define WM8904_IM_FLL_LOCK_EINT_WIDTH 1 /* IM_FLL_LOCK_EINT */
+#define WM8904_IM_MIC_SHRT_EINT 0x0002 /* IM_MIC_SHRT_EINT */
+#define WM8904_IM_MIC_SHRT_EINT_MASK 0x0002 /* IM_MIC_SHRT_EINT */
+#define WM8904_IM_MIC_SHRT_EINT_SHIFT 1 /* IM_MIC_SHRT_EINT */
+#define WM8904_IM_MIC_SHRT_EINT_WIDTH 1 /* IM_MIC_SHRT_EINT */
+#define WM8904_IM_MIC_DET_EINT 0x0001 /* IM_MIC_DET_EINT */
+#define WM8904_IM_MIC_DET_EINT_MASK 0x0001 /* IM_MIC_DET_EINT */
+#define WM8904_IM_MIC_DET_EINT_SHIFT 0 /* IM_MIC_DET_EINT */
+#define WM8904_IM_MIC_DET_EINT_WIDTH 1 /* IM_MIC_DET_EINT */
+
+/*
+ * R129 (0x81) - Interrupt Polarity
+ */
+#define WM8904_GPIO_BCLK_EINT_POL 0x0200 /* GPIO_BCLK_EINT_POL */
+#define WM8904_GPIO_BCLK_EINT_POL_MASK 0x0200 /* GPIO_BCLK_EINT_POL */
+#define WM8904_GPIO_BCLK_EINT_POL_SHIFT 9 /* GPIO_BCLK_EINT_POL */
+#define WM8904_GPIO_BCLK_EINT_POL_WIDTH 1 /* GPIO_BCLK_EINT_POL */
+#define WM8904_WSEQ_EINT_POL 0x0100 /* WSEQ_EINT_POL */
+#define WM8904_WSEQ_EINT_POL_MASK 0x0100 /* WSEQ_EINT_POL */
+#define WM8904_WSEQ_EINT_POL_SHIFT 8 /* WSEQ_EINT_POL */
+#define WM8904_WSEQ_EINT_POL_WIDTH 1 /* WSEQ_EINT_POL */
+#define WM8904_GPIO3_EINT_POL 0x0080 /* GPIO3_EINT_POL */
+#define WM8904_GPIO3_EINT_POL_MASK 0x0080 /* GPIO3_EINT_POL */
+#define WM8904_GPIO3_EINT_POL_SHIFT 7 /* GPIO3_EINT_POL */
+#define WM8904_GPIO3_EINT_POL_WIDTH 1 /* GPIO3_EINT_POL */
+#define WM8904_GPIO2_EINT_POL 0x0040 /* GPIO2_EINT_POL */
+#define WM8904_GPIO2_EINT_POL_MASK 0x0040 /* GPIO2_EINT_POL */
+#define WM8904_GPIO2_EINT_POL_SHIFT 6 /* GPIO2_EINT_POL */
+#define WM8904_GPIO2_EINT_POL_WIDTH 1 /* GPIO2_EINT_POL */
+#define WM8904_GPIO1_EINT_POL 0x0020 /* GPIO1_EINT_POL */
+#define WM8904_GPIO1_EINT_POL_MASK 0x0020 /* GPIO1_EINT_POL */
+#define WM8904_GPIO1_EINT_POL_SHIFT 5 /* GPIO1_EINT_POL */
+#define WM8904_GPIO1_EINT_POL_WIDTH 1 /* GPIO1_EINT_POL */
+#define WM8904_GPI8_EINT_POL 0x0010 /* GPI8_EINT_POL */
+#define WM8904_GPI8_EINT_POL_MASK 0x0010 /* GPI8_EINT_POL */
+#define WM8904_GPI8_EINT_POL_SHIFT 4 /* GPI8_EINT_POL */
+#define WM8904_GPI8_EINT_POL_WIDTH 1 /* GPI8_EINT_POL */
+#define WM8904_GPI7_EINT_POL 0x0008 /* GPI7_EINT_POL */
+#define WM8904_GPI7_EINT_POL_MASK 0x0008 /* GPI7_EINT_POL */
+#define WM8904_GPI7_EINT_POL_SHIFT 3 /* GPI7_EINT_POL */
+#define WM8904_GPI7_EINT_POL_WIDTH 1 /* GPI7_EINT_POL */
+#define WM8904_FLL_LOCK_EINT_POL 0x0004 /* FLL_LOCK_EINT_POL */
+#define WM8904_FLL_LOCK_EINT_POL_MASK 0x0004 /* FLL_LOCK_EINT_POL */
+#define WM8904_FLL_LOCK_EINT_POL_SHIFT 2 /* FLL_LOCK_EINT_POL */
+#define WM8904_FLL_LOCK_EINT_POL_WIDTH 1 /* FLL_LOCK_EINT_POL */
+#define WM8904_MIC_SHRT_EINT_POL 0x0002 /* MIC_SHRT_EINT_POL */
+#define WM8904_MIC_SHRT_EINT_POL_MASK 0x0002 /* MIC_SHRT_EINT_POL */
+#define WM8904_MIC_SHRT_EINT_POL_SHIFT 1 /* MIC_SHRT_EINT_POL */
+#define WM8904_MIC_SHRT_EINT_POL_WIDTH 1 /* MIC_SHRT_EINT_POL */
+#define WM8904_MIC_DET_EINT_POL 0x0001 /* MIC_DET_EINT_POL */
+#define WM8904_MIC_DET_EINT_POL_MASK 0x0001 /* MIC_DET_EINT_POL */
+#define WM8904_MIC_DET_EINT_POL_SHIFT 0 /* MIC_DET_EINT_POL */
+#define WM8904_MIC_DET_EINT_POL_WIDTH 1 /* MIC_DET_EINT_POL */
+
+/*
+ * R130 (0x82) - Interrupt Debounce
+ */
+#define WM8904_GPIO_BCLK_EINT_DB 0x0200 /* GPIO_BCLK_EINT_DB */
+#define WM8904_GPIO_BCLK_EINT_DB_MASK 0x0200 /* GPIO_BCLK_EINT_DB */
+#define WM8904_GPIO_BCLK_EINT_DB_SHIFT 9 /* GPIO_BCLK_EINT_DB */
+#define WM8904_GPIO_BCLK_EINT_DB_WIDTH 1 /* GPIO_BCLK_EINT_DB */
+#define WM8904_WSEQ_EINT_DB 0x0100 /* WSEQ_EINT_DB */
+#define WM8904_WSEQ_EINT_DB_MASK 0x0100 /* WSEQ_EINT_DB */
+#define WM8904_WSEQ_EINT_DB_SHIFT 8 /* WSEQ_EINT_DB */
+#define WM8904_WSEQ_EINT_DB_WIDTH 1 /* WSEQ_EINT_DB */
+#define WM8904_GPIO3_EINT_DB 0x0080 /* GPIO3_EINT_DB */
+#define WM8904_GPIO3_EINT_DB_MASK 0x0080 /* GPIO3_EINT_DB */
+#define WM8904_GPIO3_EINT_DB_SHIFT 7 /* GPIO3_EINT_DB */
+#define WM8904_GPIO3_EINT_DB_WIDTH 1 /* GPIO3_EINT_DB */
+#define WM8904_GPIO2_EINT_DB 0x0040 /* GPIO2_EINT_DB */
+#define WM8904_GPIO2_EINT_DB_MASK 0x0040 /* GPIO2_EINT_DB */
+#define WM8904_GPIO2_EINT_DB_SHIFT 6 /* GPIO2_EINT_DB */
+#define WM8904_GPIO2_EINT_DB_WIDTH 1 /* GPIO2_EINT_DB */
+#define WM8904_GPIO1_EINT_DB 0x0020 /* GPIO1_EINT_DB */
+#define WM8904_GPIO1_EINT_DB_MASK 0x0020 /* GPIO1_EINT_DB */
+#define WM8904_GPIO1_EINT_DB_SHIFT 5 /* GPIO1_EINT_DB */
+#define WM8904_GPIO1_EINT_DB_WIDTH 1 /* GPIO1_EINT_DB */
+#define WM8904_GPI8_EINT_DB 0x0010 /* GPI8_EINT_DB */
+#define WM8904_GPI8_EINT_DB_MASK 0x0010 /* GPI8_EINT_DB */
+#define WM8904_GPI8_EINT_DB_SHIFT 4 /* GPI8_EINT_DB */
+#define WM8904_GPI8_EINT_DB_WIDTH 1 /* GPI8_EINT_DB */
+#define WM8904_GPI7_EINT_DB 0x0008 /* GPI7_EINT_DB */
+#define WM8904_GPI7_EINT_DB_MASK 0x0008 /* GPI7_EINT_DB */
+#define WM8904_GPI7_EINT_DB_SHIFT 3 /* GPI7_EINT_DB */
+#define WM8904_GPI7_EINT_DB_WIDTH 1 /* GPI7_EINT_DB */
+#define WM8904_FLL_LOCK_EINT_DB 0x0004 /* FLL_LOCK_EINT_DB */
+#define WM8904_FLL_LOCK_EINT_DB_MASK 0x0004 /* FLL_LOCK_EINT_DB */
+#define WM8904_FLL_LOCK_EINT_DB_SHIFT 2 /* FLL_LOCK_EINT_DB */
+#define WM8904_FLL_LOCK_EINT_DB_WIDTH 1 /* FLL_LOCK_EINT_DB */
+#define WM8904_MIC_SHRT_EINT_DB 0x0002 /* MIC_SHRT_EINT_DB */
+#define WM8904_MIC_SHRT_EINT_DB_MASK 0x0002 /* MIC_SHRT_EINT_DB */
+#define WM8904_MIC_SHRT_EINT_DB_SHIFT 1 /* MIC_SHRT_EINT_DB */
+#define WM8904_MIC_SHRT_EINT_DB_WIDTH 1 /* MIC_SHRT_EINT_DB */
+#define WM8904_MIC_DET_EINT_DB 0x0001 /* MIC_DET_EINT_DB */
+#define WM8904_MIC_DET_EINT_DB_MASK 0x0001 /* MIC_DET_EINT_DB */
+#define WM8904_MIC_DET_EINT_DB_SHIFT 0 /* MIC_DET_EINT_DB */
+#define WM8904_MIC_DET_EINT_DB_WIDTH 1 /* MIC_DET_EINT_DB */
+
+/*
+ * R134 (0x86) - EQ1
+ */
+#define WM8904_EQ_ENA 0x0001 /* EQ_ENA */
+#define WM8904_EQ_ENA_MASK 0x0001 /* EQ_ENA */
+#define WM8904_EQ_ENA_SHIFT 0 /* EQ_ENA */
+#define WM8904_EQ_ENA_WIDTH 1 /* EQ_ENA */
+
+/*
+ * R135 (0x87) - EQ2
+ */
+#define WM8904_EQ_B1_GAIN_MASK 0x001F /* EQ_B1_GAIN - [4:0] */
+#define WM8904_EQ_B1_GAIN_SHIFT 0 /* EQ_B1_GAIN - [4:0] */
+#define WM8904_EQ_B1_GAIN_WIDTH 5 /* EQ_B1_GAIN - [4:0] */
+
+/*
+ * R136 (0x88) - EQ3
+ */
+#define WM8904_EQ_B2_GAIN_MASK 0x001F /* EQ_B2_GAIN - [4:0] */
+#define WM8904_EQ_B2_GAIN_SHIFT 0 /* EQ_B2_GAIN - [4:0] */
+#define WM8904_EQ_B2_GAIN_WIDTH 5 /* EQ_B2_GAIN - [4:0] */
+
+/*
+ * R137 (0x89) - EQ4
+ */
+#define WM8904_EQ_B3_GAIN_MASK 0x001F /* EQ_B3_GAIN - [4:0] */
+#define WM8904_EQ_B3_GAIN_SHIFT 0 /* EQ_B3_GAIN - [4:0] */
+#define WM8904_EQ_B3_GAIN_WIDTH 5 /* EQ_B3_GAIN - [4:0] */
+
+/*
+ * R138 (0x8A) - EQ5
+ */
+#define WM8904_EQ_B4_GAIN_MASK 0x001F /* EQ_B4_GAIN - [4:0] */
+#define WM8904_EQ_B4_GAIN_SHIFT 0 /* EQ_B4_GAIN - [4:0] */
+#define WM8904_EQ_B4_GAIN_WIDTH 5 /* EQ_B4_GAIN - [4:0] */
+
+/*
+ * R139 (0x8B) - EQ6
+ */
+#define WM8904_EQ_B5_GAIN_MASK 0x001F /* EQ_B5_GAIN - [4:0] */
+#define WM8904_EQ_B5_GAIN_SHIFT 0 /* EQ_B5_GAIN - [4:0] */
+#define WM8904_EQ_B5_GAIN_WIDTH 5 /* EQ_B5_GAIN - [4:0] */
+
+/*
+ * R140 (0x8C) - EQ7
+ */
+#define WM8904_EQ_B1_A_MASK 0xFFFF /* EQ_B1_A - [15:0] */
+#define WM8904_EQ_B1_A_SHIFT 0 /* EQ_B1_A - [15:0] */
+#define WM8904_EQ_B1_A_WIDTH 16 /* EQ_B1_A - [15:0] */
+
+/*
+ * R141 (0x8D) - EQ8
+ */
+#define WM8904_EQ_B1_B_MASK 0xFFFF /* EQ_B1_B - [15:0] */
+#define WM8904_EQ_B1_B_SHIFT 0 /* EQ_B1_B - [15:0] */
+#define WM8904_EQ_B1_B_WIDTH 16 /* EQ_B1_B - [15:0] */
+
+/*
+ * R142 (0x8E) - EQ9
+ */
+#define WM8904_EQ_B1_PG_MASK 0xFFFF /* EQ_B1_PG - [15:0] */
+#define WM8904_EQ_B1_PG_SHIFT 0 /* EQ_B1_PG - [15:0] */
+#define WM8904_EQ_B1_PG_WIDTH 16 /* EQ_B1_PG - [15:0] */
+
+/*
+ * R143 (0x8F) - EQ10
+ */
+#define WM8904_EQ_B2_A_MASK 0xFFFF /* EQ_B2_A - [15:0] */
+#define WM8904_EQ_B2_A_SHIFT 0 /* EQ_B2_A - [15:0] */
+#define WM8904_EQ_B2_A_WIDTH 16 /* EQ_B2_A - [15:0] */
+
+/*
+ * R144 (0x90) - EQ11
+ */
+#define WM8904_EQ_B2_B_MASK 0xFFFF /* EQ_B2_B - [15:0] */
+#define WM8904_EQ_B2_B_SHIFT 0 /* EQ_B2_B - [15:0] */
+#define WM8904_EQ_B2_B_WIDTH 16 /* EQ_B2_B - [15:0] */
+
+/*
+ * R145 (0x91) - EQ12
+ */
+#define WM8904_EQ_B2_C_MASK 0xFFFF /* EQ_B2_C - [15:0] */
+#define WM8904_EQ_B2_C_SHIFT 0 /* EQ_B2_C - [15:0] */
+#define WM8904_EQ_B2_C_WIDTH 16 /* EQ_B2_C - [15:0] */
+
+/*
+ * R146 (0x92) - EQ13
+ */
+#define WM8904_EQ_B2_PG_MASK 0xFFFF /* EQ_B2_PG - [15:0] */
+#define WM8904_EQ_B2_PG_SHIFT 0 /* EQ_B2_PG - [15:0] */
+#define WM8904_EQ_B2_PG_WIDTH 16 /* EQ_B2_PG - [15:0] */
+
+/*
+ * R147 (0x93) - EQ14
+ */
+#define WM8904_EQ_B3_A_MASK 0xFFFF /* EQ_B3_A - [15:0] */
+#define WM8904_EQ_B3_A_SHIFT 0 /* EQ_B3_A - [15:0] */
+#define WM8904_EQ_B3_A_WIDTH 16 /* EQ_B3_A - [15:0] */
+
+/*
+ * R148 (0x94) - EQ15
+ */
+#define WM8904_EQ_B3_B_MASK 0xFFFF /* EQ_B3_B - [15:0] */
+#define WM8904_EQ_B3_B_SHIFT 0 /* EQ_B3_B - [15:0] */
+#define WM8904_EQ_B3_B_WIDTH 16 /* EQ_B3_B - [15:0] */
+
+/*
+ * R149 (0x95) - EQ16
+ */
+#define WM8904_EQ_B3_C_MASK 0xFFFF /* EQ_B3_C - [15:0] */
+#define WM8904_EQ_B3_C_SHIFT 0 /* EQ_B3_C - [15:0] */
+#define WM8904_EQ_B3_C_WIDTH 16 /* EQ_B3_C - [15:0] */
+
+/*
+ * R150 (0x96) - EQ17
+ */
+#define WM8904_EQ_B3_PG_MASK 0xFFFF /* EQ_B3_PG - [15:0] */
+#define WM8904_EQ_B3_PG_SHIFT 0 /* EQ_B3_PG - [15:0] */
+#define WM8904_EQ_B3_PG_WIDTH 16 /* EQ_B3_PG - [15:0] */
+
+/*
+ * R151 (0x97) - EQ18
+ */
+#define WM8904_EQ_B4_A_MASK 0xFFFF /* EQ_B4_A - [15:0] */
+#define WM8904_EQ_B4_A_SHIFT 0 /* EQ_B4_A - [15:0] */
+#define WM8904_EQ_B4_A_WIDTH 16 /* EQ_B4_A - [15:0] */
+
+/*
+ * R152 (0x98) - EQ19
+ */
+#define WM8904_EQ_B4_B_MASK 0xFFFF /* EQ_B4_B - [15:0] */
+#define WM8904_EQ_B4_B_SHIFT 0 /* EQ_B4_B - [15:0] */
+#define WM8904_EQ_B4_B_WIDTH 16 /* EQ_B4_B - [15:0] */
+
+/*
+ * R153 (0x99) - EQ20
+ */
+#define WM8904_EQ_B4_C_MASK 0xFFFF /* EQ_B4_C - [15:0] */
+#define WM8904_EQ_B4_C_SHIFT 0 /* EQ_B4_C - [15:0] */
+#define WM8904_EQ_B4_C_WIDTH 16 /* EQ_B4_C - [15:0] */
+
+/*
+ * R154 (0x9A) - EQ21
+ */
+#define WM8904_EQ_B4_PG_MASK 0xFFFF /* EQ_B4_PG - [15:0] */
+#define WM8904_EQ_B4_PG_SHIFT 0 /* EQ_B4_PG - [15:0] */
+#define WM8904_EQ_B4_PG_WIDTH 16 /* EQ_B4_PG - [15:0] */
+
+/*
+ * R155 (0x9B) - EQ22
+ */
+#define WM8904_EQ_B5_A_MASK 0xFFFF /* EQ_B5_A - [15:0] */
+#define WM8904_EQ_B5_A_SHIFT 0 /* EQ_B5_A - [15:0] */
+#define WM8904_EQ_B5_A_WIDTH 16 /* EQ_B5_A - [15:0] */
+
+/*
+ * R156 (0x9C) - EQ23
+ */
+#define WM8904_EQ_B5_B_MASK 0xFFFF /* EQ_B5_B - [15:0] */
+#define WM8904_EQ_B5_B_SHIFT 0 /* EQ_B5_B - [15:0] */
+#define WM8904_EQ_B5_B_WIDTH 16 /* EQ_B5_B - [15:0] */
+
+/*
+ * R157 (0x9D) - EQ24
+ */
+#define WM8904_EQ_B5_PG_MASK 0xFFFF /* EQ_B5_PG - [15:0] */
+#define WM8904_EQ_B5_PG_SHIFT 0 /* EQ_B5_PG - [15:0] */
+#define WM8904_EQ_B5_PG_WIDTH 16 /* EQ_B5_PG - [15:0] */
+
+/*
+ * R161 (0xA1) - Control Interface Test 1
+ */
+#define WM8904_USER_KEY 0x0002 /* USER_KEY */
+#define WM8904_USER_KEY_MASK 0x0002 /* USER_KEY */
+#define WM8904_USER_KEY_SHIFT 1 /* USER_KEY */
+#define WM8904_USER_KEY_WIDTH 1 /* USER_KEY */
+
+/*
+ * R204 (0xCC) - Analogue Output Bias 0
+ */
+#define WM8904_PGA_BIAS_MASK 0x0070 /* PGA_BIAS - [6:4] */
+#define WM8904_PGA_BIAS_SHIFT 4 /* PGA_BIAS - [6:4] */
+#define WM8904_PGA_BIAS_WIDTH 3 /* PGA_BIAS - [6:4] */
+
+/*
+ * R247 (0xF7) - FLL NCO Test 0
+ */
+#define WM8904_FLL_FRC_NCO 0x0001 /* FLL_FRC_NCO */
+#define WM8904_FLL_FRC_NCO_MASK 0x0001 /* FLL_FRC_NCO */
+#define WM8904_FLL_FRC_NCO_SHIFT 0 /* FLL_FRC_NCO */
+#define WM8904_FLL_FRC_NCO_WIDTH 1 /* FLL_FRC_NCO */
+
+/*
+ * R248 (0xF8) - FLL NCO Test 1
+ */
+#define WM8904_FLL_FRC_NCO_VAL_MASK 0x003F /* FLL_FRC_NCO_VAL - [5:0] */
+#define WM8904_FLL_FRC_NCO_VAL_SHIFT 0 /* FLL_FRC_NCO_VAL - [5:0] */
+#define WM8904_FLL_FRC_NCO_VAL_WIDTH 6 /* FLL_FRC_NCO_VAL - [5:0] */
+
+#endif
diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
new file mode 100644
index 0000000..615dab2
--- /dev/null
+++ b/sound/soc/codecs/wm8955.c
@@ -0,0 +1,1151 @@
+/*
+ * wm8955.c -- WM8955 ALSA SoC Audio driver
+ *
+ * Copyright 2009 Wolfson Microelectronics plc
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <sound/wm8955.h>
+
+#include "wm8955.h"
+
+static struct snd_soc_codec *wm8955_codec;
+struct snd_soc_codec_device soc_codec_dev_wm8955;
+
+#define WM8955_NUM_SUPPLIES 4
+static const char *wm8955_supply_names[WM8955_NUM_SUPPLIES] = {
+ "DCVDD",
+ "DBVDD",
+ "HPVDD",
+ "AVDD",
+};
+
+/* codec private data */
+struct wm8955_priv {
+ struct snd_soc_codec codec;
+ u16 reg_cache[WM8955_MAX_REGISTER + 1];
+
+ unsigned int mclk_rate;
+
+ int deemph;
+ int fs;
+
+ struct regulator_bulk_data supplies[WM8955_NUM_SUPPLIES];
+
+ struct wm8955_pdata *pdata;
+};
+
+static const u16 wm8955_reg[WM8955_MAX_REGISTER + 1] = {
+ 0x0000, /* R0 */
+ 0x0000, /* R1 */
+ 0x0079, /* R2 - LOUT1 volume */
+ 0x0079, /* R3 - ROUT1 volume */
+ 0x0000, /* R4 */
+ 0x0008, /* R5 - DAC Control */
+ 0x0000, /* R6 */
+ 0x000A, /* R7 - Audio Interface */
+ 0x0000, /* R8 - Sample Rate */
+ 0x0000, /* R9 */
+ 0x00FF, /* R10 - Left DAC volume */
+ 0x00FF, /* R11 - Right DAC volume */
+ 0x000F, /* R12 - Bass control */
+ 0x000F, /* R13 - Treble control */
+ 0x0000, /* R14 */
+ 0x0000, /* R15 - Reset */
+ 0x0000, /* R16 */
+ 0x0000, /* R17 */
+ 0x0000, /* R18 */
+ 0x0000, /* R19 */
+ 0x0000, /* R20 */
+ 0x0000, /* R21 */
+ 0x0000, /* R22 */
+ 0x00C1, /* R23 - Additional control (1) */
+ 0x0000, /* R24 - Additional control (2) */
+ 0x0000, /* R25 - Power Management (1) */
+ 0x0000, /* R26 - Power Management (2) */
+ 0x0000, /* R27 - Additional Control (3) */
+ 0x0000, /* R28 */
+ 0x0000, /* R29 */
+ 0x0000, /* R30 */
+ 0x0000, /* R31 */
+ 0x0000, /* R32 */
+ 0x0000, /* R33 */
+ 0x0050, /* R34 - Left out Mix (1) */
+ 0x0050, /* R35 - Left out Mix (2) */
+ 0x0050, /* R36 - Right out Mix (1) */
+ 0x0050, /* R37 - Right Out Mix (2) */
+ 0x0050, /* R38 - Mono out Mix (1) */
+ 0x0050, /* R39 - Mono out Mix (2) */
+ 0x0079, /* R40 - LOUT2 volume */
+ 0x0079, /* R41 - ROUT2 volume */
+ 0x0079, /* R42 - MONOOUT volume */
+ 0x0000, /* R43 - Clocking / PLL */
+ 0x0103, /* R44 - PLL Control 1 */
+ 0x0024, /* R45 - PLL Control 2 */
+ 0x01BA, /* R46 - PLL Control 3 */
+ 0x0000, /* R47 */
+ 0x0000, /* R48 */
+ 0x0000, /* R49 */
+ 0x0000, /* R50 */
+ 0x0000, /* R51 */
+ 0x0000, /* R52 */
+ 0x0000, /* R53 */
+ 0x0000, /* R54 */
+ 0x0000, /* R55 */
+ 0x0000, /* R56 */
+ 0x0000, /* R57 */
+ 0x0000, /* R58 */
+ 0x0000, /* R59 - PLL Control 4 */
+};
+
+static int wm8955_reset(struct snd_soc_codec *codec)
+{
+ return snd_soc_write(codec, WM8955_RESET, 0);
+}
+
+struct pll_factors {
+ int n;
+ int k;
+ int outdiv;
+};
+
+/* The size in bits of the FLL divide multiplied by 10
+ * to allow rounding later */
+#define FIXED_FLL_SIZE ((1 << 22) * 10)
+
+static int wm8995_pll_factors(struct device *dev,
+ int Fref, int Fout, struct pll_factors *pll)
+{
+ u64 Kpart;
+ unsigned int K, Ndiv, Nmod, target;
+
+ dev_dbg(dev, "Fref=%u Fout=%u\n", Fref, Fout);
+
+ /* The oscilator should run at should be 90-100MHz, and
+ * there's a divide by 4 plus an optional divide by 2 in the
+ * output path to generate the system clock. The clock table
+ * is sortd so we should always generate a suitable target. */
+ target = Fout * 4;
+ if (target < 90000000) {
+ pll->outdiv = 1;
+ target *= 2;
+ } else {
+ pll->outdiv = 0;
+ }
+
+ WARN_ON(target < 90000000 || target > 100000000);
+
+ dev_dbg(dev, "Fvco=%dHz\n", target);
+
+ /* Now, calculate N.K */
+ Ndiv = target / Fref;
+
+ pll->n = Ndiv;
+ Nmod = target % Fref;
+ dev_dbg(dev, "Nmod=%d\n", Nmod);
+
+ /* Calculate fractional part - scale up so we can round. */
+ Kpart = FIXED_FLL_SIZE * (long long)Nmod;
+
+ do_div(Kpart, Fref);
+
+ K = Kpart & 0xFFFFFFFF;
+
+ if ((K % 10) >= 5)
+ K += 5;
+
+ /* Move down to proper range now rounding is done */
+ pll->k = K / 10;
+
+ dev_dbg(dev, "N=%x K=%x OUTDIV=%x\n", pll->n, pll->k, pll->outdiv);
+
+ return 0;
+}
+
+/* Lookup table specifiying SRATE (table 25 in datasheet); some of the
+ * output frequencies have been rounded to the standard frequencies
+ * they are intended to match where the error is slight. */
+static struct {
+ int mclk;
+ int fs;
+ int usb;
+ int sr;
+} clock_cfgs[] = {
+ { 18432000, 8000, 0, 3, },
+ { 18432000, 12000, 0, 9, },
+ { 18432000, 16000, 0, 11, },
+ { 18432000, 24000, 0, 29, },
+ { 18432000, 32000, 0, 13, },
+ { 18432000, 48000, 0, 1, },
+ { 18432000, 96000, 0, 15, },
+
+ { 16934400, 8018, 0, 19, },
+ { 16934400, 11025, 0, 25, },
+ { 16934400, 22050, 0, 27, },
+ { 16934400, 44100, 0, 17, },
+ { 16934400, 88200, 0, 31, },
+
+ { 12000000, 8000, 1, 2, },
+ { 12000000, 11025, 1, 25, },
+ { 12000000, 12000, 1, 8, },
+ { 12000000, 16000, 1, 10, },
+ { 12000000, 22050, 1, 27, },
+ { 12000000, 24000, 1, 28, },
+ { 12000000, 32000, 1, 12, },
+ { 12000000, 44100, 1, 17, },
+ { 12000000, 48000, 1, 0, },
+ { 12000000, 88200, 1, 31, },
+ { 12000000, 96000, 1, 14, },
+
+ { 12288000, 8000, 0, 2, },
+ { 12288000, 12000, 0, 8, },
+ { 12288000, 16000, 0, 10, },
+ { 12288000, 24000, 0, 28, },
+ { 12288000, 32000, 0, 12, },
+ { 12288000, 48000, 0, 0, },
+ { 12288000, 96000, 0, 14, },
+
+ { 12289600, 8018, 0, 18, },
+ { 12289600, 11025, 0, 24, },
+ { 12289600, 22050, 0, 26, },
+ { 11289600, 44100, 0, 16, },
+ { 11289600, 88200, 0, 31, },
+};
+
+static int wm8955_configure_clocking(struct snd_soc_codec *codec)
+{
+ struct wm8955_priv *wm8955 = codec->private_data;
+ int i, ret, val;
+ int clocking = 0;
+ int srate = 0;
+ int sr = -1;
+ struct pll_factors pll;
+
+ /* If we're not running a sample rate currently just pick one */
+ if (wm8955->fs == 0)
+ wm8955->fs = 8000;
+
+ /* Can we generate an exact output? */
+ for (i = 0; i < ARRAY_SIZE(clock_cfgs); i++) {
+ if (wm8955->fs != clock_cfgs[i].fs)
+ continue;
+ sr = i;
+
+ if (wm8955->mclk_rate == clock_cfgs[i].mclk)
+ break;
+ }
+
+ /* We should never get here with an unsupported sample rate */
+ if (sr == -1) {
+ dev_err(codec->dev, "Sample rate %dHz unsupported\n",
+ wm8955->fs);
+ WARN_ON(sr == -1);
+ return -EINVAL;
+ }
+
+ if (i == ARRAY_SIZE(clock_cfgs)) {
+ /* If we can't generate the right clock from MCLK then
+ * we should configure the PLL to supply us with an
+ * appropriate clock.
+ */
+ clocking |= WM8955_MCLKSEL;
+
+ /* Use the last divider configuration we saw for the
+ * sample rate. */
+ ret = wm8995_pll_factors(codec->dev, wm8955->mclk_rate,
+ clock_cfgs[sr].mclk, &pll);
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "Unable to generate %dHz from %dHz MCLK\n",
+ wm8955->fs, wm8955->mclk_rate);
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, WM8955_PLL_CONTROL_1,
+ WM8955_N_MASK | WM8955_K_21_18_MASK,
+ (pll.n << WM8955_N_SHIFT) |
+ pll.k >> 18);
+ snd_soc_update_bits(codec, WM8955_PLL_CONTROL_2,
+ WM8955_K_17_9_MASK,
+ (pll.k >> 9) & WM8955_K_17_9_MASK);
+ snd_soc_update_bits(codec, WM8955_PLL_CONTROL_2,
+ WM8955_K_8_0_MASK,
+ pll.k & WM8955_K_8_0_MASK);
+ if (pll.k)
+ snd_soc_update_bits(codec, WM8955_PLL_CONTROL_4,
+ WM8955_KEN, WM8955_KEN);
+ else
+ snd_soc_update_bits(codec, WM8955_PLL_CONTROL_4,
+ WM8955_KEN, 0);
+
+ if (pll.outdiv)
+ val = WM8955_PLL_RB | WM8955_PLLOUTDIV2;
+ else
+ val = WM8955_PLL_RB;
+
+ /* Now start the PLL running */
+ snd_soc_update_bits(codec, WM8955_CLOCKING_PLL,
+ WM8955_PLL_RB | WM8955_PLLOUTDIV2, val);
+ snd_soc_update_bits(codec, WM8955_CLOCKING_PLL,
+ WM8955_PLLEN, WM8955_PLLEN);
+ }
+
+ srate = clock_cfgs[sr].usb | (clock_cfgs[sr].sr << WM8955_SR_SHIFT);
+
+ snd_soc_update_bits(codec, WM8955_SAMPLE_RATE,
+ WM8955_USB | WM8955_SR_MASK, srate);
+ snd_soc_update_bits(codec, WM8955_CLOCKING_PLL,
+ WM8955_MCLKSEL, clocking);
+
+ return 0;
+}
+
+static int wm8955_sysclk(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+ int ret = 0;
+
+ /* Always disable the clocks - if we're doing reconfiguration this
+ * avoids misclocking.
+ */
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_DIGENB, 0);
+ snd_soc_update_bits(codec, WM8955_CLOCKING_PLL,
+ WM8955_PLL_RB | WM8955_PLLEN, 0);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMD:
+ break;
+ case SND_SOC_DAPM_PRE_PMU:
+ ret = wm8955_configure_clocking(codec);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int deemph_settings[] = { 0, 32000, 44100, 48000 };
+
+static int wm8955_set_deemph(struct snd_soc_codec *codec)
+{
+ struct wm8955_priv *wm8955 = codec->private_data;
+ int val, i, best;
+
+ /* If we're using deemphasis select the nearest available sample
+ * rate.
+ */
+ if (wm8955->deemph) {
+ best = 1;
+ for (i = 2; i < ARRAY_SIZE(deemph_settings); i++) {
+ if (abs(deemph_settings[i] - wm8955->fs) <
+ abs(deemph_settings[best] - wm8955->fs))
+ best = i;
+ }
+
+ val = best << WM8955_DEEMPH_SHIFT;
+ } else {
+ val = 0;
+ }
+
+ dev_dbg(codec->dev, "Set deemphasis %d\n", val);
+
+ return snd_soc_update_bits(codec, WM8955_DAC_CONTROL,
+ WM8955_DEEMPH_MASK, val);
+}
+
+static int wm8955_get_deemph(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8955_priv *wm8955 = codec->private_data;
+
+ return wm8955->deemph;
+}
+
+static int wm8955_put_deemph(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct wm8955_priv *wm8955 = codec->private_data;
+ int deemph = ucontrol->value.enumerated.item[0];
+
+ if (deemph > 1)
+ return -EINVAL;
+
+ wm8955->deemph = deemph;
+
+ return wm8955_set_deemph(codec);
+}
+
+static const char *bass_mode_text[] = {
+ "Linear", "Adaptive",
+};
+
+static const struct soc_enum bass_mode =
+ SOC_ENUM_SINGLE(WM8955_BASS_CONTROL, 7, 2, bass_mode_text);
+
+static const char *bass_cutoff_text[] = {
+ "Low", "High"
+};
+
+static const struct soc_enum bass_cutoff =
+ SOC_ENUM_SINGLE(WM8955_BASS_CONTROL, 6, 2, bass_cutoff_text);
+
+static const char *treble_cutoff_text[] = {
+ "High", "Low"
+};
+
+static const struct soc_enum treble_cutoff =
+ SOC_ENUM_SINGLE(WM8955_TREBLE_CONTROL, 6, 2, treble_cutoff_text);
+
+static const DECLARE_TLV_DB_SCALE(digital_tlv, -12750, 50, 1);
+static const DECLARE_TLV_DB_SCALE(atten_tlv, -600, 600, 0);
+static const DECLARE_TLV_DB_SCALE(bypass_tlv, -1500, 300, 0);
+static const DECLARE_TLV_DB_SCALE(mono_tlv, -2100, 300, 0);
+static const DECLARE_TLV_DB_SCALE(out_tlv, -12100, 100, 1);
+static const DECLARE_TLV_DB_SCALE(treble_tlv, -1200, 150, 1);
+
+static const struct snd_kcontrol_new wm8955_snd_controls[] = {
+SOC_DOUBLE_R_TLV("Digital Playback Volume", WM8955_LEFT_DAC_VOLUME,
+ WM8955_RIGHT_DAC_VOLUME, 0, 255, 0, digital_tlv),
+SOC_SINGLE_TLV("Playback Attenuation Volume", WM8955_DAC_CONTROL, 7, 1, 1,
+ atten_tlv),
+SOC_SINGLE_BOOL_EXT("DAC Deemphasis Switch", 0,
+ wm8955_get_deemph, wm8955_put_deemph),
+
+SOC_ENUM("Bass Mode", bass_mode),
+SOC_ENUM("Bass Cutoff", bass_cutoff),
+SOC_SINGLE("Bass Volume", WM8955_BASS_CONTROL, 0, 15, 1),
+
+SOC_ENUM("Treble Cutoff", treble_cutoff),
+SOC_SINGLE_TLV("Treble Volume", WM8955_TREBLE_CONTROL, 0, 14, 1, treble_tlv),
+
+SOC_SINGLE_TLV("Left Bypass Volume", WM8955_LEFT_OUT_MIX_1, 4, 7, 1,
+ bypass_tlv),
+SOC_SINGLE_TLV("Left Mono Volume", WM8955_LEFT_OUT_MIX_2, 4, 7, 1,
+ bypass_tlv),
+
+SOC_SINGLE_TLV("Right Mono Volume", WM8955_RIGHT_OUT_MIX_1, 4, 7, 1,
+ bypass_tlv),
+SOC_SINGLE_TLV("Right Bypass Volume", WM8955_RIGHT_OUT_MIX_2, 4, 7, 1,
+ bypass_tlv),
+
+/* Not a stereo pair so they line up with the DAPM switches */
+SOC_SINGLE_TLV("Mono Left Bypass Volume", WM8955_MONO_OUT_MIX_1, 4, 7, 1,
+ mono_tlv),
+SOC_SINGLE_TLV("Mono Right Bypass Volume", WM8955_MONO_OUT_MIX_2, 4, 7, 1,
+ mono_tlv),
+
+SOC_DOUBLE_R_TLV("Headphone Volume", WM8955_LOUT1_VOLUME,
+ WM8955_ROUT1_VOLUME, 0, 127, 0, out_tlv),
+SOC_DOUBLE_R("Headphone ZC Switch", WM8955_LOUT1_VOLUME,
+ WM8955_ROUT1_VOLUME, 7, 1, 0),
+
+SOC_DOUBLE_R_TLV("Speaker Volume", WM8955_LOUT2_VOLUME,
+ WM8955_ROUT2_VOLUME, 0, 127, 0, out_tlv),
+SOC_DOUBLE_R("Speaker ZC Switch", WM8955_LOUT2_VOLUME,
+ WM8955_ROUT2_VOLUME, 7, 1, 0),
+
+SOC_SINGLE_TLV("Mono Volume", WM8955_MONOOUT_VOLUME, 0, 127, 0, out_tlv),
+SOC_SINGLE("Mono ZC Switch", WM8955_MONOOUT_VOLUME, 7, 1, 0),
+};
+
+static const struct snd_kcontrol_new lmixer[] = {
+SOC_DAPM_SINGLE("Playback Switch", WM8955_LEFT_OUT_MIX_1, 8, 1, 0),
+SOC_DAPM_SINGLE("Bypass Switch", WM8955_LEFT_OUT_MIX_1, 7, 1, 0),
+SOC_DAPM_SINGLE("Right Playback Switch", WM8955_LEFT_OUT_MIX_2, 8, 1, 0),
+SOC_DAPM_SINGLE("Mono Switch", WM8955_LEFT_OUT_MIX_2, 7, 1, 0),
+};
+
+static const struct snd_kcontrol_new rmixer[] = {
+SOC_DAPM_SINGLE("Left Playback Switch", WM8955_RIGHT_OUT_MIX_1, 8, 1, 0),
+SOC_DAPM_SINGLE("Mono Switch", WM8955_RIGHT_OUT_MIX_1, 7, 1, 0),
+SOC_DAPM_SINGLE("Playback Switch", WM8955_RIGHT_OUT_MIX_2, 8, 1, 0),
+SOC_DAPM_SINGLE("Bypass Switch", WM8955_RIGHT_OUT_MIX_2, 7, 1, 0),
+};
+
+static const struct snd_kcontrol_new mmixer[] = {
+SOC_DAPM_SINGLE("Left Playback Switch", WM8955_MONO_OUT_MIX_1, 8, 1, 0),
+SOC_DAPM_SINGLE("Left Bypass Switch", WM8955_MONO_OUT_MIX_1, 7, 1, 0),
+SOC_DAPM_SINGLE("Right Playback Switch", WM8955_MONO_OUT_MIX_2, 8, 1, 0),
+SOC_DAPM_SINGLE("Right Bypass Switch", WM8955_MONO_OUT_MIX_2, 7, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget wm8955_dapm_widgets[] = {
+SND_SOC_DAPM_INPUT("MONOIN-"),
+SND_SOC_DAPM_INPUT("MONOIN+"),
+SND_SOC_DAPM_INPUT("LINEINR"),
+SND_SOC_DAPM_INPUT("LINEINL"),
+
+SND_SOC_DAPM_PGA("Mono Input", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+SND_SOC_DAPM_SUPPLY("SYSCLK", WM8955_POWER_MANAGEMENT_1, 0, 1, wm8955_sysclk,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+SND_SOC_DAPM_SUPPLY("TSDEN", WM8955_ADDITIONAL_CONTROL_1, 8, 0, NULL, 0),
+
+SND_SOC_DAPM_DAC("DACL", "Playback", WM8955_POWER_MANAGEMENT_2, 8, 0),
+SND_SOC_DAPM_DAC("DACR", "Playback", WM8955_POWER_MANAGEMENT_2, 7, 0),
+
+SND_SOC_DAPM_PGA("LOUT1 PGA", WM8955_POWER_MANAGEMENT_2, 6, 0, NULL, 0),
+SND_SOC_DAPM_PGA("ROUT1 PGA", WM8955_POWER_MANAGEMENT_2, 5, 0, NULL, 0),
+SND_SOC_DAPM_PGA("LOUT2 PGA", WM8955_POWER_MANAGEMENT_2, 4, 0, NULL, 0),
+SND_SOC_DAPM_PGA("ROUT2 PGA", WM8955_POWER_MANAGEMENT_2, 3, 0, NULL, 0),
+SND_SOC_DAPM_PGA("MOUT PGA", WM8955_POWER_MANAGEMENT_2, 2, 0, NULL, 0),
+SND_SOC_DAPM_PGA("OUT3 PGA", WM8955_POWER_MANAGEMENT_2, 1, 0, NULL, 0),
+
+/* The names are chosen to make the control names nice */
+SND_SOC_DAPM_MIXER("Left", SND_SOC_NOPM, 0, 0,
+ lmixer, ARRAY_SIZE(lmixer)),
+SND_SOC_DAPM_MIXER("Right", SND_SOC_NOPM, 0, 0,
+ rmixer, ARRAY_SIZE(rmixer)),
+SND_SOC_DAPM_MIXER("Mono", SND_SOC_NOPM, 0, 0,
+ mmixer, ARRAY_SIZE(mmixer)),
+
+SND_SOC_DAPM_OUTPUT("LOUT1"),
+SND_SOC_DAPM_OUTPUT("ROUT1"),
+SND_SOC_DAPM_OUTPUT("LOUT2"),
+SND_SOC_DAPM_OUTPUT("ROUT2"),
+SND_SOC_DAPM_OUTPUT("MONOOUT"),
+SND_SOC_DAPM_OUTPUT("OUT3"),
+};
+
+static const struct snd_soc_dapm_route wm8955_intercon[] = {
+ { "DACL", NULL, "SYSCLK" },
+ { "DACR", NULL, "SYSCLK" },
+
+ { "Mono Input", NULL, "MONOIN-" },
+ { "Mono Input", NULL, "MONOIN+" },
+
+ { "Left", "Playback Switch", "DACL" },
+ { "Left", "Right Playback Switch", "DACR" },
+ { "Left", "Bypass Switch", "LINEINL" },
+ { "Left", "Mono Switch", "Mono Input" },
+
+ { "Right", "Playback Switch", "DACR" },
+ { "Right", "Left Playback Switch", "DACL" },
+ { "Right", "Bypass Switch", "LINEINR" },
+ { "Right", "Mono Switch", "Mono Input" },
+
+ { "Mono", "Left Playback Switch", "DACL" },
+ { "Mono", "Right Playback Switch", "DACR" },
+ { "Mono", "Left Bypass Switch", "LINEINL" },
+ { "Mono", "Right Bypass Switch", "LINEINR" },
+
+ { "LOUT1 PGA", NULL, "Left" },
+ { "LOUT1", NULL, "TSDEN" },
+ { "LOUT1", NULL, "LOUT1 PGA" },
+
+ { "ROUT1 PGA", NULL, "Right" },
+ { "ROUT1", NULL, "TSDEN" },
+ { "ROUT1", NULL, "ROUT1 PGA" },
+
+ { "LOUT2 PGA", NULL, "Left" },
+ { "LOUT2", NULL, "TSDEN" },
+ { "LOUT2", NULL, "LOUT2 PGA" },
+
+ { "ROUT2 PGA", NULL, "Right" },
+ { "ROUT2", NULL, "TSDEN" },
+ { "ROUT2", NULL, "ROUT2 PGA" },
+
+ { "MOUT PGA", NULL, "Mono" },
+ { "MONOOUT", NULL, "MOUT PGA" },
+
+ /* OUT3 not currently implemented */
+ { "OUT3", NULL, "OUT3 PGA" },
+};
+
+static int wm8955_add_widgets(struct snd_soc_codec *codec)
+{
+ snd_soc_add_controls(codec, wm8955_snd_controls,
+ ARRAY_SIZE(wm8955_snd_controls));
+
+ snd_soc_dapm_new_controls(codec, wm8955_dapm_widgets,
+ ARRAY_SIZE(wm8955_dapm_widgets));
+
+ snd_soc_dapm_add_routes(codec, wm8955_intercon,
+ ARRAY_SIZE(wm8955_intercon));
+
+ return 0;
+}
+
+static int wm8955_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8955_priv *wm8955 = codec->private_data;
+ int ret;
+ int wl;
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ wl = 0;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ wl = 0x4;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ wl = 0x8;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ wl = 0xc;
+ break;
+ default:
+ return -EINVAL;
+ }
+ snd_soc_update_bits(codec, WM8955_AUDIO_INTERFACE,
+ WM8955_WL_MASK, wl);
+
+ wm8955->fs = params_rate(params);
+ wm8955_set_deemph(codec);
+
+ /* If the chip is clocked then disable the clocks and force a
+ * reconfiguration, otherwise DAPM will power up the
+ * clocks for us later. */
+ ret = snd_soc_read(codec, WM8955_POWER_MANAGEMENT_1);
+ if (ret < 0)
+ return ret;
+ if (ret & WM8955_DIGENB) {
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_DIGENB, 0);
+ snd_soc_update_bits(codec, WM8955_CLOCKING_PLL,
+ WM8955_PLL_RB | WM8955_PLLEN, 0);
+
+ wm8955_configure_clocking(codec);
+ }
+
+ return 0;
+}
+
+
+static int wm8955_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+ unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8955_priv *priv = codec->private_data;
+ int div;
+
+ switch (clk_id) {
+ case WM8955_CLK_MCLK:
+ if (freq > 15000000) {
+ priv->mclk_rate = freq /= 2;
+ div = WM8955_MCLKDIV2;
+ } else {
+ priv->mclk_rate = freq;
+ div = 0;
+ }
+
+ snd_soc_update_bits(codec, WM8955_SAMPLE_RATE,
+ WM8955_MCLKDIV2, div);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq);
+
+ return 0;
+}
+
+static int wm8955_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u16 aif = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ aif |= WM8955_MS;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_B:
+ aif |= WM8955_LRP;
+ case SND_SOC_DAIFMT_DSP_A:
+ aif |= 0x3;
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ aif |= 0x2;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ aif |= 0x1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_A:
+ case SND_SOC_DAIFMT_DSP_B:
+ /* frame inversion not valid for DSP modes */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif |= WM8955_BCLKINV;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+
+ case SND_SOC_DAIFMT_I2S:
+ case SND_SOC_DAIFMT_RIGHT_J:
+ case SND_SOC_DAIFMT_LEFT_J:
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_IF:
+ aif |= WM8955_BCLKINV | WM8955_LRP;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ aif |= WM8955_BCLKINV;
+ break;
+ case SND_SOC_DAIFMT_NB_IF:
+ aif |= WM8955_LRP;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, WM8955_AUDIO_INTERFACE,
+ WM8955_MS | WM8955_FORMAT_MASK | WM8955_BCLKINV |
+ WM8955_LRP, aif);
+
+ return 0;
+}
+
+
+static int wm8955_digital_mute(struct snd_soc_dai *codec_dai, int mute)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int val;
+
+ if (mute)
+ val = WM8955_DACMU;
+ else
+ val = 0;
+
+ snd_soc_update_bits(codec, WM8955_DAC_CONTROL, WM8955_DACMU, val);
+
+ return 0;
+}
+
+static int wm8955_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ struct wm8955_priv *wm8955 = codec->private_data;
+ int ret, i;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ /* VMID resistance 2*50k */
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_VMIDSEL_MASK,
+ 0x1 << WM8955_VMIDSEL_SHIFT);
+
+ /* Default bias current */
+ snd_soc_update_bits(codec, WM8955_ADDITIONAL_CONTROL_1,
+ WM8955_VSEL_MASK,
+ 0x2 << WM8955_VSEL_SHIFT);
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ if (codec->bias_level == SND_SOC_BIAS_OFF) {
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8955->supplies),
+ wm8955->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev,
+ "Failed to enable supplies: %d\n",
+ ret);
+ return ret;
+ }
+
+ /* Sync back cached values if they're
+ * different from the hardware default.
+ */
+ for (i = 0; i < ARRAY_SIZE(wm8955->reg_cache); i++) {
+ if (i == WM8955_RESET)
+ continue;
+
+ if (wm8955->reg_cache[i] == wm8955_reg[i])
+ continue;
+
+ snd_soc_write(codec, i, wm8955->reg_cache[i]);
+ }
+
+ /* Enable VREF and VMID */
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_VREF |
+ WM8955_VMIDSEL_MASK,
+ WM8955_VREF |
+ 0x3 << WM8955_VREF_SHIFT);
+
+ /* Let VMID ramp */
+ msleep(500);
+
+ /* High resistance VROI to maintain outputs */
+ snd_soc_update_bits(codec,
+ WM8955_ADDITIONAL_CONTROL_3,
+ WM8955_VROI, WM8955_VROI);
+ }
+
+ /* Maintain VMID with 2*250k */
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_VMIDSEL_MASK,
+ 0x2 << WM8955_VMIDSEL_SHIFT);
+
+ /* Minimum bias current */
+ snd_soc_update_bits(codec, WM8955_ADDITIONAL_CONTROL_1,
+ WM8955_VSEL_MASK, 0);
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ /* Low resistance VROI to help discharge */
+ snd_soc_update_bits(codec,
+ WM8955_ADDITIONAL_CONTROL_3,
+ WM8955_VROI, 0);
+
+ /* Turn off VMID and VREF */
+ snd_soc_update_bits(codec, WM8955_POWER_MANAGEMENT_1,
+ WM8955_VREF |
+ WM8955_VMIDSEL_MASK, 0);
+
+ regulator_bulk_disable(ARRAY_SIZE(wm8955->supplies),
+ wm8955->supplies);
+ break;
+ }
+ codec->bias_level = level;
+ return 0;
+}
+
+#define WM8955_RATES SNDRV_PCM_RATE_8000_96000
+
+#define WM8955_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_ops wm8955_dai_ops = {
+ .set_sysclk = wm8955_set_sysclk,
+ .set_fmt = wm8955_set_fmt,
+ .hw_params = wm8955_hw_params,
+ .digital_mute = wm8955_digital_mute,
+};
+
+struct snd_soc_dai wm8955_dai = {
+ .name = "WM8955",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = WM8955_RATES,
+ .formats = WM8955_FORMATS,
+ },
+ .ops = &wm8955_dai_ops,
+};
+EXPORT_SYMBOL_GPL(wm8955_dai);
+
+#ifdef CONFIG_PM
+static int wm8955_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ wm8955_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ return 0;
+}
+
+static int wm8955_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ wm8955_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ return 0;
+}
+#else
+#define wm8955_suspend NULL
+#define wm8955_resume NULL
+#endif
+
+static int wm8955_probe(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec;
+ int ret = 0;
+
+ if (wm8955_codec == NULL) {
+ dev_err(&pdev->dev, "Codec device not registered\n");
+ return -ENODEV;
+ }
+
+ socdev->card->codec = wm8955_codec;
+ codec = wm8955_codec;
+
+ /* register pcms */
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret < 0) {
+ dev_err(codec->dev, "failed to create pcms: %d\n", ret);
+ goto pcm_err;
+ }
+
+ wm8955_add_widgets(codec);
+
+ return ret;
+
+pcm_err:
+ return ret;
+}
+
+static int wm8955_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+ return 0;
+}
+
+struct snd_soc_codec_device soc_codec_dev_wm8955 = {
+ .probe = wm8955_probe,
+ .remove = wm8955_remove,
+ .suspend = wm8955_suspend,
+ .resume = wm8955_resume,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_wm8955);
+
+static int wm8955_register(struct wm8955_priv *wm8955,
+ enum snd_soc_control_type control)
+{
+ int ret;
+ struct snd_soc_codec *codec = &wm8955->codec;
+ int i;
+
+ if (wm8955_codec) {
+ dev_err(codec->dev, "Another WM8955 is registered\n");
+ return -EINVAL;
+ }
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ codec->private_data = wm8955;
+ codec->name = "WM8955";
+ codec->owner = THIS_MODULE;
+ codec->bias_level = SND_SOC_BIAS_OFF;
+ codec->set_bias_level = wm8955_set_bias_level;
+ codec->dai = &wm8955_dai;
+ codec->num_dai = 1;
+ codec->reg_cache_size = WM8955_MAX_REGISTER;
+ codec->reg_cache = &wm8955->reg_cache;
+
+ memcpy(codec->reg_cache, wm8955_reg, sizeof(wm8955_reg));
+
+ ret = snd_soc_codec_set_cache_io(codec, 7, 9, control);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+ goto err;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(wm8955->supplies); i++)
+ wm8955->supplies[i].supply = wm8955_supply_names[i];
+
+ ret = regulator_bulk_get(codec->dev, ARRAY_SIZE(wm8955->supplies),
+ wm8955->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to request supplies: %d\n", ret);
+ goto err;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm8955->supplies),
+ wm8955->supplies);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to enable supplies: %d\n", ret);
+ goto err_get;
+ }
+
+ ret = wm8955_reset(codec);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
+ goto err_enable;
+ }
+
+ wm8955_dai.dev = codec->dev;
+
+ /* Change some default settings - latch VU and enable ZC */
+ wm8955->reg_cache[WM8955_LEFT_DAC_VOLUME] |= WM8955_LDVU;
+ wm8955->reg_cache[WM8955_RIGHT_DAC_VOLUME] |= WM8955_RDVU;
+ wm8955->reg_cache[WM8955_LOUT1_VOLUME] |= WM8955_LO1VU | WM8955_LO1ZC;
+ wm8955->reg_cache[WM8955_ROUT1_VOLUME] |= WM8955_RO1VU | WM8955_RO1ZC;
+ wm8955->reg_cache[WM8955_LOUT2_VOLUME] |= WM8955_LO2VU | WM8955_LO2ZC;
+ wm8955->reg_cache[WM8955_ROUT2_VOLUME] |= WM8955_RO2VU | WM8955_RO2ZC;
+ wm8955->reg_cache[WM8955_MONOOUT_VOLUME] |= WM8955_MOZC;
+
+ /* Also enable adaptive bass boost by default */
+ wm8955->reg_cache[WM8955_BASS_CONTROL] |= WM8955_BB;
+
+ /* Set platform data values */
+ if (wm8955->pdata) {
+ if (wm8955->pdata->out2_speaker)
+ wm8955->reg_cache[WM8955_ADDITIONAL_CONTROL_2]
+ |= WM8955_ROUT2INV;
+
+ if (wm8955->pdata->monoin_diff)
+ wm8955->reg_cache[WM8955_MONO_OUT_MIX_1]
+ |= WM8955_DMEN;
+ }
+
+ wm8955_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ /* Bias level configuration will have done an extra enable */
+ regulator_bulk_disable(ARRAY_SIZE(wm8955->supplies), wm8955->supplies);
+
+ wm8955_codec = codec;
+
+ ret = snd_soc_register_codec(codec);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register codec: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_register_dai(&wm8955_dai);
+ if (ret != 0) {
+ dev_err(codec->dev, "Failed to register DAI: %d\n", ret);
+ snd_soc_unregister_codec(codec);
+ return ret;
+ }
+
+ return 0;
+
+err_enable:
+ regulator_bulk_disable(ARRAY_SIZE(wm8955->supplies), wm8955->supplies);
+err_get:
+ regulator_bulk_free(ARRAY_SIZE(wm8955->supplies), wm8955->supplies);
+err:
+ kfree(wm8955);
+ return ret;
+}
+
+static void wm8955_unregister(struct wm8955_priv *wm8955)
+{
+ wm8955_set_bias_level(&wm8955->codec, SND_SOC_BIAS_OFF);
+ regulator_bulk_free(ARRAY_SIZE(wm8955->supplies), wm8955->supplies);
+ snd_soc_unregister_dai(&wm8955_dai);
+ snd_soc_unregister_codec(&wm8955->codec);
+ kfree(wm8955);
+ wm8955_codec = NULL;
+}
+
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+static __devinit int wm8955_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct wm8955_priv *wm8955;
+ struct snd_soc_codec *codec;
+
+ wm8955 = kzalloc(sizeof(struct wm8955_priv), GFP_KERNEL);
+ if (wm8955 == NULL)
+ return -ENOMEM;
+
+ codec = &wm8955->codec;
+ codec->hw_write = (hw_write_t)i2c_master_send;
+
+ i2c_set_clientdata(i2c, wm8955);
+ codec->control_data = i2c;
+ wm8955->pdata = i2c->dev.platform_data;
+
+ codec->dev = &i2c->dev;
+
+ return wm8955_register(wm8955, SND_SOC_I2C);
+}
+
+static __devexit int wm8955_i2c_remove(struct i2c_client *client)
+{
+ struct wm8955_priv *wm8955 = i2c_get_clientdata(client);
+ wm8955_unregister(wm8955);
+ return 0;
+}
+
+static const struct i2c_device_id wm8955_i2c_id[] = {
+ { "wm8955", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, wm8955_i2c_id);
+
+static struct i2c_driver wm8955_i2c_driver = {
+ .driver = {
+ .name = "wm8955",
+ .owner = THIS_MODULE,
+ },
+ .probe = wm8955_i2c_probe,
+ .remove = __devexit_p(wm8955_i2c_remove),
+ .id_table = wm8955_i2c_id,
+};
+#endif
+
+static int __init wm8955_modinit(void)
+{
+ int ret;
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ ret = i2c_add_driver(&wm8955_i2c_driver);
+ if (ret != 0) {
+ printk(KERN_ERR "Failed to register WM8955 I2C driver: %d\n",
+ ret);
+ }
+#endif
+ return 0;
+}
+module_init(wm8955_modinit);
+
+static void __exit wm8955_exit(void)
+{
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+ i2c_del_driver(&wm8955_i2c_driver);
+#endif
+}
+module_exit(wm8955_exit);
+
+MODULE_DESCRIPTION("ASoC WM8955 driver");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/wm8955.h b/sound/soc/codecs/wm8955.h
new file mode 100644
index 0000000..ae349c8
--- /dev/null
+++ b/sound/soc/codecs/wm8955.h
@@ -0,0 +1,489 @@
+/*
+ * wm8955.h -- WM8904 ASoC driver
+ *
+ * Copyright 2009 Wolfson Microelectronics, plc
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _WM8955_H
+#define _WM8955_H
+
+#define WM8955_CLK_MCLK 1
+
+extern struct snd_soc_dai wm8955_dai;
+extern struct snd_soc_codec_device soc_codec_dev_wm8955;
+
+/*
+ * Register values.
+ */
+#define WM8955_LOUT1_VOLUME 0x02
+#define WM8955_ROUT1_VOLUME 0x03
+#define WM8955_DAC_CONTROL 0x05
+#define WM8955_AUDIO_INTERFACE 0x07
+#define WM8955_SAMPLE_RATE 0x08
+#define WM8955_LEFT_DAC_VOLUME 0x0A
+#define WM8955_RIGHT_DAC_VOLUME 0x0B
+#define WM8955_BASS_CONTROL 0x0C
+#define WM8955_TREBLE_CONTROL 0x0D
+#define WM8955_RESET 0x0F
+#define WM8955_ADDITIONAL_CONTROL_1 0x17
+#define WM8955_ADDITIONAL_CONTROL_2 0x18
+#define WM8955_POWER_MANAGEMENT_1 0x19
+#define WM8955_POWER_MANAGEMENT_2 0x1A
+#define WM8955_ADDITIONAL_CONTROL_3 0x1B
+#define WM8955_LEFT_OUT_MIX_1 0x22
+#define WM8955_LEFT_OUT_MIX_2 0x23
+#define WM8955_RIGHT_OUT_MIX_1 0x24
+#define WM8955_RIGHT_OUT_MIX_2 0x25
+#define WM8955_MONO_OUT_MIX_1 0x26
+#define WM8955_MONO_OUT_MIX_2 0x27
+#define WM8955_LOUT2_VOLUME 0x28
+#define WM8955_ROUT2_VOLUME 0x29
+#define WM8955_MONOOUT_VOLUME 0x2A
+#define WM8955_CLOCKING_PLL 0x2B
+#define WM8955_PLL_CONTROL_1 0x2C
+#define WM8955_PLL_CONTROL_2 0x2D
+#define WM8955_PLL_CONTROL_3 0x2E
+#define WM8955_PLL_CONTROL_4 0x3B
+
+#define WM8955_REGISTER_COUNT 29
+#define WM8955_MAX_REGISTER 0x3B
+
+/*
+ * Field Definitions.
+ */
+
+/*
+ * R2 (0x02) - LOUT1 volume
+ */
+#define WM8955_LO1VU 0x0100 /* LO1VU */
+#define WM8955_LO1VU_MASK 0x0100 /* LO1VU */
+#define WM8955_LO1VU_SHIFT 8 /* LO1VU */
+#define WM8955_LO1VU_WIDTH 1 /* LO1VU */
+#define WM8955_LO1ZC 0x0080 /* LO1ZC */
+#define WM8955_LO1ZC_MASK 0x0080 /* LO1ZC */
+#define WM8955_LO1ZC_SHIFT 7 /* LO1ZC */
+#define WM8955_LO1ZC_WIDTH 1 /* LO1ZC */
+#define WM8955_LOUTVOL_MASK 0x007F /* LOUTVOL - [6:0] */
+#define WM8955_LOUTVOL_SHIFT 0 /* LOUTVOL - [6:0] */
+#define WM8955_LOUTVOL_WIDTH 7 /* LOUTVOL - [6:0] */
+
+/*
+ * R3 (0x03) - ROUT1 volume
+ */
+#define WM8955_RO1VU 0x0100 /* RO1VU */
+#define WM8955_RO1VU_MASK 0x0100 /* RO1VU */
+#define WM8955_RO1VU_SHIFT 8 /* RO1VU */
+#define WM8955_RO1VU_WIDTH 1 /* RO1VU */
+#define WM8955_RO1ZC 0x0080 /* RO1ZC */
+#define WM8955_RO1ZC_MASK 0x0080 /* RO1ZC */
+#define WM8955_RO1ZC_SHIFT 7 /* RO1ZC */
+#define WM8955_RO1ZC_WIDTH 1 /* RO1ZC */
+#define WM8955_ROUTVOL_MASK 0x007F /* ROUTVOL - [6:0] */
+#define WM8955_ROUTVOL_SHIFT 0 /* ROUTVOL - [6:0] */
+#define WM8955_ROUTVOL_WIDTH 7 /* ROUTVOL - [6:0] */
+
+/*
+ * R5 (0x05) - DAC Control
+ */
+#define WM8955_DAT 0x0080 /* DAT */
+#define WM8955_DAT_MASK 0x0080 /* DAT */
+#define WM8955_DAT_SHIFT 7 /* DAT */
+#define WM8955_DAT_WIDTH 1 /* DAT */
+#define WM8955_DACMU 0x0008 /* DACMU */
+#define WM8955_DACMU_MASK 0x0008 /* DACMU */
+#define WM8955_DACMU_SHIFT 3 /* DACMU */
+#define WM8955_DACMU_WIDTH 1 /* DACMU */
+#define WM8955_DEEMPH_MASK 0x0006 /* DEEMPH - [2:1] */
+#define WM8955_DEEMPH_SHIFT 1 /* DEEMPH - [2:1] */
+#define WM8955_DEEMPH_WIDTH 2 /* DEEMPH - [2:1] */
+
+/*
+ * R7 (0x07) - Audio Interface
+ */
+#define WM8955_BCLKINV 0x0080 /* BCLKINV */
+#define WM8955_BCLKINV_MASK 0x0080 /* BCLKINV */
+#define WM8955_BCLKINV_SHIFT 7 /* BCLKINV */
+#define WM8955_BCLKINV_WIDTH 1 /* BCLKINV */
+#define WM8955_MS 0x0040 /* MS */
+#define WM8955_MS_MASK 0x0040 /* MS */
+#define WM8955_MS_SHIFT 6 /* MS */
+#define WM8955_MS_WIDTH 1 /* MS */
+#define WM8955_LRSWAP 0x0020 /* LRSWAP */
+#define WM8955_LRSWAP_MASK 0x0020 /* LRSWAP */
+#define WM8955_LRSWAP_SHIFT 5 /* LRSWAP */
+#define WM8955_LRSWAP_WIDTH 1 /* LRSWAP */
+#define WM8955_LRP 0x0010 /* LRP */
+#define WM8955_LRP_MASK 0x0010 /* LRP */
+#define WM8955_LRP_SHIFT 4 /* LRP */
+#define WM8955_LRP_WIDTH 1 /* LRP */
+#define WM8955_WL_MASK 0x000C /* WL - [3:2] */
+#define WM8955_WL_SHIFT 2 /* WL - [3:2] */
+#define WM8955_WL_WIDTH 2 /* WL - [3:2] */
+#define WM8955_FORMAT_MASK 0x0003 /* FORMAT - [1:0] */
+#define WM8955_FORMAT_SHIFT 0 /* FORMAT - [1:0] */
+#define WM8955_FORMAT_WIDTH 2 /* FORMAT - [1:0] */
+
+/*
+ * R8 (0x08) - Sample Rate
+ */
+#define WM8955_BCLKDIV2 0x0080 /* BCLKDIV2 */
+#define WM8955_BCLKDIV2_MASK 0x0080 /* BCLKDIV2 */
+#define WM8955_BCLKDIV2_SHIFT 7 /* BCLKDIV2 */
+#define WM8955_BCLKDIV2_WIDTH 1 /* BCLKDIV2 */
+#define WM8955_MCLKDIV2 0x0040 /* MCLKDIV2 */
+#define WM8955_MCLKDIV2_MASK 0x0040 /* MCLKDIV2 */
+#define WM8955_MCLKDIV2_SHIFT 6 /* MCLKDIV2 */
+#define WM8955_MCLKDIV2_WIDTH 1 /* MCLKDIV2 */
+#define WM8955_SR_MASK 0x003E /* SR - [5:1] */
+#define WM8955_SR_SHIFT 1 /* SR - [5:1] */
+#define WM8955_SR_WIDTH 5 /* SR - [5:1] */
+#define WM8955_USB 0x0001 /* USB */
+#define WM8955_USB_MASK 0x0001 /* USB */
+#define WM8955_USB_SHIFT 0 /* USB */
+#define WM8955_USB_WIDTH 1 /* USB */
+
+/*
+ * R10 (0x0A) - Left DAC volume
+ */
+#define WM8955_LDVU 0x0100 /* LDVU */
+#define WM8955_LDVU_MASK 0x0100 /* LDVU */
+#define WM8955_LDVU_SHIFT 8 /* LDVU */
+#define WM8955_LDVU_WIDTH 1 /* LDVU */
+#define WM8955_LDACVOL_MASK 0x00FF /* LDACVOL - [7:0] */
+#define WM8955_LDACVOL_SHIFT 0 /* LDACVOL - [7:0] */
+#define WM8955_LDACVOL_WIDTH 8 /* LDACVOL - [7:0] */
+
+/*
+ * R11 (0x0B) - Right DAC volume
+ */
+#define WM8955_RDVU 0x0100 /* RDVU */
+#define WM8955_RDVU_MASK 0x0100 /* RDVU */
+#define WM8955_RDVU_SHIFT 8 /* RDVU */
+#define WM8955_RDVU_WIDTH 1 /* RDVU */
+#define WM8955_RDACVOL_MASK 0x00FF /* RDACVOL - [7:0] */
+#define WM8955_RDACVOL_SHIFT 0 /* RDACVOL - [7:0] */
+#define WM8955_RDACVOL_WIDTH 8 /* RDACVOL - [7:0] */
+
+/*
+ * R12 (0x0C) - Bass control
+ */
+#define WM8955_BB 0x0080 /* BB */
+#define WM8955_BB_MASK 0x0080 /* BB */
+#define WM8955_BB_SHIFT 7 /* BB */
+#define WM8955_BB_WIDTH 1 /* BB */
+#define WM8955_BC 0x0040 /* BC */
+#define WM8955_BC_MASK 0x0040 /* BC */
+#define WM8955_BC_SHIFT 6 /* BC */
+#define WM8955_BC_WIDTH 1 /* BC */
+#define WM8955_BASS_MASK 0x000F /* BASS - [3:0] */
+#define WM8955_BASS_SHIFT 0 /* BASS - [3:0] */
+#define WM8955_BASS_WIDTH 4 /* BASS - [3:0] */
+
+/*
+ * R13 (0x0D) - Treble control
+ */
+#define WM8955_TC 0x0040 /* TC */
+#define WM8955_TC_MASK 0x0040 /* TC */
+#define WM8955_TC_SHIFT 6 /* TC */
+#define WM8955_TC_WIDTH 1 /* TC */
+#define WM8955_TRBL_MASK 0x000F /* TRBL - [3:0] */
+#define WM8955_TRBL_SHIFT 0 /* TRBL - [3:0] */
+#define WM8955_TRBL_WIDTH 4 /* TRBL - [3:0] */
+
+/*
+ * R15 (0x0F) - Reset
+ */
+#define WM8955_RESET_MASK 0x01FF /* RESET - [8:0] */
+#define WM8955_RESET_SHIFT 0 /* RESET - [8:0] */
+#define WM8955_RESET_WIDTH 9 /* RESET - [8:0] */
+
+/*
+ * R23 (0x17) - Additional control (1)
+ */
+#define WM8955_TSDEN 0x0100 /* TSDEN */
+#define WM8955_TSDEN_MASK 0x0100 /* TSDEN */
+#define WM8955_TSDEN_SHIFT 8 /* TSDEN */
+#define WM8955_TSDEN_WIDTH 1 /* TSDEN */
+#define WM8955_VSEL_MASK 0x00C0 /* VSEL - [7:6] */
+#define WM8955_VSEL_SHIFT 6 /* VSEL - [7:6] */
+#define WM8955_VSEL_WIDTH 2 /* VSEL - [7:6] */
+#define WM8955_DMONOMIX_MASK 0x0030 /* DMONOMIX - [5:4] */
+#define WM8955_DMONOMIX_SHIFT 4 /* DMONOMIX - [5:4] */
+#define WM8955_DMONOMIX_WIDTH 2 /* DMONOMIX - [5:4] */
+#define WM8955_DACINV 0x0002 /* DACINV */
+#define WM8955_DACINV_MASK 0x0002 /* DACINV */
+#define WM8955_DACINV_SHIFT 1 /* DACINV */
+#define WM8955_DACINV_WIDTH 1 /* DACINV */
+#define WM8955_TOEN 0x0001 /* TOEN */
+#define WM8955_TOEN_MASK 0x0001 /* TOEN */
+#define WM8955_TOEN_SHIFT 0 /* TOEN */
+#define WM8955_TOEN_WIDTH 1 /* TOEN */
+
+/*
+ * R24 (0x18) - Additional control (2)
+ */
+#define WM8955_OUT3SW_MASK 0x0180 /* OUT3SW - [8:7] */
+#define WM8955_OUT3SW_SHIFT 7 /* OUT3SW - [8:7] */
+#define WM8955_OUT3SW_WIDTH 2 /* OUT3SW - [8:7] */
+#define WM8955_ROUT2INV 0x0010 /* ROUT2INV */
+#define WM8955_ROUT2INV_MASK 0x0010 /* ROUT2INV */
+#define WM8955_ROUT2INV_SHIFT 4 /* ROUT2INV */
+#define WM8955_ROUT2INV_WIDTH 1 /* ROUT2INV */
+#define WM8955_DACOSR 0x0001 /* DACOSR */
+#define WM8955_DACOSR_MASK 0x0001 /* DACOSR */
+#define WM8955_DACOSR_SHIFT 0 /* DACOSR */
+#define WM8955_DACOSR_WIDTH 1 /* DACOSR */
+
+/*
+ * R25 (0x19) - Power Management (1)
+ */
+#define WM8955_VMIDSEL_MASK 0x0180 /* VMIDSEL - [8:7] */
+#define WM8955_VMIDSEL_SHIFT 7 /* VMIDSEL - [8:7] */
+#define WM8955_VMIDSEL_WIDTH 2 /* VMIDSEL - [8:7] */
+#define WM8955_VREF 0x0040 /* VREF */
+#define WM8955_VREF_MASK 0x0040 /* VREF */
+#define WM8955_VREF_SHIFT 6 /* VREF */
+#define WM8955_VREF_WIDTH 1 /* VREF */
+#define WM8955_DIGENB 0x0001 /* DIGENB */
+#define WM8955_DIGENB_MASK 0x0001 /* DIGENB */
+#define WM8955_DIGENB_SHIFT 0 /* DIGENB */
+#define WM8955_DIGENB_WIDTH 1 /* DIGENB */
+
+/*
+ * R26 (0x1A) - Power Management (2)
+ */
+#define WM8955_DACL 0x0100 /* DACL */
+#define WM8955_DACL_MASK 0x0100 /* DACL */
+#define WM8955_DACL_SHIFT 8 /* DACL */
+#define WM8955_DACL_WIDTH 1 /* DACL */
+#define WM8955_DACR 0x0080 /* DACR */
+#define WM8955_DACR_MASK 0x0080 /* DACR */
+#define WM8955_DACR_SHIFT 7 /* DACR */
+#define WM8955_DACR_WIDTH 1 /* DACR */
+#define WM8955_LOUT1 0x0040 /* LOUT1 */
+#define WM8955_LOUT1_MASK 0x0040 /* LOUT1 */
+#define WM8955_LOUT1_SHIFT 6 /* LOUT1 */
+#define WM8955_LOUT1_WIDTH 1 /* LOUT1 */
+#define WM8955_ROUT1 0x0020 /* ROUT1 */
+#define WM8955_ROUT1_MASK 0x0020 /* ROUT1 */
+#define WM8955_ROUT1_SHIFT 5 /* ROUT1 */
+#define WM8955_ROUT1_WIDTH 1 /* ROUT1 */
+#define WM8955_LOUT2 0x0010 /* LOUT2 */
+#define WM8955_LOUT2_MASK 0x0010 /* LOUT2 */
+#define WM8955_LOUT2_SHIFT 4 /* LOUT2 */
+#define WM8955_LOUT2_WIDTH 1 /* LOUT2 */
+#define WM8955_ROUT2 0x0008 /* ROUT2 */
+#define WM8955_ROUT2_MASK 0x0008 /* ROUT2 */
+#define WM8955_ROUT2_SHIFT 3 /* ROUT2 */
+#define WM8955_ROUT2_WIDTH 1 /* ROUT2 */
+#define WM8955_MONO 0x0004 /* MONO */
+#define WM8955_MONO_MASK 0x0004 /* MONO */
+#define WM8955_MONO_SHIFT 2 /* MONO */
+#define WM8955_MONO_WIDTH 1 /* MONO */
+#define WM8955_OUT3 0x0002 /* OUT3 */
+#define WM8955_OUT3_MASK 0x0002 /* OUT3 */
+#define WM8955_OUT3_SHIFT 1 /* OUT3 */
+#define WM8955_OUT3_WIDTH 1 /* OUT3 */
+
+/*
+ * R27 (0x1B) - Additional Control (3)
+ */
+#define WM8955_VROI 0x0040 /* VROI */
+#define WM8955_VROI_MASK 0x0040 /* VROI */
+#define WM8955_VROI_SHIFT 6 /* VROI */
+#define WM8955_VROI_WIDTH 1 /* VROI */
+
+/*
+ * R34 (0x22) - Left out Mix (1)
+ */
+#define WM8955_LD2LO 0x0100 /* LD2LO */
+#define WM8955_LD2LO_MASK 0x0100 /* LD2LO */
+#define WM8955_LD2LO_SHIFT 8 /* LD2LO */
+#define WM8955_LD2LO_WIDTH 1 /* LD2LO */
+#define WM8955_LI2LO 0x0080 /* LI2LO */
+#define WM8955_LI2LO_MASK 0x0080 /* LI2LO */
+#define WM8955_LI2LO_SHIFT 7 /* LI2LO */
+#define WM8955_LI2LO_WIDTH 1 /* LI2LO */
+#define WM8955_LI2LOVOL_MASK 0x0070 /* LI2LOVOL - [6:4] */
+#define WM8955_LI2LOVOL_SHIFT 4 /* LI2LOVOL - [6:4] */
+#define WM8955_LI2LOVOL_WIDTH 3 /* LI2LOVOL - [6:4] */
+
+/*
+ * R35 (0x23) - Left out Mix (2)
+ */
+#define WM8955_RD2LO 0x0100 /* RD2LO */
+#define WM8955_RD2LO_MASK 0x0100 /* RD2LO */
+#define WM8955_RD2LO_SHIFT 8 /* RD2LO */
+#define WM8955_RD2LO_WIDTH 1 /* RD2LO */
+#define WM8955_RI2LO 0x0080 /* RI2LO */
+#define WM8955_RI2LO_MASK 0x0080 /* RI2LO */
+#define WM8955_RI2LO_SHIFT 7 /* RI2LO */
+#define WM8955_RI2LO_WIDTH 1 /* RI2LO */
+#define WM8955_RI2LOVOL_MASK 0x0070 /* RI2LOVOL - [6:4] */
+#define WM8955_RI2LOVOL_SHIFT 4 /* RI2LOVOL - [6:4] */
+#define WM8955_RI2LOVOL_WIDTH 3 /* RI2LOVOL - [6:4] */
+
+/*
+ * R36 (0x24) - Right out Mix (1)
+ */
+#define WM8955_LD2RO 0x0100 /* LD2RO */
+#define WM8955_LD2RO_MASK 0x0100 /* LD2RO */
+#define WM8955_LD2RO_SHIFT 8 /* LD2RO */
+#define WM8955_LD2RO_WIDTH 1 /* LD2RO */
+#define WM8955_LI2RO 0x0080 /* LI2RO */
+#define WM8955_LI2RO_MASK 0x0080 /* LI2RO */
+#define WM8955_LI2RO_SHIFT 7 /* LI2RO */
+#define WM8955_LI2RO_WIDTH 1 /* LI2RO */
+#define WM8955_LI2ROVOL_MASK 0x0070 /* LI2ROVOL - [6:4] */
+#define WM8955_LI2ROVOL_SHIFT 4 /* LI2ROVOL - [6:4] */
+#define WM8955_LI2ROVOL_WIDTH 3 /* LI2ROVOL - [6:4] */
+
+/*
+ * R37 (0x25) - Right Out Mix (2)
+ */
+#define WM8955_RD2RO 0x0100 /* RD2RO */
+#define WM8955_RD2RO_MASK 0x0100 /* RD2RO */
+#define WM8955_RD2RO_SHIFT 8 /* RD2RO */
+#define WM8955_RD2RO_WIDTH 1 /* RD2RO */
+#define WM8955_RI2RO 0x0080 /* RI2RO */
+#define WM8955_RI2RO_MASK 0x0080 /* RI2RO */
+#define WM8955_RI2RO_SHIFT 7 /* RI2RO */
+#define WM8955_RI2RO_WIDTH 1 /* RI2RO */
+#define WM8955_RI2ROVOL_MASK 0x0070 /* RI2ROVOL - [6:4] */
+#define WM8955_RI2ROVOL_SHIFT 4 /* RI2ROVOL - [6:4] */
+#define WM8955_RI2ROVOL_WIDTH 3 /* RI2ROVOL - [6:4] */
+
+/*
+ * R38 (0x26) - Mono out Mix (1)
+ */
+#define WM8955_LD2MO 0x0100 /* LD2MO */
+#define WM8955_LD2MO_MASK 0x0100 /* LD2MO */
+#define WM8955_LD2MO_SHIFT 8 /* LD2MO */
+#define WM8955_LD2MO_WIDTH 1 /* LD2MO */
+#define WM8955_LI2MO 0x0080 /* LI2MO */
+#define WM8955_LI2MO_MASK 0x0080 /* LI2MO */
+#define WM8955_LI2MO_SHIFT 7 /* LI2MO */
+#define WM8955_LI2MO_WIDTH 1 /* LI2MO */
+#define WM8955_LI2MOVOL_MASK 0x0070 /* LI2MOVOL - [6:4] */
+#define WM8955_LI2MOVOL_SHIFT 4 /* LI2MOVOL - [6:4] */
+#define WM8955_LI2MOVOL_WIDTH 3 /* LI2MOVOL - [6:4] */
+#define WM8955_DMEN 0x0001 /* DMEN */
+#define WM8955_DMEN_MASK 0x0001 /* DMEN */
+#define WM8955_DMEN_SHIFT 0 /* DMEN */
+#define WM8955_DMEN_WIDTH 1 /* DMEN */
+
+/*
+ * R39 (0x27) - Mono out Mix (2)
+ */
+#define WM8955_RD2MO 0x0100 /* RD2MO */
+#define WM8955_RD2MO_MASK 0x0100 /* RD2MO */
+#define WM8955_RD2MO_SHIFT 8 /* RD2MO */
+#define WM8955_RD2MO_WIDTH 1 /* RD2MO */
+#define WM8955_RI2MO 0x0080 /* RI2MO */
+#define WM8955_RI2MO_MASK 0x0080 /* RI2MO */
+#define WM8955_RI2MO_SHIFT 7 /* RI2MO */
+#define WM8955_RI2MO_WIDTH 1 /* RI2MO */
+#define WM8955_RI2MOVOL_MASK 0x0070 /* RI2MOVOL - [6:4] */
+#define WM8955_RI2MOVOL_SHIFT 4 /* RI2MOVOL - [6:4] */
+#define WM8955_RI2MOVOL_WIDTH 3 /* RI2MOVOL - [6:4] */
+
+/*
+ * R40 (0x28) - LOUT2 volume
+ */
+#define WM8955_LO2VU 0x0100 /* LO2VU */
+#define WM8955_LO2VU_MASK 0x0100 /* LO2VU */
+#define WM8955_LO2VU_SHIFT 8 /* LO2VU */
+#define WM8955_LO2VU_WIDTH 1 /* LO2VU */
+#define WM8955_LO2ZC 0x0080 /* LO2ZC */
+#define WM8955_LO2ZC_MASK 0x0080 /* LO2ZC */
+#define WM8955_LO2ZC_SHIFT 7 /* LO2ZC */
+#define WM8955_LO2ZC_WIDTH 1 /* LO2ZC */
+#define WM8955_LOUT2VOL_MASK 0x007F /* LOUT2VOL - [6:0] */
+#define WM8955_LOUT2VOL_SHIFT 0 /* LOUT2VOL - [6:0] */
+#define WM8955_LOUT2VOL_WIDTH 7 /* LOUT2VOL - [6:0] */
+
+/*
+ * R41 (0x29) - ROUT2 volume
+ */
+#define WM8955_RO2VU 0x0100 /* RO2VU */
+#define WM8955_RO2VU_MASK 0x0100 /* RO2VU */
+#define WM8955_RO2VU_SHIFT 8 /* RO2VU */
+#define WM8955_RO2VU_WIDTH 1 /* RO2VU */
+#define WM8955_RO2ZC 0x0080 /* RO2ZC */
+#define WM8955_RO2ZC_MASK 0x0080 /* RO2ZC */
+#define WM8955_RO2ZC_SHIFT 7 /* RO2ZC */
+#define WM8955_RO2ZC_WIDTH 1 /* RO2ZC */
+#define WM8955_ROUT2VOL_MASK 0x007F /* ROUT2VOL - [6:0] */
+#define WM8955_ROUT2VOL_SHIFT 0 /* ROUT2VOL - [6:0] */
+#define WM8955_ROUT2VOL_WIDTH 7 /* ROUT2VOL - [6:0] */
+
+/*
+ * R42 (0x2A) - MONOOUT volume
+ */
+#define WM8955_MOZC 0x0080 /* MOZC */
+#define WM8955_MOZC_MASK 0x0080 /* MOZC */
+#define WM8955_MOZC_SHIFT 7 /* MOZC */
+#define WM8955_MOZC_WIDTH 1 /* MOZC */
+#define WM8955_MOUTVOL_MASK 0x007F /* MOUTVOL - [6:0] */
+#define WM8955_MOUTVOL_SHIFT 0 /* MOUTVOL - [6:0] */
+#define WM8955_MOUTVOL_WIDTH 7 /* MOUTVOL - [6:0] */
+
+/*
+ * R43 (0x2B) - Clocking / PLL
+ */
+#define WM8955_MCLKSEL 0x0100 /* MCLKSEL */
+#define WM8955_MCLKSEL_MASK 0x0100 /* MCLKSEL */
+#define WM8955_MCLKSEL_SHIFT 8 /* MCLKSEL */
+#define WM8955_MCLKSEL_WIDTH 1 /* MCLKSEL */
+#define WM8955_PLLOUTDIV2 0x0020 /* PLLOUTDIV2 */
+#define WM8955_PLLOUTDIV2_MASK 0x0020 /* PLLOUTDIV2 */
+#define WM8955_PLLOUTDIV2_SHIFT 5 /* PLLOUTDIV2 */
+#define WM8955_PLLOUTDIV2_WIDTH 1 /* PLLOUTDIV2 */
+#define WM8955_PLL_RB 0x0010 /* PLL_RB */
+#define WM8955_PLL_RB_MASK 0x0010 /* PLL_RB */
+#define WM8955_PLL_RB_SHIFT 4 /* PLL_RB */
+#define WM8955_PLL_RB_WIDTH 1 /* PLL_RB */
+#define WM8955_PLLEN 0x0008 /* PLLEN */
+#define WM8955_PLLEN_MASK 0x0008 /* PLLEN */
+#define WM8955_PLLEN_SHIFT 3 /* PLLEN */
+#define WM8955_PLLEN_WIDTH 1 /* PLLEN */
+
+/*
+ * R44 (0x2C) - PLL Control 1
+ */
+#define WM8955_N_MASK 0x01E0 /* N - [8:5] */
+#define WM8955_N_SHIFT 5 /* N - [8:5] */
+#define WM8955_N_WIDTH 4 /* N - [8:5] */
+#define WM8955_K_21_18_MASK 0x000F /* K(21:18) - [3:0] */
+#define WM8955_K_21_18_SHIFT 0 /* K(21:18) - [3:0] */
+#define WM8955_K_21_18_WIDTH 4 /* K(21:18) - [3:0] */
+
+/*
+ * R45 (0x2D) - PLL Control 2
+ */
+#define WM8955_K_17_9_MASK 0x01FF /* K(17:9) - [8:0] */
+#define WM8955_K_17_9_SHIFT 0 /* K(17:9) - [8:0] */
+#define WM8955_K_17_9_WIDTH 9 /* K(17:9) - [8:0] */
+
+/*
+ * R46 (0x2E) - PLL Control 3
+ */
+#define WM8955_K_8_0_MASK 0x01FF /* K(8:0) - [8:0] */
+#define WM8955_K_8_0_SHIFT 0 /* K(8:0) - [8:0] */
+#define WM8955_K_8_0_WIDTH 9 /* K(8:0) - [8:0] */
+
+/*
+ * R59 (0x3B) - PLL Control 4
+ */
+#define WM8955_KEN 0x0080 /* KEN */
+#define WM8955_KEN_MASK 0x0080 /* KEN */
+#define WM8955_KEN_SHIFT 7 /* KEN */
+#define WM8955_KEN_WIDTH 1 /* KEN */
+
+#endif
diff --git a/sound/soc/codecs/wm8961.c b/sound/soc/codecs/wm8961.c
index a8007d5..d2342c5 100644
--- a/sound/soc/codecs/wm8961.c
+++ b/sound/soc/codecs/wm8961.c
@@ -1022,6 +1022,9 @@
int i;
for (i = 0; i < codec->reg_cache_size; i++) {
+ if (reg_cache[i] == wm8961_reg_defaults[i])
+ continue;
+
if (i == WM8961_SOFTWARE_RESET)
continue;
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 341481e..a54dc77b 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -1319,10 +1319,6 @@
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
- /* we only need to suspend if we are a valid card */
- if (!codec->card)
- return 0;
-
wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -1335,10 +1331,6 @@
u8 data[2];
u16 *cache = codec->reg_cache;
- /* we only need to resume if we are a valid card */
- if (!codec->card)
- return 0;
-
/* Sync reg_cache with the hardware */
for (i = 0; i < ARRAY_SIZE(wm8990_reg); i++) {
if (i + 1 == WM8990_RESET)
diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c
index 2981afa..828d817 100644
--- a/sound/soc/codecs/wm8993.c
+++ b/sound/soc/codecs/wm8993.c
@@ -227,6 +227,7 @@
int class_w_users;
unsigned int fll_fref;
unsigned int fll_fout;
+ int fll_src;
};
static unsigned int wm8993_read_hw(struct snd_soc_codec *codec, u8 reg)
@@ -506,6 +507,7 @@
wm8993->fll_fref = Fref;
wm8993->fll_fout = Fout;
+ wm8993->fll_src = source;
return 0;
}
@@ -1480,9 +1482,74 @@
return 0;
}
+#ifdef CONFIG_PM
+static int wm8993_suspend(struct platform_device *pdev, pm_message_t state)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct wm8993_priv *wm8993 = codec->private_data;
+ int fll_fout = wm8993->fll_fout;
+ int fll_fref = wm8993->fll_fref;
+ int ret;
+
+ /* Stop the FLL in an orderly fashion */
+ ret = wm8993_set_fll(codec->dai, 0, 0, 0, 0);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "Failed to stop FLL\n");
+ return ret;
+ }
+
+ wm8993->fll_fout = fll_fout;
+ wm8993->fll_fref = fll_fref;
+
+ wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+ return 0;
+}
+
+static int wm8993_resume(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = socdev->card->codec;
+ struct wm8993_priv *wm8993 = codec->private_data;
+ u16 *cache = wm8993->reg_cache;
+ int i, ret;
+
+ /* Restore the register settings */
+ for (i = 1; i < WM8993_MAX_REGISTER; i++) {
+ if (cache[i] == wm8993_reg_defaults[i])
+ continue;
+ snd_soc_write(codec, i, cache[i]);
+ }
+
+ wm8993_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ /* Restart the FLL? */
+ if (wm8993->fll_fout) {
+ int fll_fout = wm8993->fll_fout;
+ int fll_fref = wm8993->fll_fref;
+
+ wm8993->fll_fref = 0;
+ wm8993->fll_fout = 0;
+
+ ret = wm8993_set_fll(codec->dai, 0, wm8993->fll_src,
+ fll_fref, fll_fout);
+ if (ret != 0)
+ dev_err(codec->dev, "Failed to restart FLL\n");
+ }
+
+ return 0;
+}
+#else
+#define wm8993_suspend NULL
+#define wm8993_resume NULL
+#endif
+
struct snd_soc_codec_device soc_codec_dev_wm8993 = {
.probe = wm8993_probe,
.remove = wm8993_remove,
+ .suspend = wm8993_suspend,
+ .resume = wm8993_resume,
};
EXPORT_SYMBOL_GPL(soc_codec_dev_wm8993);
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index 0a302e1..a613bbb 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -767,14 +767,27 @@
int ret = 0;
switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
+ if (!dev->clk_active) {
+ clk_enable(dev->clk);
+ dev->clk_active = 1;
+ }
+ /* Fall through */
+ case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
davinci_mcasp_start(dev, substream->stream);
break;
- case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
+ davinci_mcasp_stop(dev, substream->stream);
+ if (dev->clk_active) {
+ clk_disable(dev->clk);
+ dev->clk_active = 0;
+ }
+
+ break;
+
+ case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
davinci_mcasp_stop(dev, substream->stream);
break;
@@ -866,6 +879,7 @@
}
clk_enable(dev->clk);
+ dev->clk_active = 1;
dev->base = (void __iomem *)IO_ADDRESS(mem->start);
dev->op_mode = pdata->op_mode;
diff --git a/sound/soc/davinci/davinci-mcasp.h b/sound/soc/davinci/davinci-mcasp.h
index 582c924..e755b51 100644
--- a/sound/soc/davinci/davinci-mcasp.h
+++ b/sound/soc/davinci/davinci-mcasp.h
@@ -44,6 +44,7 @@
int sample_rate;
struct clk *clk;
unsigned int codec_fmt;
+ u8 clk_active;
/* McASP specific data */
int tdm_slots;
diff --git a/sound/soc/davinci/davinci-pcm.c b/sound/soc/davinci/davinci-pcm.c
index ad4d7f4..80c7fdf 100644
--- a/sound/soc/davinci/davinci-pcm.c
+++ b/sound/soc/davinci/davinci-pcm.c
@@ -49,7 +49,7 @@
static struct snd_pcm_hardware pcm_hardware_playback = {
.info = (SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_PAUSE),
+ SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME),
.formats = (SNDRV_PCM_FMTBIT_S16_LE),
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 |
diff --git a/sound/soc/s3c24xx/s3c64xx-i2s.c b/sound/soc/s3c24xx/s3c64xx-i2s.c
index cc7edb5..93ed3aa 100644
--- a/sound/soc/s3c24xx/s3c64xx-i2s.c
+++ b/sound/soc/s3c24xx/s3c64xx-i2s.c
@@ -15,16 +15,10 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
-#include <linux/delay.h>
#include <linux/clk.h>
-#include <linux/kernel.h>
#include <linux/gpio.h>
#include <linux/io.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
#include <sound/soc.h>
#include <plat/regs-s3c2412-iis.h>
@@ -38,6 +32,11 @@
#include "s3c-dma.h"
#include "s3c64xx-i2s.h"
+/* The value should be set to maximum of the total number
+ * of I2Sv3 controllers that any supported SoC has.
+ */
+#define MAX_I2SV3 2
+
static struct s3c2410_dma_client s3c64xx_dma_client_out = {
.name = "I2S PCM Stereo out"
};
@@ -46,37 +45,12 @@
.name = "I2S PCM Stereo in"
};
-static struct s3c_dma_params s3c64xx_i2s_pcm_stereo_out[2] = {
- [0] = {
- .channel = DMACH_I2S0_OUT,
- .client = &s3c64xx_dma_client_out,
- .dma_addr = S3C64XX_PA_IIS0 + S3C2412_IISTXD,
- .dma_size = 4,
- },
- [1] = {
- .channel = DMACH_I2S1_OUT,
- .client = &s3c64xx_dma_client_out,
- .dma_addr = S3C64XX_PA_IIS1 + S3C2412_IISTXD,
- .dma_size = 4,
- },
-};
+static struct s3c_dma_params s3c64xx_i2s_pcm_stereo_out[MAX_I2SV3];
+static struct s3c_dma_params s3c64xx_i2s_pcm_stereo_in[MAX_I2SV3];
+static struct s3c_i2sv2_info s3c64xx_i2s[MAX_I2SV3];
-static struct s3c_dma_params s3c64xx_i2s_pcm_stereo_in[2] = {
- [0] = {
- .channel = DMACH_I2S0_IN,
- .client = &s3c64xx_dma_client_in,
- .dma_addr = S3C64XX_PA_IIS0 + S3C2412_IISRXD,
- .dma_size = 4,
- },
- [1] = {
- .channel = DMACH_I2S1_IN,
- .client = &s3c64xx_dma_client_in,
- .dma_addr = S3C64XX_PA_IIS1 + S3C2412_IISRXD,
- .dma_size = 4,
- },
-};
-
-static struct s3c_i2sv2_info s3c64xx_i2s[2];
+struct snd_soc_dai s3c64xx_i2s_dai[MAX_I2SV3];
+EXPORT_SYMBOL_GPL(s3c64xx_i2s_dai);
static inline struct s3c_i2sv2_info *to_info(struct snd_soc_dai *cpu_dai)
{
@@ -169,55 +143,13 @@
.set_sysclk = s3c64xx_i2s_set_sysclk,
};
-struct snd_soc_dai s3c64xx_i2s_dai[] = {
- {
- .name = "s3c64xx-i2s",
- .id = 0,
- .probe = s3c64xx_i2s_probe,
- .playback = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = S3C64XX_I2S_RATES,
- .formats = S3C64XX_I2S_FMTS,
- },
- .capture = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = S3C64XX_I2S_RATES,
- .formats = S3C64XX_I2S_FMTS,
- },
- .ops = &s3c64xx_i2s_dai_ops,
- .symmetric_rates = 1,
- },
- {
- .name = "s3c64xx-i2s",
- .id = 1,
- .probe = s3c64xx_i2s_probe,
- .playback = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = S3C64XX_I2S_RATES,
- .formats = S3C64XX_I2S_FMTS,
- },
- .capture = {
- .channels_min = 2,
- .channels_max = 2,
- .rates = S3C64XX_I2S_RATES,
- .formats = S3C64XX_I2S_FMTS,
- },
- .ops = &s3c64xx_i2s_dai_ops,
- .symmetric_rates = 1,
- },
-};
-EXPORT_SYMBOL_GPL(s3c64xx_i2s_dai);
-
static __devinit int s3c64xx_iis_dev_probe(struct platform_device *pdev)
{
struct s3c_i2sv2_info *i2s;
struct snd_soc_dai *dai;
int ret;
- if (pdev->id >= ARRAY_SIZE(s3c64xx_i2s)) {
+ if (pdev->id >= MAX_I2SV3) {
dev_err(&pdev->dev, "id %d out of range\n", pdev->id);
return -EINVAL;
}
@@ -225,10 +157,40 @@
i2s = &s3c64xx_i2s[pdev->id];
dai = &s3c64xx_i2s_dai[pdev->id];
dai->dev = &pdev->dev;
+ dai->name = "s3c64xx-i2s";
+ dai->id = pdev->id;
+ dai->symmetric_rates = 1;
+ dai->playback.channels_min = 2;
+ dai->playback.channels_max = 2;
+ dai->playback.rates = S3C64XX_I2S_RATES;
+ dai->playback.formats = S3C64XX_I2S_FMTS;
+ dai->capture.channels_min = 2;
+ dai->capture.channels_max = 2;
+ dai->capture.rates = S3C64XX_I2S_RATES;
+ dai->capture.formats = S3C64XX_I2S_FMTS;
+ dai->probe = s3c64xx_i2s_probe;
+ dai->ops = &s3c64xx_i2s_dai_ops;
i2s->dma_capture = &s3c64xx_i2s_pcm_stereo_in[pdev->id];
i2s->dma_playback = &s3c64xx_i2s_pcm_stereo_out[pdev->id];
+ if (pdev->id == 0) {
+ i2s->dma_capture->channel = DMACH_I2S0_IN;
+ i2s->dma_capture->dma_addr = S3C64XX_PA_IIS0 + S3C2412_IISRXD;
+ i2s->dma_playback->channel = DMACH_I2S0_OUT;
+ i2s->dma_playback->dma_addr = S3C64XX_PA_IIS0 + S3C2412_IISTXD;
+ } else {
+ i2s->dma_capture->channel = DMACH_I2S1_IN;
+ i2s->dma_capture->dma_addr = S3C64XX_PA_IIS1 + S3C2412_IISRXD;
+ i2s->dma_playback->channel = DMACH_I2S1_OUT;
+ i2s->dma_playback->dma_addr = S3C64XX_PA_IIS1 + S3C2412_IISTXD;
+ }
+
+ i2s->dma_capture->client = &s3c64xx_dma_client_in;
+ i2s->dma_capture->dma_size = 4;
+ i2s->dma_playback->client = &s3c64xx_dma_client_out;
+ i2s->dma_playback->dma_size = 4;
+
i2s->iis_cclk = clk_get(&pdev->dev, "audio-bus");
if (IS_ERR(i2s->iis_cclk)) {
dev_err(&pdev->dev, "failed to get audio-bus\n");
diff --git a/sound/soc/sh/Kconfig b/sound/soc/sh/Kconfig
index 9e69765..8072a6d 100644
--- a/sound/soc/sh/Kconfig
+++ b/sound/soc/sh/Kconfig
@@ -47,4 +47,12 @@
This option enables generic sound support for the
FSI - AK4642 unit
+config SND_FSI_DA7210
+ bool "FSI-DA7210 sound support"
+ depends on SND_SOC_SH4_FSI
+ select SND_SOC_DA7210
+ help
+ This option enables generic sound support for the
+ FSI - DA7210 unit
+
endmenu
diff --git a/sound/soc/sh/Makefile b/sound/soc/sh/Makefile
index a699787..1d0ec0a 100644
--- a/sound/soc/sh/Makefile
+++ b/sound/soc/sh/Makefile
@@ -13,6 +13,8 @@
## boards
snd-soc-sh7760-ac97-objs := sh7760-ac97.o
snd-soc-fsi-ak4642-objs := fsi-ak4642.o
+snd-soc-fsi-da7210-objs := fsi-da7210.o
obj-$(CONFIG_SND_SH7760_AC97) += snd-soc-sh7760-ac97.o
obj-$(CONFIG_SND_FSI_AK4642) += snd-soc-fsi-ak4642.o
+obj-$(CONFIG_SND_FSI_DA7210) += snd-soc-fsi-da7210.o
diff --git a/sound/soc/sh/fsi-da7210.c b/sound/soc/sh/fsi-da7210.c
new file mode 100644
index 0000000..33b4d17
--- /dev/null
+++ b/sound/soc/sh/fsi-da7210.c
@@ -0,0 +1,83 @@
+/*
+ * fsi-da7210.c
+ *
+ * Copyright (C) 2009 Renesas Solutions Corp.
+ * Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/i2c.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+
+#include <sound/sh_fsi.h>
+#include "../codecs/da7210.h"
+
+static int fsi_da7210_init(struct snd_soc_codec *codec)
+{
+ return snd_soc_dai_set_fmt(&da7210_dai,
+ SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM);
+}
+
+static struct snd_soc_dai_link fsi_da7210_dai = {
+ .name = "DA7210",
+ .stream_name = "DA7210",
+ .cpu_dai = &fsi_soc_dai[1], /* FSI B */
+ .codec_dai = &da7210_dai,
+ .init = fsi_da7210_init,
+};
+
+static struct snd_soc_card fsi_soc_card = {
+ .name = "FSI",
+ .platform = &fsi_soc_platform,
+ .dai_link = &fsi_da7210_dai,
+ .num_links = 1,
+};
+
+static struct snd_soc_device fsi_da7210_snd_devdata = {
+ .card = &fsi_soc_card,
+ .codec_dev = &soc_codec_dev_da7210,
+};
+
+static struct platform_device *fsi_da7210_snd_device;
+
+static int __init fsi_da7210_sound_init(void)
+{
+ int ret;
+
+ fsi_da7210_snd_device = platform_device_alloc("soc-audio", -1);
+ if (!fsi_da7210_snd_device)
+ return -ENOMEM;
+
+ platform_set_drvdata(fsi_da7210_snd_device, &fsi_da7210_snd_devdata);
+ fsi_da7210_snd_devdata.dev = &fsi_da7210_snd_device->dev;
+ ret = platform_device_add(fsi_da7210_snd_device);
+ if (ret)
+ platform_device_put(fsi_da7210_snd_device);
+
+ return ret;
+}
+
+static void __exit fsi_da7210_sound_exit(void)
+{
+ platform_device_unregister(fsi_da7210_snd_device);
+}
+
+module_init(fsi_da7210_sound_init);
+module_exit(fsi_da7210_sound_exit);
+
+/* Module information */
+MODULE_DESCRIPTION("ALSA SoC FSI DA2710");
+MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 42813b8..5f9f269 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -67,6 +67,7 @@
/* DOFF_ST */
#define ERR_OVER 0x00000010
#define ERR_UNDER 0x00000001
+#define ST_ERR (ERR_OVER | ERR_UNDER)
/* CLK_RST */
#define B_CLK 0x00000010
@@ -92,6 +93,7 @@
struct fsi_priv {
void __iomem *base;
struct snd_pcm_substream *substream;
+ struct fsi_master *master;
int fifo_max;
int chan;
@@ -110,8 +112,6 @@
struct sh_fsi_platform_info *info;
};
-static struct fsi_master *master;
-
/************************************************************************
@@ -166,7 +166,7 @@
return __fsi_reg_mask_set((u32)(fsi->base + reg), mask, data);
}
-static int fsi_master_write(u32 reg, u32 data)
+static int fsi_master_write(struct fsi_master *master, u32 reg, u32 data)
{
if ((reg < MREG_START) ||
(reg > MREG_END))
@@ -175,7 +175,7 @@
return __fsi_reg_write((u32)(master->base + reg), data);
}
-static u32 fsi_master_read(u32 reg)
+static u32 fsi_master_read(struct fsi_master *master, u32 reg)
{
if ((reg < MREG_START) ||
(reg > MREG_END))
@@ -184,7 +184,8 @@
return __fsi_reg_read((u32)(master->base + reg));
}
-static int fsi_master_mask_set(u32 reg, u32 mask, u32 data)
+static int fsi_master_mask_set(struct fsi_master *master,
+ u32 reg, u32 mask, u32 data)
{
if ((reg < MREG_START) ||
(reg > MREG_END))
@@ -200,43 +201,35 @@
************************************************************************/
-static struct fsi_priv *fsi_get(struct snd_pcm_substream *substream)
+static struct fsi_master *fsi_get_master(struct fsi_priv *fsi)
{
- struct snd_soc_pcm_runtime *rtd;
- struct fsi_priv *fsi = NULL;
-
- if (!substream || !master)
- return NULL;
-
- rtd = substream->private_data;
- switch (rtd->dai->cpu_dai->id) {
- case 0:
- fsi = &master->fsia;
- break;
- case 1:
- fsi = &master->fsib;
- break;
- }
-
- return fsi;
+ return fsi->master;
}
static int fsi_is_port_a(struct fsi_priv *fsi)
{
- /* return
- * 1 : port a
- * 0 : port b
- */
+ return fsi->master->base == fsi->base;
+}
- if (fsi == &master->fsia)
- return 1;
+static struct snd_soc_dai *fsi_get_dai(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai_link *machine = rtd->dai;
- return 0;
+ return machine->cpu_dai;
+}
+
+static struct fsi_priv *fsi_get_priv(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_dai *dai = fsi_get_dai(substream);
+
+ return dai->private_data;
}
static u32 fsi_get_info_flags(struct fsi_priv *fsi)
{
int is_porta = fsi_is_port_a(fsi);
+ struct fsi_master *master = fsi_get_master(fsi);
return is_porta ? master->info->porta_flags :
master->info->portb_flags;
@@ -314,27 +307,30 @@
static void fsi_irq_enable(struct fsi_priv *fsi, int is_play)
{
u32 data = fsi_port_ab_io_bit(fsi, is_play);
+ struct fsi_master *master = fsi_get_master(fsi);
- fsi_master_mask_set(IMSK, data, data);
- fsi_master_mask_set(IEMSK, data, data);
+ fsi_master_mask_set(master, IMSK, data, data);
+ fsi_master_mask_set(master, IEMSK, data, data);
}
static void fsi_irq_disable(struct fsi_priv *fsi, int is_play)
{
u32 data = fsi_port_ab_io_bit(fsi, is_play);
+ struct fsi_master *master = fsi_get_master(fsi);
- fsi_master_mask_set(IMSK, data, 0);
- fsi_master_mask_set(IEMSK, data, 0);
+ fsi_master_mask_set(master, IMSK, data, 0);
+ fsi_master_mask_set(master, IEMSK, data, 0);
}
static void fsi_clk_ctrl(struct fsi_priv *fsi, int enable)
{
u32 val = fsi_is_port_a(fsi) ? (1 << 0) : (1 << 4);
+ struct fsi_master *master = fsi_get_master(fsi);
if (enable)
- fsi_master_mask_set(CLK_RST, val, val);
+ fsi_master_mask_set(master, CLK_RST, val, val);
else
- fsi_master_mask_set(CLK_RST, val, 0);
+ fsi_master_mask_set(master, CLK_RST, val, 0);
}
static void fsi_irq_init(struct fsi_priv *fsi, int is_play)
@@ -355,23 +351,23 @@
fsi_reg_mask_set(fsi, ctrl, FIFO_CLR, FIFO_CLR);
/* clear interrupt factor */
- fsi_master_mask_set(INT_ST, data, 0);
+ fsi_master_mask_set(fsi_get_master(fsi), INT_ST, data, 0);
}
-static void fsi_soft_all_reset(void)
+static void fsi_soft_all_reset(struct fsi_master *master)
{
- u32 status = fsi_master_read(SOFT_RST);
+ u32 status = fsi_master_read(master, SOFT_RST);
/* port AB reset */
status &= 0x000000ff;
- fsi_master_write(SOFT_RST, status);
+ fsi_master_write(master, SOFT_RST, status);
mdelay(10);
/* soft reset */
status &= 0x000000f0;
- fsi_master_write(SOFT_RST, status);
+ fsi_master_write(master, SOFT_RST, status);
status |= 0x00000001;
- fsi_master_write(SOFT_RST, status);
+ fsi_master_write(master, SOFT_RST, status);
mdelay(10);
}
@@ -380,18 +376,21 @@
{
struct snd_pcm_runtime *runtime;
struct snd_pcm_substream *substream = NULL;
+ u32 status;
int send;
int fifo_free;
int width;
u8 *start;
- int i;
+ int i, ret, over_period;
if (!fsi ||
!fsi->substream ||
!fsi->substream->runtime)
return -EINVAL;
- runtime = fsi->substream->runtime;
+ over_period = 0;
+ substream = fsi->substream;
+ runtime = substream->runtime;
/* FSI FIFO has limit.
* So, this driver can not send periods data at a time
@@ -399,7 +398,7 @@
if (fsi->byte_offset >=
fsi->period_len * (fsi->periods + 1)) {
- substream = fsi->substream;
+ over_period = 1;
fsi->periods = (fsi->periods + 1) % runtime->periods;
if (0 == fsi->periods)
@@ -438,30 +437,42 @@
fsi->byte_offset += send * width;
+ ret = 0;
+ status = fsi_reg_read(fsi, DOFF_ST);
+ if (status & ERR_OVER) {
+ struct snd_soc_dai *dai = fsi_get_dai(substream);
+ dev_err(dai->dev, "over run error\n");
+ fsi_reg_write(fsi, DOFF_ST, status & ~ST_ERR);
+ ret = -EIO;
+ }
+
fsi_irq_enable(fsi, 1);
- if (substream)
+ if (over_period)
snd_pcm_period_elapsed(substream);
- return 0;
+ return ret;
}
static int fsi_data_pop(struct fsi_priv *fsi)
{
struct snd_pcm_runtime *runtime;
struct snd_pcm_substream *substream = NULL;
+ u32 status;
int free;
int fifo_fill;
int width;
u8 *start;
- int i;
+ int i, ret, over_period;
if (!fsi ||
!fsi->substream ||
!fsi->substream->runtime)
return -EINVAL;
- runtime = fsi->substream->runtime;
+ over_period = 0;
+ substream = fsi->substream;
+ runtime = substream->runtime;
/* FSI FIFO has limit.
* So, this driver can not send periods data at a time
@@ -469,7 +480,7 @@
if (fsi->byte_offset >=
fsi->period_len * (fsi->periods + 1)) {
- substream = fsi->substream;
+ over_period = 1;
fsi->periods = (fsi->periods + 1) % runtime->periods;
if (0 == fsi->periods)
@@ -507,22 +518,32 @@
fsi->byte_offset += fifo_fill * width;
+ ret = 0;
+ status = fsi_reg_read(fsi, DIFF_ST);
+ if (status & ERR_UNDER) {
+ struct snd_soc_dai *dai = fsi_get_dai(substream);
+ dev_err(dai->dev, "under run error\n");
+ fsi_reg_write(fsi, DIFF_ST, status & ~ST_ERR);
+ ret = -EIO;
+ }
+
fsi_irq_enable(fsi, 0);
- if (substream)
+ if (over_period)
snd_pcm_period_elapsed(substream);
- return 0;
+ return ret;
}
static irqreturn_t fsi_interrupt(int irq, void *data)
{
- u32 status = fsi_master_read(SOFT_RST) & ~0x00000010;
- u32 int_st = fsi_master_read(INT_ST);
+ struct fsi_master *master = data;
+ u32 status = fsi_master_read(master, SOFT_RST) & ~0x00000010;
+ u32 int_st = fsi_master_read(master, INT_ST);
/* clear irq status */
- fsi_master_write(SOFT_RST, status);
- fsi_master_write(SOFT_RST, status | 0x00000010);
+ fsi_master_write(master, SOFT_RST, status);
+ fsi_master_write(master, SOFT_RST, status | 0x00000010);
if (int_st & INT_A_OUT)
fsi_data_push(&master->fsia);
@@ -533,7 +554,7 @@
if (int_st & INT_B_IN)
fsi_data_pop(&master->fsib);
- fsi_master_write(INT_ST, 0x0000000);
+ fsi_master_write(master, INT_ST, 0x0000000);
return IRQ_HANDLED;
}
@@ -548,7 +569,7 @@
static int fsi_dai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct fsi_priv *fsi = fsi_get(substream);
+ struct fsi_priv *fsi = fsi_get_priv(substream);
const char *msg;
u32 flags = fsi_get_info_flags(fsi);
u32 fmt;
@@ -667,7 +688,7 @@
static void fsi_dai_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
- struct fsi_priv *fsi = fsi_get(substream);
+ struct fsi_priv *fsi = fsi_get_priv(substream);
int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
fsi_irq_disable(fsi, is_play);
@@ -679,7 +700,7 @@
static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
- struct fsi_priv *fsi = fsi_get(substream);
+ struct fsi_priv *fsi = fsi_get_priv(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
int ret = 0;
@@ -760,7 +781,7 @@
static snd_pcm_uframes_t fsi_pointer(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct fsi_priv *fsi = fsi_get(substream);
+ struct fsi_priv *fsi = fsi_get_priv(substream);
long location;
location = (fsi->byte_offset - 1);
@@ -870,10 +891,16 @@
************************************************************************/
static int fsi_probe(struct platform_device *pdev)
{
+ struct fsi_master *master;
struct resource *res;
unsigned int irq;
int ret;
+ if (0 != pdev->id) {
+ dev_err(&pdev->dev, "current fsi support id 0 only now\n");
+ return -ENODEV;
+ }
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
irq = platform_get_irq(pdev, 0);
if (!res || (int)irq <= 0) {
@@ -899,15 +926,19 @@
master->irq = irq;
master->info = pdev->dev.platform_data;
master->fsia.base = master->base;
+ master->fsia.master = master;
master->fsib.base = master->base + 0x40;
+ master->fsib.master = master;
pm_runtime_enable(&pdev->dev);
pm_runtime_resume(&pdev->dev);
fsi_soc_dai[0].dev = &pdev->dev;
+ fsi_soc_dai[0].private_data = &master->fsia;
fsi_soc_dai[1].dev = &pdev->dev;
+ fsi_soc_dai[1].private_data = &master->fsib;
- fsi_soft_all_reset();
+ fsi_soft_all_reset(master);
ret = request_irq(irq, &fsi_interrupt, IRQF_DISABLED, "fsi", master);
if (ret) {
@@ -937,6 +968,10 @@
static int fsi_remove(struct platform_device *pdev)
{
+ struct fsi_master *master;
+
+ master = fsi_get_master(fsi_soc_dai[0].private_data);
+
snd_soc_unregister_dais(fsi_soc_dai, ARRAY_SIZE(fsi_soc_dai));
snd_soc_unregister_platform(&fsi_soc_platform);
@@ -946,7 +981,12 @@
iounmap(master->base);
kfree(master);
- master = NULL;
+
+ fsi_soc_dai[0].dev = NULL;
+ fsi_soc_dai[0].private_data = NULL;
+ fsi_soc_dai[1].dev = NULL;
+ fsi_soc_dai[1].private_data = NULL;
+
return 0;
}
diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c
index d2505e8..02c2357 100644
--- a/sound/soc/soc-cache.c
+++ b/sound/soc/soc-cache.c
@@ -182,7 +182,7 @@
{
.addr_bits = 7, .data_bits = 9,
.write = snd_soc_7_9_write, .read = snd_soc_7_9_read,
- .spi_write = snd_soc_7_9_spi_write
+ .spi_write = snd_soc_7_9_spi_write,
},
{
.addr_bits = 8, .data_bits = 8,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 0a6440c..9085b40 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1276,8 +1276,8 @@
codec_dai->codec = card->codec;
/* check client and interface hw capabilities */
- sprintf(new_name, "%s %s-%d", dai_link->stream_name, codec_dai->name,
- num);
+ snprintf(new_name, sizeof(new_name), "%s %s-%d",
+ dai_link->stream_name, codec_dai->name, num);
if (codec_dai->playback.channels_min)
playback = 1;
@@ -1427,9 +1427,9 @@
*
* Returns 1 for change else 0.
*/
-static int snd_soc_update_bits_locked(struct snd_soc_codec *codec,
- unsigned short reg, unsigned int mask,
- unsigned int value)
+int snd_soc_update_bits_locked(struct snd_soc_codec *codec,
+ unsigned short reg, unsigned int mask,
+ unsigned int value)
{
int change;
@@ -1439,6 +1439,7 @@
return change;
}
+EXPORT_SYMBOL_GPL(snd_soc_update_bits_locked);
/**
* snd_soc_test_bits - test register for change
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 0d294ef..de22c2f 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -739,6 +739,8 @@
struct snd_soc_dapm_widget *b,
int sort[])
{
+ if (a->codec != b->codec)
+ return (unsigned long)a - (unsigned long)b;
if (sort[a->id] != sort[b->id])
return sort[a->id] - sort[b->id];
if (a->reg != b->reg)
@@ -1147,9 +1149,16 @@
out = is_connected_output_ep(w);
dapm_clear_walk(w->codec);
- ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d\n",
+ ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d",
w->name, w->power ? "On" : "Off", in, out);
+ if (w->reg >= 0)
+ ret += snprintf(buf + ret, PAGE_SIZE - ret,
+ " - R%d(0x%x) bit %d",
+ w->reg, w->reg, w->shift);
+
+ ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n");
+
if (w->sname)
ret += snprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n",
w->sname,
@@ -1255,8 +1264,7 @@
/* test and update the power status of a mixer or switch widget */
static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
- struct snd_kcontrol *kcontrol, int reg,
- int val_mask, int val, int invert)
+ struct snd_kcontrol *kcontrol, int connect)
{
struct snd_soc_dapm_path *path;
int found = 0;
@@ -1266,9 +1274,6 @@
widget->id != snd_soc_dapm_switch)
return -ENODEV;
- if (!snd_soc_test_bits(widget->codec, reg, val_mask, val))
- return 0;
-
/* find dapm widget path assoc with kcontrol */
list_for_each_entry(path, &widget->codec->dapm_paths, list) {
if (path->kcontrol != kcontrol)
@@ -1276,12 +1281,7 @@
/* found, now check type */
found = 1;
- if (val)
- /* new connection */
- path->connect = invert ? 0:1;
- else
- /* old connection must be powered down */
- path->connect = invert ? 1:0;
+ path->connect = connect;
break;
}
@@ -1688,6 +1688,7 @@
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val, val2, val_mask;
+ int connect;
int ret;
val = (ucontrol->value.integer.value[0] & mask);
@@ -1714,7 +1715,17 @@
return 1;
}
- dapm_mixer_update_power(widget, kcontrol, reg, val_mask, val, invert);
+ if (snd_soc_test_bits(widget->codec, reg, val_mask, val)) {
+ if (val)
+ /* new connection */
+ connect = invert ? 0:1;
+ else
+ /* old connection must be powered down */
+ connect = invert ? 1:0;
+
+ dapm_mixer_update_power(widget, kcontrol, connect);
+ }
+
if (widget->event) {
if (widget->event_flags & SND_SOC_DAPM_PRE_REG) {
ret = widget->event(widget, kcontrol,
