This is used by the Chromebook Pixel 2015.
Signed-off-by: Ben Zhang benzh@chromium.org Signed-off-by: Dylan Reid dgreid@chromium.org [jk: - forward-port driver from ChromeOS 3.14 tree to master - remove wake on voice function that isn't supported by upstream rt5677 driver] Signed-off-by: John Keeping john@metanate.com --- sound/soc/intel/Kconfig | 11 ++ sound/soc/intel/boards/Makefile | 2 + sound/soc/intel/boards/bdw-rt5677.c | 341 ++++++++++++++++++++++++++++++++++++ sound/soc/intel/common/sst-acpi.c | 1 + 4 files changed, 355 insertions(+) create mode 100644 sound/soc/intel/boards/bdw-rt5677.c
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig index a20c3dfbcb5d..b141b226510d 100644 --- a/sound/soc/intel/Kconfig +++ b/sound/soc/intel/Kconfig @@ -120,6 +120,17 @@ config SND_SOC_INTEL_BYT_MAX98090_MACH This adds audio driver for Intel Baytrail platform based boards with the MAX98090 audio codec.
+config SND_SOC_INTEL_BDW_RT5677_MACH + tristate "ASoC Audio driver for Intel Broadwell with RT5677 codec" + depends on X86_INTEL_LPSS && I2C && DW_DMAC + depends on DW_DMAC_CORE=y + select SND_SOC_INTEL_SST + select SND_SOC_INTEL_HASWELL + select SND_SOC_RT5677 + help + This adds support for Intel Broadwell platform based boards with + the RT5677 audio codec. + config SND_SOC_INTEL_BROADWELL_MACH tristate "ASoC Audio DSP support for Intel Broadwell Wildcatpoint" depends on X86_INTEL_LPSS && I2C && DW_DMAC && \ diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile index dac03a06bfd8..5639f10774e6 100644 --- a/sound/soc/intel/boards/Makefile +++ b/sound/soc/intel/boards/Makefile @@ -1,6 +1,7 @@ snd-soc-sst-haswell-objs := haswell.o snd-soc-sst-byt-rt5640-mach-objs := byt-rt5640.o snd-soc-sst-byt-max98090-mach-objs := byt-max98090.o +snd-soc-sst-bdw-rt5677-mach-objs := bdw-rt5677.o snd-soc-sst-broadwell-objs := broadwell.o snd-soc-sst-bxt-da7219_max98357a-objs := bxt_da7219_max98357a.o snd-soc-sst-bxt-rt298-objs := bxt_rt298.o @@ -19,6 +20,7 @@ obj-$(CONFIG_SND_SOC_INTEL_BYT_MAX98090_MACH) += snd-soc-sst-byt-max98090-mach.o obj-$(CONFIG_SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH) += snd-soc-sst-bxt-da7219_max98357a.o obj-$(CONFIG_SND_SOC_INTEL_BXT_RT298_MACH) += snd-soc-sst-bxt-rt298.o obj-$(CONFIG_SND_SOC_INTEL_BROADWELL_MACH) += snd-soc-sst-broadwell.o +obj-$(CONFIG_SND_SOC_INTEL_BDW_RT5677_MACH) += snd-soc-sst-bdw-rt5677-mach.o obj-$(CONFIG_SND_SOC_INTEL_BYTCR_RT5640_MACH) += snd-soc-sst-bytcr-rt5640.o obj-$(CONFIG_SND_SOC_INTEL_BYTCR_RT5651_MACH) += snd-soc-sst-bytcr-rt5651.o obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_RT5672_MACH) += snd-soc-sst-cht-bsw-rt5672.o diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c new file mode 100644 index 000000000000..0179b28b548d --- /dev/null +++ b/sound/soc/intel/boards/bdw-rt5677.c @@ -0,0 +1,341 @@ +/* + * ASoC machine driver for Intel Broadwell platforms with RT5677 codec + */ + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/gpio/consumer.h> +#include <linux/delay.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/soc.h> +#include <sound/pcm_params.h> +#include <sound/jack.h> + +#include "../common/sst-dsp.h" +#include "../haswell/sst-haswell-ipc.h" + +#include "../../codecs/rt5677.h" + +struct bdw_rt5677_priv { + struct gpio_desc *gpio_hp_en; + struct snd_soc_codec *codec; +}; + +static int bdw_rt5677_event_hp(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct bdw_rt5677_priv *bdw_rt5677 = snd_soc_card_get_drvdata(card); + + if (SND_SOC_DAPM_EVENT_ON(event)) + msleep(70); + + gpiod_set_value_cansleep(bdw_rt5677->gpio_hp_en, + SND_SOC_DAPM_EVENT_ON(event)); + + return 0; +} + +static const struct snd_soc_dapm_widget bdw_rt5677_widgets[] = { + SND_SOC_DAPM_HP("Headphone", bdw_rt5677_event_hp), + SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("Local DMICs", NULL), + SND_SOC_DAPM_MIC("Remote DMICs", NULL), +}; + +static const struct snd_soc_dapm_route bdw_rt5677_map[] = { + /* Speakers */ + {"Speaker", NULL, "PDM1L"}, + {"Speaker", NULL, "PDM1R"}, + + /* Headset jack connectors */ + {"Headphone", NULL, "LOUT1"}, + {"Headphone", NULL, "LOUT2"}, + {"IN1P", NULL, "Headset Mic"}, + {"IN1N", NULL, "Headset Mic"}, + + /* Digital MICs + * Local DMICs: the two DMICs on the mainboard + * Remote DMICs: the two DMICs on the camera module + */ + {"DMIC L1", NULL, "Remote DMICs"}, + {"DMIC R1", NULL, "Remote DMICs"}, + {"DMIC L2", NULL, "Local DMICs"}, + {"DMIC R2", NULL, "Local DMICs"}, + + /* CODEC BE connections */ + {"SSP0 CODEC IN", NULL, "AIF1 Capture"}, + {"AIF1 Playback", NULL, "SSP0 CODEC OUT"}, +}; + +static const struct snd_kcontrol_new bdw_rt5677_controls[] = { + SOC_DAPM_PIN_SWITCH("Speaker"), + SOC_DAPM_PIN_SWITCH("Headphone"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Local DMICs"), + SOC_DAPM_PIN_SWITCH("Remote DMICs"), +}; + + +static struct snd_soc_jack headphone_jack; +static struct snd_soc_jack mic_jack; + +static struct snd_soc_jack_pin headphone_jack_pin = { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, +}; + +static struct snd_soc_jack_pin mic_jack_pin = { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, +}; + +static struct snd_soc_jack_gpio headphone_jack_gpio = { + .name = "plug-det", + .report = SND_JACK_HEADPHONE, + .debounce_time = 200, +}; + +static struct snd_soc_jack_gpio mic_jack_gpio = { + .name = "mic-present", + .report = SND_JACK_MICROPHONE, + .debounce_time = 200, + .invert = 1, +}; + +static int broadwell_ssp0_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); + + /* The ADSP will covert the FE rate to 48k, stereo */ + rate->min = rate->max = 48000; + channels->min = channels->max = 2; + + /* set SSP0 to 16 bit */ + snd_mask_set(¶ms->masks[SNDRV_PCM_HW_PARAM_FORMAT - + SNDRV_PCM_HW_PARAM_FIRST_MASK], + SNDRV_PCM_FORMAT_S16_LE); + return 0; +} + +static int bdw_rt5677_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + int ret; + + ret = snd_soc_dai_set_sysclk(codec_dai, RT5677_SCLK_S_MCLK, 24576000, + SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec sysclk configuration\n"); + return ret; + } + + return ret; +} + +static struct snd_soc_ops bdw_rt5677_ops = { + .hw_params = bdw_rt5677_hw_params, +}; + +static int bdw_rt5677_rtd_init(struct snd_soc_pcm_runtime *rtd) +{ + struct sst_pdata *pdata = dev_get_platdata(rtd->platform->dev); + struct sst_hsw *broadwell = pdata->dsp; + int ret; + + /* Set ADSP SSP port settings */ + ret = sst_hsw_device_set_config(broadwell, SST_HSW_DEVICE_SSP_0, + SST_HSW_DEVICE_MCLK_FREQ_24_MHZ, + SST_HSW_DEVICE_CLOCK_MASTER, 9); + if (ret < 0) { + dev_err(rtd->dev, "error: failed to set device config\n"); + return ret; + } + + return 0; +} + +static int bdw_rt5677_init(struct snd_soc_pcm_runtime *rtd) +{ + struct bdw_rt5677_priv *bdw_rt5677 = + snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_codec *codec = rtd->codec; + struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); + + /* Enable codec ASRC function for Stereo DAC/Stereo1 ADC/DMIC/I2S1. + * The ASRC clock source is clk_i2s1_asrc. + */ + rt5677_sel_asrc_clk_src(codec, RT5677_DA_STEREO_FILTER | + RT5677_AD_STEREO1_FILTER | RT5677_I2S1_SOURCE, + RT5677_CLK_SEL_I2S1_ASRC); + + /* Request rt5677 GPIO for headphone amp control */ + bdw_rt5677->gpio_hp_en = devm_gpiod_get_index(codec->dev, + "headphone-enable", 0, 0); + if (IS_ERR(bdw_rt5677->gpio_hp_en)) { + dev_err(codec->dev, "Can't find HP_AMP_SHDN_L gpio\n"); + return PTR_ERR(bdw_rt5677->gpio_hp_en); + } + gpiod_direction_output(bdw_rt5677->gpio_hp_en, 0); + + /* Create and initialize headphone jack */ + if (!snd_soc_card_jack_new(rtd->card, "Headphone Jack", + SND_JACK_HEADPHONE, &headphone_jack, + &headphone_jack_pin, 1)) { + headphone_jack_gpio.gpiod_dev = codec->dev; + if (snd_soc_jack_add_gpios(&headphone_jack, 1, + &headphone_jack_gpio)) + dev_err(codec->dev, "Can't add headphone jack gpio\n"); + } else { + dev_err(codec->dev, "Can't create headphone jack\n"); + } + + /* Create and initialize mic jack */ + if (!snd_soc_card_jack_new(rtd->card, "Mic Jack", + SND_JACK_MICROPHONE, &mic_jack, + &mic_jack_pin, 1)) { + mic_jack_gpio.gpiod_dev = codec->dev; + if (snd_soc_jack_add_gpios(&mic_jack, 1, &mic_jack_gpio)) + dev_err(codec->dev, "Can't add mic jack gpio\n"); + } else { + dev_err(codec->dev, "Can't create mic jack\n"); + } + bdw_rt5677->codec = codec; + + snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1"); + return 0; +} + +/* broadwell digital audio interface glue - connects codec <--> CPU */ +static struct snd_soc_dai_link bdw_rt5677_dais[] = { + /* Front End DAI links */ + { + .name = "System PCM", + .stream_name = "System Playback/Capture", + .cpu_dai_name = "System Pin", + .platform_name = "haswell-pcm-audio", + .dynamic = 1, + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .init = bdw_rt5677_rtd_init, + .trigger = { + SND_SOC_DPCM_TRIGGER_POST, + SND_SOC_DPCM_TRIGGER_POST + }, + .dpcm_capture = 1, + .dpcm_playback = 1, + }, + + /* Back End DAI links */ + { + /* SSP0 - Codec */ + .name = "Codec", + .id = 0, + .cpu_dai_name = "snd-soc-dummy-dai", + .platform_name = "snd-soc-dummy", + .no_pcm = 1, + .codec_name = "i2c-RT5677CE:00", + .codec_dai_name = "rt5677-aif1", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, + .ignore_suspend = 1, + .ignore_pmdown_time = 1, + .be_hw_params_fixup = broadwell_ssp0_fixup, + .ops = &bdw_rt5677_ops, + .dpcm_playback = 1, + .dpcm_capture = 1, + .init = bdw_rt5677_init, + }, +}; + +static int bdw_rt5677_suspend_pre(struct snd_soc_card *card) +{ + struct bdw_rt5677_priv *bdw_rt5677 = snd_soc_card_get_drvdata(card); + struct snd_soc_dapm_context *dapm; + + if (bdw_rt5677->codec) { + dapm = snd_soc_codec_get_dapm(bdw_rt5677->codec); + snd_soc_dapm_disable_pin(dapm, "MICBIAS1"); + } + return 0; +} + +static int bdw_rt5677_resume_post(struct snd_soc_card *card) +{ + struct bdw_rt5677_priv *bdw_rt5677 = snd_soc_card_get_drvdata(card); + struct snd_soc_dapm_context *dapm; + + if (bdw_rt5677->codec) { + dapm = snd_soc_codec_get_dapm(bdw_rt5677->codec); + snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1"); + } + return 0; +} + +/* ASoC machine driver for Broadwell DSP + RT5677 */ +static struct snd_soc_card bdw_rt5677_card = { + .name = "bdw-rt5677", + .owner = THIS_MODULE, + .dai_link = bdw_rt5677_dais, + .num_links = ARRAY_SIZE(bdw_rt5677_dais), + .dapm_widgets = bdw_rt5677_widgets, + .num_dapm_widgets = ARRAY_SIZE(bdw_rt5677_widgets), + .dapm_routes = bdw_rt5677_map, + .num_dapm_routes = ARRAY_SIZE(bdw_rt5677_map), + .controls = bdw_rt5677_controls, + .num_controls = ARRAY_SIZE(bdw_rt5677_controls), + .fully_routed = true, + .suspend_pre = bdw_rt5677_suspend_pre, + .resume_post = bdw_rt5677_resume_post, +}; + +static int bdw_rt5677_probe(struct platform_device *pdev) +{ + struct bdw_rt5677_priv *bdw_rt5677; + + bdw_rt5677_card.dev = &pdev->dev; + + /* Allocate driver private struct */ + bdw_rt5677 = devm_kzalloc(&pdev->dev, sizeof(struct bdw_rt5677_priv), + GFP_KERNEL); + if (!bdw_rt5677) { + dev_err(&pdev->dev, "Can't allocate bdw_rt5677\n"); + return -ENOMEM; + } + + snd_soc_card_set_drvdata(&bdw_rt5677_card, bdw_rt5677); + + return snd_soc_register_card(&bdw_rt5677_card); +} + +static int bdw_rt5677_remove(struct platform_device *pdev) +{ + snd_soc_unregister_card(&bdw_rt5677_card); + return 0; +} + +static struct platform_driver bdw_rt5677_audio = { + .probe = bdw_rt5677_probe, + .remove = bdw_rt5677_remove, + .driver = { + .name = "bdw-rt5677", + .owner = THIS_MODULE, + }, +}; + +module_platform_driver(bdw_rt5677_audio) + +/* Module information */ +MODULE_AUTHOR("Ben Zhang"); +MODULE_DESCRIPTION("Intel Broadwell RT5677 machine driver"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:bdw-rt5677"); diff --git a/sound/soc/intel/common/sst-acpi.c b/sound/soc/intel/common/sst-acpi.c index 2c5eda14d510..1285cc597b6b 100644 --- a/sound/soc/intel/common/sst-acpi.c +++ b/sound/soc/intel/common/sst-acpi.c @@ -199,6 +199,7 @@ static struct sst_acpi_desc sst_acpi_haswell_desc = {
static struct sst_acpi_mach broadwell_machines[] = { { "INT343A", "broadwell-audio", "intel/IntcSST2.bin", NULL, NULL, NULL }, + { "RT5677CE", "bdw-rt5677", "intel/IntcSST2.bin", NULL, NULL, NULL }, {} };