| /* |
| * Copyright 2008 Juergen Beisert, kernel@pengutronix.de |
| * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de |
| * Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch |
| * |
| * Initial development of this code was funded by |
| * Phytec Messtechnik GmbH, http://www.phytec.de |
| * |
| * 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. |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| * MA 02110-1301, USA. |
| */ |
| #include <linux/module.h> |
| #include <linux/device.h> |
| #include <linux/of.h> |
| #include <linux/mfd/mc13xxx.h> |
| #include <linux/slab.h> |
| #include <sound/core.h> |
| #include <sound/control.h> |
| #include <sound/pcm.h> |
| #include <sound/soc.h> |
| #include <sound/initval.h> |
| #include <sound/soc-dapm.h> |
| #include <linux/regmap.h> |
| |
| #include "mc13783.h" |
| |
| #define AUDIO_RX0_ALSPEN (1 << 5) |
| #define AUDIO_RX0_ALSPSEL (1 << 7) |
| #define AUDIO_RX0_ADDCDC (1 << 21) |
| #define AUDIO_RX0_ADDSTDC (1 << 22) |
| #define AUDIO_RX0_ADDRXIN (1 << 23) |
| |
| #define AUDIO_RX1_PGARXEN (1 << 0); |
| #define AUDIO_RX1_PGASTEN (1 << 5) |
| #define AUDIO_RX1_ARXINEN (1 << 10) |
| |
| #define AUDIO_TX_AMC1REN (1 << 5) |
| #define AUDIO_TX_AMC1LEN (1 << 7) |
| #define AUDIO_TX_AMC2EN (1 << 9) |
| #define AUDIO_TX_ATXINEN (1 << 11) |
| #define AUDIO_TX_RXINREC (1 << 13) |
| |
| #define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2) |
| #define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4) |
| #define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6) |
| #define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8) |
| #define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10) |
| #define SSI_NETWORK_CDCFSDLY(x) (1 << 11) |
| #define SSI_NETWORK_DAC_SLOTS_8 (1 << 12) |
| #define SSI_NETWORK_DAC_SLOTS_4 (2 << 12) |
| #define SSI_NETWORK_DAC_SLOTS_2 (3 << 12) |
| #define SSI_NETWORK_DAC_SLOT_MASK (3 << 12) |
| #define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14) |
| #define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14) |
| #define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14) |
| #define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14) |
| #define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14) |
| #define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16) |
| #define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18) |
| #define SSI_NETWORK_STDCSUMGAIN (1 << 20) |
| |
| /* |
| * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same |
| * register layout |
| */ |
| #define AUDIO_SSI_SEL (1 << 0) |
| #define AUDIO_CLK_SEL (1 << 1) |
| #define AUDIO_CSM (1 << 2) |
| #define AUDIO_BCL_INV (1 << 3) |
| #define AUDIO_CFS_INV (1 << 4) |
| #define AUDIO_CFS(x) (((x) & 0x3) << 5) |
| #define AUDIO_CLK(x) (((x) & 0x7) << 7) |
| #define AUDIO_C_EN (1 << 11) |
| #define AUDIO_C_CLK_EN (1 << 12) |
| #define AUDIO_C_RESET (1 << 15) |
| |
| #define AUDIO_CODEC_CDCFS8K16K (1 << 10) |
| #define AUDIO_DAC_CFS_DLY_B (1 << 10) |
| |
| struct mc13783_priv { |
| struct mc13xxx *mc13xxx; |
| struct regmap *regmap; |
| |
| enum mc13783_ssi_port adc_ssi_port; |
| enum mc13783_ssi_port dac_ssi_port; |
| }; |
| |
| /* Mapping between sample rates and register value */ |
| static unsigned int mc13783_rates[] = { |
| 8000, 11025, 12000, 16000, |
| 22050, 24000, 32000, 44100, |
| 48000, 64000, 96000 |
| }; |
| |
| static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params, |
| struct snd_soc_dai *dai) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| unsigned int rate = params_rate(params); |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) { |
| if (rate == mc13783_rates[i]) { |
| snd_soc_update_bits(codec, MC13783_AUDIO_DAC, |
| 0xf << 17, i << 17); |
| return 0; |
| } |
| } |
| |
| return -EINVAL; |
| } |
| |
| static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params, |
| struct snd_soc_dai *dai) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| unsigned int rate = params_rate(params); |
| unsigned int val; |
| |
| switch (rate) { |
| case 8000: |
| val = 0; |
| break; |
| case 16000: |
| val = AUDIO_CODEC_CDCFS8K16K; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K, |
| val); |
| |
| return 0; |
| } |
| |
| static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream, |
| struct snd_pcm_hw_params *params, |
| struct snd_soc_dai *dai) |
| { |
| if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) |
| return mc13783_pcm_hw_params_dac(substream, params, dai); |
| else |
| return mc13783_pcm_hw_params_codec(substream, params, dai); |
| } |
| |
| static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt, |
| unsigned int reg) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| unsigned int val = 0; |
| unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV | |
| AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET; |
| |
| |
| /* DAI mode */ |
| switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| case SND_SOC_DAIFMT_I2S: |
| val |= AUDIO_CFS(2); |
| break; |
| case SND_SOC_DAIFMT_DSP_A: |
| val |= AUDIO_CFS(1); |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| /* DAI clock inversion */ |
| switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
| case SND_SOC_DAIFMT_NB_NF: |
| val |= AUDIO_BCL_INV; |
| break; |
| case SND_SOC_DAIFMT_NB_IF: |
| val |= AUDIO_BCL_INV | AUDIO_CFS_INV; |
| break; |
| case SND_SOC_DAIFMT_IB_NF: |
| break; |
| case SND_SOC_DAIFMT_IB_IF: |
| val |= AUDIO_CFS_INV; |
| break; |
| } |
| |
| /* DAI clock master masks */ |
| switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| case SND_SOC_DAIFMT_CBM_CFM: |
| val |= AUDIO_C_CLK_EN; |
| break; |
| case SND_SOC_DAIFMT_CBS_CFS: |
| val |= AUDIO_CSM; |
| break; |
| case SND_SOC_DAIFMT_CBM_CFS: |
| case SND_SOC_DAIFMT_CBS_CFM: |
| return -EINVAL; |
| } |
| |
| val |= AUDIO_C_RESET; |
| |
| snd_soc_update_bits(codec, reg, mask, val); |
| |
| return 0; |
| } |
| |
| static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt) |
| { |
| if (dai->id == MC13783_ID_STEREO_DAC) |
| return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); |
| else |
| return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); |
| } |
| |
| static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt) |
| { |
| int ret; |
| |
| ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC); |
| if (ret) |
| return ret; |
| |
| /* |
| * In synchronous mode force the voice codec into slave mode |
| * so that the clock / framesync from the stereo DAC is used |
| */ |
| fmt &= ~SND_SOC_DAIFMT_MASTER_MASK; |
| fmt |= SND_SOC_DAIFMT_CBS_CFS; |
| ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC); |
| |
| return ret; |
| } |
| |
| static int mc13783_sysclk[] = { |
| 13000000, |
| 15360000, |
| 16800000, |
| -1, |
| 26000000, |
| -1, /* 12000000, invalid for voice codec */ |
| -1, /* 3686400, invalid for voice codec */ |
| 33600000, |
| }; |
| |
| static int mc13783_set_sysclk(struct snd_soc_dai *dai, |
| int clk_id, unsigned int freq, int dir, |
| unsigned int reg) |
| { |
| struct snd_soc_codec *codec = dai->codec; |
| int clk; |
| unsigned int val = 0; |
| unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL; |
| |
| for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) { |
| if (mc13783_sysclk[clk] < 0) |
| continue; |
| if (mc13783_sysclk[clk] == freq) |
| break; |
| } |
| |
| if (clk == ARRAY_SIZE(mc13783_sysclk)) |
| return -EINVAL; |
| |
| if (clk_id == MC13783_CLK_CLIB) |
| val |= AUDIO_CLK_SEL; |
| |
| val |= AUDIO_CLK(clk); |
| |
| snd_soc_update_bits(codec, reg, mask, val); |
| |
| return 0; |
| } |
| |
| static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai, |
| int clk_id, unsigned int freq, int dir) |
| { |
| return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); |
| } |
| |
| static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai, |
| int clk_id, unsigned int freq, int dir) |
| { |
| return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); |
| } |
| |
| static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai, |
| int clk_id, unsigned int freq, int dir) |
| { |
| int ret; |
| |
| ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC); |
| if (ret) |
| return ret; |
| |
| return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC); |
| } |
| |
| static int mc13783_set_tdm_slot_dac(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; |
| unsigned int val = 0; |
| unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK | |
| SSI_NETWORK_DAC_RXSLOT_MASK; |
| |
| switch (slots) { |
| case 2: |
| val |= SSI_NETWORK_DAC_SLOTS_2; |
| break; |
| case 4: |
| val |= SSI_NETWORK_DAC_SLOTS_4; |
| break; |
| case 8: |
| val |= SSI_NETWORK_DAC_SLOTS_8; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| switch (rx_mask) { |
| case 0x03: |
| val |= SSI_NETWORK_DAC_RXSLOT_0_1; |
| break; |
| case 0x0c: |
| val |= SSI_NETWORK_DAC_RXSLOT_2_3; |
| break; |
| case 0x30: |
| val |= SSI_NETWORK_DAC_RXSLOT_4_5; |
| break; |
| case 0xc0: |
| val |= SSI_NETWORK_DAC_RXSLOT_6_7; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); |
| |
| return 0; |
| } |
| |
| static int mc13783_set_tdm_slot_codec(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; |
| unsigned int val = 0; |
| unsigned int mask = 0x3f; |
| |
| if (slots != 4) |
| return -EINVAL; |
| |
| if (tx_mask != 0x3) |
| return -EINVAL; |
| |
| val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */ |
| val |= (0x01 << 4); /* secondary timeslot TX is 1 */ |
| |
| snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val); |
| |
| return 0; |
| } |
| |
| static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai, |
| unsigned int tx_mask, unsigned int rx_mask, int slots, |
| int slot_width) |
| { |
| int ret; |
| |
| ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots, |
| slot_width); |
| if (ret) |
| return ret; |
| |
| ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots, |
| slot_width); |
| |
| return ret; |
| } |
| |
| static const struct snd_kcontrol_new mc1l_amp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0); |
| |
| static const struct snd_kcontrol_new mc1r_amp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0); |
| |
| static const struct snd_kcontrol_new mc2_amp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0); |
| |
| static const struct snd_kcontrol_new atx_amp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0); |
| |
| |
| /* Virtual mux. The chip does the input selection automatically |
| * as soon as we enable one input. */ |
| static const char * const adcl_enum_text[] = { |
| "MC1L", "RXINL", |
| }; |
| |
| static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text); |
| |
| static const struct snd_kcontrol_new left_input_mux = |
| SOC_DAPM_ENUM("Route", adcl_enum); |
| |
| static const char * const adcr_enum_text[] = { |
| "MC1R", "MC2", "RXINR", "TXIN", |
| }; |
| |
| static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text); |
| |
| static const struct snd_kcontrol_new right_input_mux = |
| SOC_DAPM_ENUM("Route", adcr_enum); |
| |
| static const struct snd_kcontrol_new samp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0); |
| |
| static const char * const speaker_amp_source_text[] = { |
| "CODEC", "Right" |
| }; |
| static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4, |
| speaker_amp_source_text); |
| static const struct snd_kcontrol_new speaker_amp_source_mux = |
| SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source); |
| |
| static const char * const headset_amp_source_text[] = { |
| "CODEC", "Mixer" |
| }; |
| |
| static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11, |
| headset_amp_source_text); |
| static const struct snd_kcontrol_new headset_amp_source_mux = |
| SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source); |
| |
| static const struct snd_kcontrol_new cdcout_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0); |
| |
| static const struct snd_kcontrol_new adc_bypass_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0); |
| |
| static const struct snd_kcontrol_new lamp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0); |
| |
| static const struct snd_kcontrol_new hlamp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0); |
| |
| static const struct snd_kcontrol_new hramp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0); |
| |
| static const struct snd_kcontrol_new llamp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0); |
| |
| static const struct snd_kcontrol_new lramp_ctl = |
| SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0); |
| |
| static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = { |
| /* Input */ |
| SND_SOC_DAPM_INPUT("MC1LIN"), |
| SND_SOC_DAPM_INPUT("MC1RIN"), |
| SND_SOC_DAPM_INPUT("MC2IN"), |
| SND_SOC_DAPM_INPUT("RXINR"), |
| SND_SOC_DAPM_INPUT("RXINL"), |
| SND_SOC_DAPM_INPUT("TXIN"), |
| |
| SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0), |
| SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0), |
| |
| SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl), |
| SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl), |
| SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl), |
| SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl), |
| |
| SND_SOC_DAPM_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0, |
| &left_input_mux), |
| SND_SOC_DAPM_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0, |
| &right_input_mux), |
| |
| SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0, |
| &speaker_amp_source_mux), |
| |
| SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0, |
| &headset_amp_source_mux), |
| |
| SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0), |
| SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0), |
| |
| SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0), |
| SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0), |
| |
| SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0), |
| SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0, |
| &adc_bypass_ctl), |
| |
| /* Output */ |
| SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0), |
| SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0), |
| SND_SOC_DAPM_OUTPUT("RXOUTL"), |
| SND_SOC_DAPM_OUTPUT("RXOUTR"), |
| SND_SOC_DAPM_OUTPUT("HSL"), |
| SND_SOC_DAPM_OUTPUT("HSR"), |
| SND_SOC_DAPM_OUTPUT("LSPL"), |
| SND_SOC_DAPM_OUTPUT("LSP"), |
| SND_SOC_DAPM_OUTPUT("SP"), |
| SND_SOC_DAPM_OUTPUT("CDCOUT"), |
| |
| SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0, |
| &cdcout_ctl), |
| SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0, |
| &samp_ctl), |
| SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl), |
| SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0, |
| &hlamp_ctl), |
| SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0, |
| &hramp_ctl), |
| SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0, |
| &llamp_ctl), |
| SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0, |
| &lramp_ctl), |
| SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0), |
| SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0), |
| }; |
| |
| static struct snd_soc_dapm_route mc13783_routes[] = { |
| /* Input */ |
| { "MC1L Amp", NULL, "MC1LIN"}, |
| { "MC1R Amp", NULL, "MC1RIN" }, |
| { "MC2 Amp", NULL, "MC2IN" }, |
| { "TXIN Amp", NULL, "TXIN"}, |
| |
| { "PGA Left Input Mux", "MC1L", "MC1L Amp" }, |
| { "PGA Left Input Mux", "RXINL", "RXINL"}, |
| { "PGA Right Input Mux", "MC1R", "MC1R Amp" }, |
| { "PGA Right Input Mux", "MC2", "MC2 Amp"}, |
| { "PGA Right Input Mux", "TXIN", "TXIN Amp"}, |
| { "PGA Right Input Mux", "RXINR", "RXINR"}, |
| |
| { "PGA Left Input", NULL, "PGA Left Input Mux"}, |
| { "PGA Right Input", NULL, "PGA Right Input Mux"}, |
| |
| { "ADC", NULL, "PGA Left Input"}, |
| { "ADC", NULL, "PGA Right Input"}, |
| { "ADC", NULL, "ADC_Reset"}, |
| |
| { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" }, |
| |
| { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"}, |
| { "Speaker Amp Source MUX", "Right", "DAC PGA"}, |
| |
| { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"}, |
| { "Headset Amp Source MUX", "Mixer", "DAC PGA"}, |
| |
| /* Output */ |
| { "HSL", NULL, "Headset Amp Left" }, |
| { "HSR", NULL, "Headset Amp Right"}, |
| { "RXOUTL", NULL, "Line out Amp Left"}, |
| { "RXOUTR", NULL, "Line out Amp Right"}, |
| { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"}, |
| { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"}, |
| { "HSL", "Headset Amp Left", "Headset Amp Source MUX"}, |
| { "HSR", "Headset Amp Right", "Headset Amp Source MUX"}, |
| { "Line out Amp Left", NULL, "DAC PGA"}, |
| { "Line out Amp Right", NULL, "DAC PGA"}, |
| { "DAC PGA", NULL, "DAC"}, |
| { "DAC", NULL, "DAC_E"}, |
| { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"}, |
| }; |
| |
| static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix", |
| "Mono", "Mono Mix"}; |
| |
| static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer, |
| MC13783_AUDIO_RX1, 16, |
| mc13783_3d_mixer); |
| |
| static struct snd_kcontrol_new mc13783_control_list[] = { |
| SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0), |
| SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0), |
| SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0), |
| SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0), |
| SOC_ENUM("3D Control", mc13783_enum_3d_mixer), |
| |
| SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0), |
| SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0), |
| SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0), |
| SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0), |
| |
| SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0), |
| SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0), |
| |
| SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0), |
| SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0), |
| |
| SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0), |
| SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0), |
| |
| SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0), |
| SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0), |
| }; |
| |
| static int mc13783_probe(struct snd_soc_codec *codec) |
| { |
| struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); |
| |
| snd_soc_codec_init_regmap(codec, |
| dev_get_regmap(codec->dev->parent, NULL)); |
| |
| /* these are the reset values */ |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893); |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A); |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000); |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060); |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027); |
| mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004); |
| |
| if (priv->adc_ssi_port == MC13783_SSI1_PORT) |
| mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, |
| AUDIO_SSI_SEL, 0); |
| else |
| mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC, |
| AUDIO_SSI_SEL, AUDIO_SSI_SEL); |
| |
| if (priv->dac_ssi_port == MC13783_SSI1_PORT) |
| mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, |
| AUDIO_SSI_SEL, 0); |
| else |
| mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC, |
| AUDIO_SSI_SEL, AUDIO_SSI_SEL); |
| |
| return 0; |
| } |
| |
| static int mc13783_remove(struct snd_soc_codec *codec) |
| { |
| struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec); |
| |
| /* Make sure VAUDIOON is off */ |
| mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0); |
| |
| return 0; |
| } |
| |
| #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000) |
| |
| #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
| SNDRV_PCM_FMTBIT_S24_LE) |
| |
| static const struct snd_soc_dai_ops mc13783_ops_dac = { |
| .hw_params = mc13783_pcm_hw_params_dac, |
| .set_fmt = mc13783_set_fmt_async, |
| .set_sysclk = mc13783_set_sysclk_dac, |
| .set_tdm_slot = mc13783_set_tdm_slot_dac, |
| }; |
| |
| static const struct snd_soc_dai_ops mc13783_ops_codec = { |
| .hw_params = mc13783_pcm_hw_params_codec, |
| .set_fmt = mc13783_set_fmt_async, |
| .set_sysclk = mc13783_set_sysclk_codec, |
| .set_tdm_slot = mc13783_set_tdm_slot_codec, |
| }; |
| |
| /* |
| * The mc13783 has two SSI ports, both of them can be routed either |
| * to the voice codec or the stereo DAC. When two different SSI ports |
| * are used for the voice codec and the stereo DAC we can do different |
| * formats and sysclock settings for playback and capture |
| * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port |
| * forces us to use symmetric rates (mc13783-hifi). |
| */ |
| static struct snd_soc_dai_driver mc13783_dai_async[] = { |
| { |
| .name = "mc13783-hifi-playback", |
| .id = MC13783_ID_STEREO_DAC, |
| .playback = { |
| .stream_name = "Playback", |
| .channels_min = 2, |
| .channels_max = 2, |
| .rates = SNDRV_PCM_RATE_8000_96000, |
| .formats = MC13783_FORMATS, |
| }, |
| .ops = &mc13783_ops_dac, |
| }, { |
| .name = "mc13783-hifi-capture", |
| .id = MC13783_ID_STEREO_CODEC, |
| .capture = { |
| .stream_name = "Capture", |
| .channels_min = 2, |
| .channels_max = 2, |
| .rates = MC13783_RATES_RECORD, |
| .formats = MC13783_FORMATS, |
| }, |
| .ops = &mc13783_ops_codec, |
| }, |
| }; |
| |
| static const struct snd_soc_dai_ops mc13783_ops_sync = { |
| .hw_params = mc13783_pcm_hw_params_sync, |
| .set_fmt = mc13783_set_fmt_sync, |
| .set_sysclk = mc13783_set_sysclk_sync, |
| .set_tdm_slot = mc13783_set_tdm_slot_sync, |
| }; |
| |
| static struct snd_soc_dai_driver mc13783_dai_sync[] = { |
| { |
| .name = "mc13783-hifi", |
| .id = MC13783_ID_SYNC, |
| .playback = { |
| .stream_name = "Playback", |
| .channels_min = 2, |
| .channels_max = 2, |
| .rates = SNDRV_PCM_RATE_8000_96000, |
| .formats = MC13783_FORMATS, |
| }, |
| .capture = { |
| .stream_name = "Capture", |
| .channels_min = 2, |
| .channels_max = 2, |
| .rates = MC13783_RATES_RECORD, |
| .formats = MC13783_FORMATS, |
| }, |
| .ops = &mc13783_ops_sync, |
| .symmetric_rates = 1, |
| } |
| }; |
| |
| static const struct snd_soc_codec_driver soc_codec_dev_mc13783 = { |
| .probe = mc13783_probe, |
| .remove = mc13783_remove, |
| .component_driver = { |
| .controls = mc13783_control_list, |
| .num_controls = ARRAY_SIZE(mc13783_control_list), |
| .dapm_widgets = mc13783_dapm_widgets, |
| .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets), |
| .dapm_routes = mc13783_routes, |
| .num_dapm_routes = ARRAY_SIZE(mc13783_routes), |
| }, |
| }; |
| |
| static int __init mc13783_codec_probe(struct platform_device *pdev) |
| { |
| struct mc13783_priv *priv; |
| struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data; |
| struct device_node *np; |
| int ret; |
| |
| priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); |
| if (!priv) |
| return -ENOMEM; |
| |
| if (pdata) { |
| priv->adc_ssi_port = pdata->adc_ssi_port; |
| priv->dac_ssi_port = pdata->dac_ssi_port; |
| } else { |
| np = of_get_child_by_name(pdev->dev.parent->of_node, "codec"); |
| if (!np) |
| return -ENOSYS; |
| |
| ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port); |
| if (ret) { |
| of_node_put(np); |
| return ret; |
| } |
| |
| ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port); |
| if (ret) { |
| of_node_put(np); |
| return ret; |
| } |
| |
| of_node_put(np); |
| } |
| |
| dev_set_drvdata(&pdev->dev, priv); |
| priv->mc13xxx = dev_get_drvdata(pdev->dev.parent); |
| |
| if (priv->adc_ssi_port == priv->dac_ssi_port) |
| ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, |
| mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync)); |
| else |
| ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, |
| mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); |
| |
| return ret; |
| } |
| |
| static int mc13783_codec_remove(struct platform_device *pdev) |
| { |
| snd_soc_unregister_codec(&pdev->dev); |
| |
| return 0; |
| } |
| |
| static struct platform_driver mc13783_codec_driver = { |
| .driver = { |
| .name = "mc13783-codec", |
| }, |
| .remove = mc13783_codec_remove, |
| }; |
| module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe); |
| |
| MODULE_DESCRIPTION("ASoC MC13783 driver"); |
| MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>"); |
| MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>"); |
| MODULE_LICENSE("GPL"); |
