| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * bytcht_es8316.c - ASoc Machine driver for Intel Baytrail/Cherrytrail |
| * platforms with Everest ES8316 SoC |
| * |
| * Copyright (C) 2017 Endless Mobile, Inc. |
| * Authors: David Yang <yangxiaohua@everest-semi.com>, |
| * Daniel Drake <drake@endlessm.com> |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| */ |
| #include <linux/acpi.h> |
| #include <linux/clk.h> |
| #include <linux/device.h> |
| #include <linux/dmi.h> |
| #include <linux/gpio/consumer.h> |
| #include <linux/i2c.h> |
| #include <linux/init.h> |
| #include <linux/input.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/slab.h> |
| #include <sound/jack.h> |
| #include <sound/pcm.h> |
| #include <sound/pcm_params.h> |
| #include <sound/soc.h> |
| #include <sound/soc-acpi.h> |
| #include "../../codecs/es83xx-dsm-common.h" |
| #include "../atom/sst-atom-controls.h" |
| #include "../common/soc-intel-quirks.h" |
| |
| /* jd-inv + terminating entry */ |
| #define MAX_NO_PROPS 2 |
| |
| struct byt_cht_es8316_private { |
| struct clk *mclk; |
| struct snd_soc_jack jack; |
| struct gpio_desc *speaker_en_gpio; |
| struct device *codec_dev; |
| bool speaker_en; |
| }; |
| |
| enum { |
| BYT_CHT_ES8316_INTMIC_IN1_MAP, |
| BYT_CHT_ES8316_INTMIC_IN2_MAP, |
| }; |
| |
| #define BYT_CHT_ES8316_MAP(quirk) ((quirk) & GENMASK(3, 0)) |
| #define BYT_CHT_ES8316_SSP0 BIT(16) |
| #define BYT_CHT_ES8316_MONO_SPEAKER BIT(17) |
| #define BYT_CHT_ES8316_JD_INVERTED BIT(18) |
| |
| static unsigned long quirk; |
| |
| static int quirk_override = -1; |
| module_param_named(quirk, quirk_override, int, 0444); |
| MODULE_PARM_DESC(quirk, "Board-specific quirk override"); |
| |
| static void log_quirks(struct device *dev) |
| { |
| if (BYT_CHT_ES8316_MAP(quirk) == BYT_CHT_ES8316_INTMIC_IN1_MAP) |
| dev_info(dev, "quirk IN1_MAP enabled"); |
| if (BYT_CHT_ES8316_MAP(quirk) == BYT_CHT_ES8316_INTMIC_IN2_MAP) |
| dev_info(dev, "quirk IN2_MAP enabled"); |
| if (quirk & BYT_CHT_ES8316_SSP0) |
| dev_info(dev, "quirk SSP0 enabled"); |
| if (quirk & BYT_CHT_ES8316_MONO_SPEAKER) |
| dev_info(dev, "quirk MONO_SPEAKER enabled\n"); |
| if (quirk & BYT_CHT_ES8316_JD_INVERTED) |
| dev_info(dev, "quirk JD_INVERTED enabled\n"); |
| } |
| |
| static int byt_cht_es8316_speaker_power_event(struct snd_soc_dapm_widget *w, |
| struct snd_kcontrol *kcontrol, int event) |
| { |
| struct snd_soc_card *card = w->dapm->card; |
| struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); |
| |
| if (SND_SOC_DAPM_EVENT_ON(event)) |
| priv->speaker_en = true; |
| else |
| priv->speaker_en = false; |
| |
| gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en); |
| |
| return 0; |
| } |
| |
| static const struct snd_soc_dapm_widget byt_cht_es8316_widgets[] = { |
| SND_SOC_DAPM_SPK("Speaker", NULL), |
| SND_SOC_DAPM_HP("Headphone", NULL), |
| SND_SOC_DAPM_MIC("Headset Mic", NULL), |
| SND_SOC_DAPM_MIC("Internal Mic", NULL), |
| |
| SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0, |
| byt_cht_es8316_speaker_power_event, |
| SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
| }; |
| |
| static const struct snd_soc_dapm_route byt_cht_es8316_audio_map[] = { |
| {"Headphone", NULL, "HPOL"}, |
| {"Headphone", NULL, "HPOR"}, |
| |
| /* |
| * There is no separate speaker output instead the speakers are muxed to |
| * the HP outputs. The mux is controlled by the "Speaker Power" supply. |
| */ |
| {"Speaker", NULL, "HPOL"}, |
| {"Speaker", NULL, "HPOR"}, |
| {"Speaker", NULL, "Speaker Power"}, |
| }; |
| |
| static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in1_map[] = { |
| {"MIC1", NULL, "Internal Mic"}, |
| {"MIC2", NULL, "Headset Mic"}, |
| }; |
| |
| static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in2_map[] = { |
| {"MIC2", NULL, "Internal Mic"}, |
| {"MIC1", NULL, "Headset Mic"}, |
| }; |
| |
| static const struct snd_soc_dapm_route byt_cht_es8316_ssp0_map[] = { |
| {"Playback", NULL, "ssp0 Tx"}, |
| {"ssp0 Tx", NULL, "modem_out"}, |
| {"modem_in", NULL, "ssp0 Rx"}, |
| {"ssp0 Rx", NULL, "Capture"}, |
| }; |
| |
| static const struct snd_soc_dapm_route byt_cht_es8316_ssp2_map[] = { |
| {"Playback", NULL, "ssp2 Tx"}, |
| {"ssp2 Tx", NULL, "codec_out0"}, |
| {"ssp2 Tx", NULL, "codec_out1"}, |
| {"codec_in0", NULL, "ssp2 Rx" }, |
| {"codec_in1", NULL, "ssp2 Rx" }, |
| {"ssp2 Rx", NULL, "Capture"}, |
| }; |
| |
| static const struct snd_kcontrol_new byt_cht_es8316_controls[] = { |
| SOC_DAPM_PIN_SWITCH("Speaker"), |
| SOC_DAPM_PIN_SWITCH("Headphone"), |
| SOC_DAPM_PIN_SWITCH("Headset Mic"), |
| SOC_DAPM_PIN_SWITCH("Internal Mic"), |
| }; |
| |
| static struct snd_soc_jack_pin byt_cht_es8316_jack_pins[] = { |
| { |
| .pin = "Headphone", |
| .mask = SND_JACK_HEADPHONE, |
| }, |
| { |
| .pin = "Headset Mic", |
| .mask = SND_JACK_MICROPHONE, |
| }, |
| }; |
| |
| static int byt_cht_es8316_init(struct snd_soc_pcm_runtime *runtime) |
| { |
| struct snd_soc_component *codec = snd_soc_rtd_to_codec(runtime, 0)->component; |
| struct snd_soc_card *card = runtime->card; |
| struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); |
| const struct snd_soc_dapm_route *custom_map; |
| int num_routes; |
| int ret; |
| |
| card->dapm.idle_bias_off = true; |
| |
| switch (BYT_CHT_ES8316_MAP(quirk)) { |
| case BYT_CHT_ES8316_INTMIC_IN1_MAP: |
| default: |
| custom_map = byt_cht_es8316_intmic_in1_map; |
| num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in1_map); |
| break; |
| case BYT_CHT_ES8316_INTMIC_IN2_MAP: |
| custom_map = byt_cht_es8316_intmic_in2_map; |
| num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in2_map); |
| break; |
| } |
| ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); |
| if (ret) |
| return ret; |
| |
| if (quirk & BYT_CHT_ES8316_SSP0) { |
| custom_map = byt_cht_es8316_ssp0_map; |
| num_routes = ARRAY_SIZE(byt_cht_es8316_ssp0_map); |
| } else { |
| custom_map = byt_cht_es8316_ssp2_map; |
| num_routes = ARRAY_SIZE(byt_cht_es8316_ssp2_map); |
| } |
| ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); |
| if (ret) |
| return ret; |
| |
| /* |
| * The firmware might enable the clock at boot (this information |
| * may or may not be reflected in the enable clock register). |
| * To change the rate we must disable the clock first to cover these |
| * cases. Due to common clock framework restrictions that do not allow |
| * to disable a clock that has not been enabled, we need to enable |
| * the clock first. |
| */ |
| ret = clk_prepare_enable(priv->mclk); |
| if (!ret) |
| clk_disable_unprepare(priv->mclk); |
| |
| ret = clk_set_rate(priv->mclk, 19200000); |
| if (ret) |
| dev_err(card->dev, "unable to set MCLK rate\n"); |
| |
| ret = clk_prepare_enable(priv->mclk); |
| if (ret) |
| dev_err(card->dev, "unable to enable MCLK\n"); |
| |
| ret = snd_soc_dai_set_sysclk(snd_soc_rtd_to_codec(runtime, 0), 0, 19200000, |
| SND_SOC_CLOCK_IN); |
| if (ret < 0) { |
| dev_err(card->dev, "can't set codec clock %d\n", ret); |
| return ret; |
| } |
| |
| ret = snd_soc_card_jack_new_pins(card, "Headset", |
| SND_JACK_HEADSET | SND_JACK_BTN_0, |
| &priv->jack, byt_cht_es8316_jack_pins, |
| ARRAY_SIZE(byt_cht_es8316_jack_pins)); |
| if (ret) { |
| dev_err(card->dev, "jack creation failed %d\n", ret); |
| return ret; |
| } |
| |
| snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); |
| snd_soc_component_set_jack(codec, &priv->jack, NULL); |
| |
| return 0; |
| } |
| |
| static int byt_cht_es8316_codec_fixup(struct snd_soc_pcm_runtime *rtd, |
| struct snd_pcm_hw_params *params) |
| { |
| struct snd_interval *rate = hw_param_interval(params, |
| SNDRV_PCM_HW_PARAM_RATE); |
| struct snd_interval *channels = hw_param_interval(params, |
| SNDRV_PCM_HW_PARAM_CHANNELS); |
| int ret, bits; |
| |
| /* The DSP will convert the FE rate to 48k, stereo */ |
| rate->min = rate->max = 48000; |
| channels->min = channels->max = 2; |
| |
| if (quirk & BYT_CHT_ES8316_SSP0) { |
| /* set SSP0 to 16-bit */ |
| params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); |
| bits = 16; |
| } else { |
| /* set SSP2 to 24-bit */ |
| params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); |
| bits = 24; |
| } |
| |
| /* |
| * Default mode for SSP configuration is TDM 4 slot, override config |
| * with explicit setting to I2S 2ch 24-bit. The word length is set with |
| * dai_set_tdm_slot() since there is no other API exposed |
| */ |
| ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0), |
| SND_SOC_DAIFMT_I2S | |
| SND_SOC_DAIFMT_NB_NF | |
| SND_SOC_DAIFMT_BP_FP |
| ); |
| if (ret < 0) { |
| dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); |
| return ret; |
| } |
| |
| ret = snd_soc_dai_set_tdm_slot(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits); |
| if (ret < 0) { |
| dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int byt_cht_es8316_aif1_startup(struct snd_pcm_substream *substream) |
| { |
| return snd_pcm_hw_constraint_single(substream->runtime, |
| SNDRV_PCM_HW_PARAM_RATE, 48000); |
| } |
| |
| static const struct snd_soc_ops byt_cht_es8316_aif1_ops = { |
| .startup = byt_cht_es8316_aif1_startup, |
| }; |
| |
| SND_SOC_DAILINK_DEF(dummy, |
| DAILINK_COMP_ARRAY(COMP_DUMMY())); |
| |
| SND_SOC_DAILINK_DEF(media, |
| DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); |
| |
| SND_SOC_DAILINK_DEF(deepbuffer, |
| DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); |
| |
| SND_SOC_DAILINK_DEF(ssp2_port, |
| DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); |
| SND_SOC_DAILINK_DEF(ssp2_codec, |
| DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8316:00", "ES8316 HiFi"))); |
| |
| SND_SOC_DAILINK_DEF(platform, |
| DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); |
| |
| static struct snd_soc_dai_link byt_cht_es8316_dais[] = { |
| [MERR_DPCM_AUDIO] = { |
| .name = "Audio Port", |
| .stream_name = "Audio", |
| .nonatomic = true, |
| .dynamic = 1, |
| .dpcm_playback = 1, |
| .dpcm_capture = 1, |
| .ops = &byt_cht_es8316_aif1_ops, |
| SND_SOC_DAILINK_REG(media, dummy, platform), |
| }, |
| |
| [MERR_DPCM_DEEP_BUFFER] = { |
| .name = "Deep-Buffer Audio Port", |
| .stream_name = "Deep-Buffer Audio", |
| .nonatomic = true, |
| .dynamic = 1, |
| .dpcm_playback = 1, |
| .ops = &byt_cht_es8316_aif1_ops, |
| SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), |
| }, |
| |
| /* back ends */ |
| { |
| .name = "SSP2-Codec", |
| .id = 0, |
| .no_pcm = 1, |
| .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
| | SND_SOC_DAIFMT_CBC_CFC, |
| .be_hw_params_fixup = byt_cht_es8316_codec_fixup, |
| .dpcm_playback = 1, |
| .dpcm_capture = 1, |
| .init = byt_cht_es8316_init, |
| SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), |
| }, |
| }; |
| |
| |
| /* SoC card */ |
| static char codec_name[SND_ACPI_I2C_ID_LEN]; |
| #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) |
| static char long_name[50]; /* = "bytcht-es8316-*-spk-*-mic" */ |
| #endif |
| static char components_string[32]; /* = "cfg-spk:* cfg-mic:* */ |
| |
| static int byt_cht_es8316_suspend(struct snd_soc_card *card) |
| { |
| struct snd_soc_component *component; |
| |
| for_each_card_components(card, component) { |
| if (!strcmp(component->name, codec_name)) { |
| dev_dbg(component->dev, "disabling jack detect before suspend\n"); |
| snd_soc_component_set_jack(component, NULL, NULL); |
| break; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int byt_cht_es8316_resume(struct snd_soc_card *card) |
| { |
| struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); |
| struct snd_soc_component *component; |
| |
| for_each_card_components(card, component) { |
| if (!strcmp(component->name, codec_name)) { |
| dev_dbg(component->dev, "re-enabling jack detect after resume\n"); |
| snd_soc_component_set_jack(component, &priv->jack, NULL); |
| break; |
| } |
| } |
| |
| /* |
| * Some Cherry Trail boards with an ES8316 codec have a bug in their |
| * ACPI tables where the MSSL1680 touchscreen's _PS0 and _PS3 methods |
| * wrongly also set the speaker-enable GPIO to 1/0. Testing has shown |
| * that this really is a bug and the GPIO has no influence on the |
| * touchscreen at all. |
| * |
| * The silead.c touchscreen driver does not support runtime suspend, so |
| * the GPIO can only be changed underneath us during a system suspend. |
| * This resume() function runs from a pm complete() callback, and thus |
| * is guaranteed to run after the touchscreen driver/ACPI-subsys has |
| * brought the touchscreen back up again (and thus changed the GPIO). |
| * |
| * So to work around this we pass GPIOD_FLAGS_BIT_NONEXCLUSIVE when |
| * requesting the GPIO and we set its value here to undo any changes |
| * done by the touchscreen's broken _PS0 ACPI method. |
| */ |
| gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en); |
| |
| return 0; |
| } |
| |
| /* use space before codec name to simplify card ID, and simplify driver name */ |
| #define SOF_CARD_NAME "bytcht es8316" /* card name will be 'sof-bytcht es8316' */ |
| #define SOF_DRIVER_NAME "SOF" |
| |
| #define CARD_NAME "bytcht-es8316" |
| #define DRIVER_NAME NULL /* card name will be used for driver name */ |
| |
| static struct snd_soc_card byt_cht_es8316_card = { |
| .owner = THIS_MODULE, |
| .dai_link = byt_cht_es8316_dais, |
| .num_links = ARRAY_SIZE(byt_cht_es8316_dais), |
| .dapm_widgets = byt_cht_es8316_widgets, |
| .num_dapm_widgets = ARRAY_SIZE(byt_cht_es8316_widgets), |
| .dapm_routes = byt_cht_es8316_audio_map, |
| .num_dapm_routes = ARRAY_SIZE(byt_cht_es8316_audio_map), |
| .controls = byt_cht_es8316_controls, |
| .num_controls = ARRAY_SIZE(byt_cht_es8316_controls), |
| .fully_routed = true, |
| .suspend_pre = byt_cht_es8316_suspend, |
| .resume_post = byt_cht_es8316_resume, |
| }; |
| |
| static const struct acpi_gpio_params first_gpio = { 0, 0, false }; |
| |
| static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = { |
| { "speaker-enable-gpios", &first_gpio, 1 }, |
| { }, |
| }; |
| |
| /* Please keep this list alphabetically sorted */ |
| static const struct dmi_system_id byt_cht_es8316_quirk_table[] = { |
| { /* Irbis NB41 */ |
| .matches = { |
| DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "NB41"), |
| }, |
| .driver_data = (void *)(BYT_CHT_ES8316_SSP0 |
| | BYT_CHT_ES8316_INTMIC_IN2_MAP |
| | BYT_CHT_ES8316_JD_INVERTED), |
| }, |
| { /* Nanote UMPC-01 */ |
| .matches = { |
| DMI_MATCH(DMI_SYS_VENDOR, "RWC CO.,LTD"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "UMPC-01"), |
| }, |
| .driver_data = (void *)BYT_CHT_ES8316_INTMIC_IN1_MAP, |
| }, |
| { /* Teclast X98 Plus II */ |
| .matches = { |
| DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"), |
| DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"), |
| }, |
| .driver_data = (void *)(BYT_CHT_ES8316_INTMIC_IN1_MAP |
| | BYT_CHT_ES8316_JD_INVERTED), |
| }, |
| {} |
| }; |
| |
| static int byt_cht_es8316_get_quirks_from_dsm(struct byt_cht_es8316_private *priv, |
| bool is_bytcr) |
| { |
| int ret, val1, val2, dsm_quirk = 0; |
| |
| if (is_bytcr) |
| dsm_quirk |= BYT_CHT_ES8316_SSP0; |
| |
| ret = es83xx_dsm(priv->codec_dev, PLATFORM_MAINMIC_TYPE_ARG, &val1); |
| if (ret < 0) |
| return ret; |
| |
| ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPMIC_TYPE_ARG, &val2); |
| if (ret < 0) |
| return ret; |
| |
| if (val1 == PLATFORM_MIC_AMIC_LIN1RIN1 && val2 == PLATFORM_MIC_AMIC_LIN2RIN2) { |
| dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN1_MAP; |
| } else if (val1 == PLATFORM_MIC_AMIC_LIN2RIN2 && val2 == PLATFORM_MIC_AMIC_LIN1RIN1) { |
| dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN2_MAP; |
| } else { |
| dev_warn(priv->codec_dev, "Unknown mic settings mainmic 0x%02x hpmic 0x%02x\n", |
| val1, val2); |
| return -EINVAL; |
| } |
| |
| ret = es83xx_dsm(priv->codec_dev, PLATFORM_SPK_TYPE_ARG, &val1); |
| if (ret < 0) |
| return ret; |
| |
| switch (val1) { |
| case PLATFORM_SPK_MONO: |
| dsm_quirk |= BYT_CHT_ES8316_MONO_SPEAKER; |
| break; |
| case PLATFORM_SPK_STEREO: |
| break; |
| default: |
| dev_warn(priv->codec_dev, "Unknown speaker setting 0x%02x\n", val1); |
| return -EINVAL; |
| } |
| |
| ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPDET_INV_ARG, &val1); |
| if (ret < 0) |
| return ret; |
| |
| switch (val1) { |
| case PLATFORM_HPDET_NORMAL: |
| break; |
| case PLATFORM_HPDET_INVERTED: |
| dsm_quirk |= BYT_CHT_ES8316_JD_INVERTED; |
| break; |
| default: |
| dev_warn(priv->codec_dev, "Unknown hpdet-inv setting 0x%02x\n", val1); |
| return -EINVAL; |
| } |
| |
| quirk = dsm_quirk; |
| return 0; |
| } |
| |
| static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev) |
| { |
| struct device *dev = &pdev->dev; |
| static const char * const mic_name[] = { "in1", "in2" }; |
| struct snd_soc_acpi_mach *mach = dev_get_platdata(dev); |
| struct property_entry props[MAX_NO_PROPS] = {}; |
| struct byt_cht_es8316_private *priv; |
| const struct dmi_system_id *dmi_id; |
| struct fwnode_handle *fwnode; |
| bool sof_parent, is_bytcr; |
| const char *platform_name; |
| struct acpi_device *adev; |
| struct device *codec_dev; |
| unsigned int cnt = 0; |
| int dai_index = 0; |
| int i; |
| int ret = 0; |
| |
| priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); |
| if (!priv) |
| return -ENOMEM; |
| |
| /* fix index of codec dai */ |
| for (i = 0; i < ARRAY_SIZE(byt_cht_es8316_dais); i++) { |
| if (byt_cht_es8316_dais[i].num_codecs && |
| !strcmp(byt_cht_es8316_dais[i].codecs->name, |
| "i2c-ESSX8316:00")) { |
| dai_index = i; |
| break; |
| } |
| } |
| |
| /* fixup codec name based on HID */ |
| adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); |
| if (adev) { |
| snprintf(codec_name, sizeof(codec_name), |
| "i2c-%s", acpi_dev_name(adev)); |
| byt_cht_es8316_dais[dai_index].codecs->name = codec_name; |
| } else { |
| dev_err(dev, "Error cannot find '%s' dev\n", mach->id); |
| return -ENOENT; |
| } |
| |
| codec_dev = acpi_get_first_physical_node(adev); |
| acpi_dev_put(adev); |
| if (!codec_dev) |
| return -EPROBE_DEFER; |
| priv->codec_dev = get_device(codec_dev); |
| |
| /* override platform name, if required */ |
| byt_cht_es8316_card.dev = dev; |
| platform_name = mach->mach_params.platform; |
| |
| ret = snd_soc_fixup_dai_links_platform_name(&byt_cht_es8316_card, |
| platform_name); |
| if (ret) { |
| put_device(codec_dev); |
| return ret; |
| } |
| |
| es83xx_dsm_dump(priv->codec_dev); |
| |
| /* Check for BYTCR or other platform and setup quirks */ |
| is_bytcr = soc_intel_is_byt() && mach->mach_params.acpi_ipc_irq_index == 0; |
| dmi_id = dmi_first_match(byt_cht_es8316_quirk_table); |
| if (dmi_id) { |
| quirk = (unsigned long)dmi_id->driver_data; |
| } else if (!byt_cht_es8316_get_quirks_from_dsm(priv, is_bytcr)) { |
| dev_info(dev, "Using ACPI DSM info for quirks\n"); |
| } else if (is_bytcr) { |
| /* On BYTCR default to SSP0, internal-mic-in2-map, mono-spk */ |
| quirk = BYT_CHT_ES8316_SSP0 | BYT_CHT_ES8316_INTMIC_IN2_MAP | |
| BYT_CHT_ES8316_MONO_SPEAKER; |
| } else { |
| /* Others default to internal-mic-in1-map, mono-speaker */ |
| quirk = BYT_CHT_ES8316_INTMIC_IN1_MAP | |
| BYT_CHT_ES8316_MONO_SPEAKER; |
| } |
| if (quirk_override != -1) { |
| dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n", |
| quirk, quirk_override); |
| quirk = quirk_override; |
| } |
| log_quirks(dev); |
| |
| if (quirk & BYT_CHT_ES8316_SSP0) |
| byt_cht_es8316_dais[dai_index].cpus->dai_name = "ssp0-port"; |
| |
| /* get the clock */ |
| priv->mclk = devm_clk_get(dev, "pmc_plt_clk_3"); |
| if (IS_ERR(priv->mclk)) { |
| put_device(codec_dev); |
| return dev_err_probe(dev, PTR_ERR(priv->mclk), "clk_get pmc_plt_clk_3 failed\n"); |
| } |
| |
| if (quirk & BYT_CHT_ES8316_JD_INVERTED) |
| props[cnt++] = PROPERTY_ENTRY_BOOL("everest,jack-detect-inverted"); |
| |
| if (cnt) { |
| fwnode = fwnode_create_software_node(props, NULL); |
| if (IS_ERR(fwnode)) { |
| put_device(codec_dev); |
| return PTR_ERR(fwnode); |
| } |
| |
| ret = device_add_software_node(codec_dev, to_software_node(fwnode)); |
| |
| fwnode_handle_put(fwnode); |
| |
| if (ret) { |
| put_device(codec_dev); |
| return ret; |
| } |
| } |
| |
| /* get speaker enable GPIO */ |
| devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios); |
| priv->speaker_en_gpio = |
| gpiod_get_optional(codec_dev, "speaker-enable", |
| /* see comment in byt_cht_es8316_resume() */ |
| GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE); |
| if (IS_ERR(priv->speaker_en_gpio)) { |
| ret = dev_err_probe(dev, PTR_ERR(priv->speaker_en_gpio), |
| "get speaker GPIO failed\n"); |
| goto err_put_codec; |
| } |
| |
| snprintf(components_string, sizeof(components_string), |
| "cfg-spk:%s cfg-mic:%s", |
| (quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "1" : "2", |
| mic_name[BYT_CHT_ES8316_MAP(quirk)]); |
| byt_cht_es8316_card.components = components_string; |
| #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) |
| snprintf(long_name, sizeof(long_name), "bytcht-es8316-%s-spk-%s-mic", |
| (quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "mono" : "stereo", |
| mic_name[BYT_CHT_ES8316_MAP(quirk)]); |
| byt_cht_es8316_card.long_name = long_name; |
| #endif |
| |
| sof_parent = snd_soc_acpi_sof_parent(dev); |
| |
| /* set card and driver name */ |
| if (sof_parent) { |
| byt_cht_es8316_card.name = SOF_CARD_NAME; |
| byt_cht_es8316_card.driver_name = SOF_DRIVER_NAME; |
| } else { |
| byt_cht_es8316_card.name = CARD_NAME; |
| byt_cht_es8316_card.driver_name = DRIVER_NAME; |
| } |
| |
| /* set pm ops */ |
| if (sof_parent) |
| dev->driver->pm = &snd_soc_pm_ops; |
| |
| /* register the soc card */ |
| snd_soc_card_set_drvdata(&byt_cht_es8316_card, priv); |
| |
| ret = devm_snd_soc_register_card(dev, &byt_cht_es8316_card); |
| if (ret) { |
| gpiod_put(priv->speaker_en_gpio); |
| dev_err(dev, "snd_soc_register_card failed: %d\n", ret); |
| goto err_put_codec; |
| } |
| platform_set_drvdata(pdev, &byt_cht_es8316_card); |
| return 0; |
| |
| err_put_codec: |
| device_remove_software_node(priv->codec_dev); |
| put_device(priv->codec_dev); |
| return ret; |
| } |
| |
| static void snd_byt_cht_es8316_mc_remove(struct platform_device *pdev) |
| { |
| struct snd_soc_card *card = platform_get_drvdata(pdev); |
| struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); |
| |
| gpiod_put(priv->speaker_en_gpio); |
| device_remove_software_node(priv->codec_dev); |
| put_device(priv->codec_dev); |
| } |
| |
| static struct platform_driver snd_byt_cht_es8316_mc_driver = { |
| .driver = { |
| .name = "bytcht_es8316", |
| }, |
| .probe = snd_byt_cht_es8316_mc_probe, |
| .remove = snd_byt_cht_es8316_mc_remove, |
| }; |
| |
| module_platform_driver(snd_byt_cht_es8316_mc_driver); |
| MODULE_DESCRIPTION("ASoC Intel(R) Baytrail/Cherrytrail Machine driver"); |
| MODULE_AUTHOR("David Yang <yangxiaohua@everest-semi.com>"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:bytcht_es8316"); |