[linux-block.git] / sound / soc / intel / boards / skl_nau88l25_max98357a.c

/*
 * Intel Skylake I2S Machine Driver with MAXIM98357A
 * and NAU88L25
 *
 * Copyright (C) 2015, Intel Corporation. All rights reserved.
 *
 * 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.
 *
 * 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.
 */

#include <linux/module.h>
#include <linux/platform_device.h>
#include <sound/core.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/nau8825.h"
#include "../../codecs/hdac_hdmi.h"

#define SKL_NUVOTON_CODEC_DAI	"nau8825-hifi"
#define SKL_MAXIM_CODEC_DAI "HiFi"
#define DMIC_CH(p)     p->list[p->count-1]

static struct snd_soc_jack skylake_headset;
static struct snd_soc_card skylake_audio_card;
static const struct snd_pcm_hw_constraint_list *dmic_constraints;
static struct snd_soc_jack skylake_hdmi[3];

struct skl_hdmi_pcm {
	struct list_head head;
	struct snd_soc_dai *codec_dai;
	int device;
};

struct skl_nau8825_private {
	struct list_head hdmi_pcm_list;
};

enum {
	SKL_DPCM_AUDIO_PB = 0,
	SKL_DPCM_AUDIO_CP,
	SKL_DPCM_AUDIO_REF_CP,
	SKL_DPCM_AUDIO_DMIC_CP,
	SKL_DPCM_AUDIO_HDMI1_PB,
	SKL_DPCM_AUDIO_HDMI2_PB,
	SKL_DPCM_AUDIO_HDMI3_PB,
};

static int platform_clock_control(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 snd_soc_dai *codec_dai;
	int ret;

	codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
	if (!codec_dai) {
		dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");
		return -EIO;
	}

	if (SND_SOC_DAPM_EVENT_ON(event)) {
		ret = snd_soc_dai_set_sysclk(codec_dai,
				NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
		if (ret < 0) {
			dev_err(card->dev, "set sysclk err = %d\n", ret);
			return -EIO;
		}
	} else {
		ret = snd_soc_dai_set_sysclk(codec_dai,
				NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
		if (ret < 0) {
			dev_err(card->dev, "set sysclk err = %d\n", ret);
			return -EIO;
		}
	}

	return ret;
}

static const struct snd_kcontrol_new skylake_controls[] = {
	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	SOC_DAPM_PIN_SWITCH("Spk"),
};

static const struct snd_soc_dapm_widget skylake_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_SPK("Spk", NULL),
	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
	SND_SOC_DAPM_SPK("DP1", NULL),
	SND_SOC_DAPM_SPK("DP2", NULL),
	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
			platform_clock_control, SND_SOC_DAPM_PRE_PMU |
			SND_SOC_DAPM_POST_PMD),
};

static const struct snd_soc_dapm_route skylake_map[] = {
	/* HP jack connectors - unknown if we have jack detection */
	{ "Headphone Jack", NULL, "HPOL" },
	{ "Headphone Jack", NULL, "HPOR" },

	/* speaker */
	{ "Spk", NULL, "Speaker" },

	/* other jacks */
	{ "MIC", NULL, "Headset Mic" },
	{ "DMic", NULL, "SoC DMIC" },

	/* CODEC BE connections */
	{ "HiFi Playback", NULL, "ssp0 Tx" },
	{ "ssp0 Tx", NULL, "codec0_out" },

	{ "Playback", NULL, "ssp1 Tx" },
	{ "ssp1 Tx", NULL, "codec1_out" },

	{ "codec0_in", NULL, "ssp1 Rx" },
	{ "ssp1 Rx", NULL, "Capture" },

	/* DMIC */
	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
	{ "DMIC01 Rx", NULL, "DMIC AIF" },

	{ "hifi3", NULL, "iDisp3 Tx"},
	{ "iDisp3 Tx", NULL, "iDisp3_out"},
	{ "hifi2", NULL, "iDisp2 Tx"},
	{ "iDisp2 Tx", NULL, "iDisp2_out"},
	{ "hifi1", NULL, "iDisp1 Tx"},
	{ "iDisp1 Tx", NULL, "iDisp1_out"},

	{ "Headphone Jack", NULL, "Platform Clock" },
	{ "Headset Mic", NULL, "Platform Clock" },
};

static int skylake_ssp_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);
	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);

	/* The ADSP will covert the FE rate to 48k, stereo */
	rate->min = rate->max = 48000;
	channels->min = channels->max = 2;

	/* set SSP0 to 24 bit */
	snd_mask_none(fmt);
	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);

	return 0;
}

static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
{
	int ret;
	struct snd_soc_component *component = rtd->codec_dai->component;

	/*
	 * Headset buttons map to the google Reference headset.
	 * These can be configured by userspace.
	 */
	ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
			SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
			SND_JACK_BTN_2 | SND_JACK_BTN_3, &skylake_headset,
			NULL, 0);
	if (ret) {
		dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
		return ret;
	}

	nau8825_enable_jack_detect(component, &skylake_headset);

	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");

	return ret;
}

static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
{
	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_dai *dai = rtd->codec_dai;
	struct skl_hdmi_pcm *pcm;

	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	if (!pcm)
		return -ENOMEM;

	pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
	pcm->codec_dai = dai;

	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);

	return 0;
}

static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
{
	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_dai *dai = rtd->codec_dai;
	struct skl_hdmi_pcm *pcm;

	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	if (!pcm)
		return -ENOMEM;

	pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
	pcm->codec_dai = dai;

	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);

	return 0;
}

static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
{
	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_dai *dai = rtd->codec_dai;
	struct skl_hdmi_pcm *pcm;

	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	if (!pcm)
		return -ENOMEM;

	pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
	pcm->codec_dai = dai;

	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);

	return 0;
}

static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_dapm_context *dapm;
	struct snd_soc_component *component = rtd->cpu_dai->component;

	dapm = snd_soc_component_get_dapm(component);
	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");

	return 0;
}

static const unsigned int rates[] = {
	48000,
};

static const struct snd_pcm_hw_constraint_list constraints_rates = {
	.count = ARRAY_SIZE(rates),
	.list  = rates,
	.mask = 0,
};

static const unsigned int channels[] = {
	2,
};

static const struct snd_pcm_hw_constraint_list constraints_channels = {
	.count = ARRAY_SIZE(channels),
	.list = channels,
	.mask = 0,
};

static int skl_fe_startup(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;

	/*
	 * On this platform for PCM device we support,
	 * 48Khz
	 * stereo
	 * 16 bit audio
	 */

	runtime->hw.channels_max = 2;
	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
					   &constraints_channels);

	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);

	snd_pcm_hw_constraint_list(runtime, 0,
				SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);

	return 0;
}

static const struct snd_soc_ops skylake_nau8825_fe_ops = {
	.startup = skl_fe_startup,
};

static int skylake_nau8825_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,
			NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);

	if (ret < 0)
		dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);

	return ret;
}

static const struct snd_soc_ops skylake_nau8825_ops = {
	.hw_params = skylake_nau8825_hw_params,
};

static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
		struct snd_pcm_hw_params *params)
{
	struct snd_interval *channels = hw_param_interval(params,
				SNDRV_PCM_HW_PARAM_CHANNELS);

	if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2)
		channels->min = channels->max = 2;
	else
		channels->min = channels->max = 4;

	return 0;
}

static const unsigned int channels_dmic[] = {
	2, 4,
};

static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
	.count = ARRAY_SIZE(channels_dmic),
	.list = channels_dmic,
	.mask = 0,
};

static const unsigned int dmic_2ch[] = {
	2,
};

static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
	.count = ARRAY_SIZE(dmic_2ch),
	.list = dmic_2ch,
	.mask = 0,
};

static int skylake_dmic_startup(struct snd_pcm_substream *substream)
{
	struct snd_pcm_runtime *runtime = substream->runtime;

	runtime->hw.channels_max = DMIC_CH(dmic_constraints);
	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
			dmic_constraints);

	return snd_pcm_hw_constraint_list(substream->runtime, 0,
			SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
}

static const struct snd_soc_ops skylake_dmic_ops = {
	.startup = skylake_dmic_startup,
};

static const unsigned int rates_16000[] = {
	16000,
};

static const struct snd_pcm_hw_constraint_list constraints_16000 = {
	.count = ARRAY_SIZE(rates_16000),
	.list  = rates_16000,
};

static const unsigned int ch_mono[] = {
	1,
};

static const struct snd_pcm_hw_constraint_list constraints_refcap = {
	.count = ARRAY_SIZE(ch_mono),
	.list  = ch_mono,
};

static int skylake_refcap_startup(struct snd_pcm_substream *substream)
{
	substream->runtime->hw.channels_max = 1;
	snd_pcm_hw_constraint_list(substream->runtime, 0,
					SNDRV_PCM_HW_PARAM_CHANNELS,
					&constraints_refcap);

	return snd_pcm_hw_constraint_list(substream->runtime, 0,
				SNDRV_PCM_HW_PARAM_RATE,
				&constraints_16000);
}

static const struct snd_soc_ops skylake_refcap_ops = {
	.startup = skylake_refcap_startup,
};

/* skylake digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link skylake_dais[] = {
	/* Front End DAI links */
	[SKL_DPCM_AUDIO_PB] = {
		.name = "Skl Audio Port",
		.stream_name = "Audio",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:1f.3",
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.nonatomic = 1,
		.init = skylake_nau8825_fe_init,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_playback = 1,
		.ops = &skylake_nau8825_fe_ops,
	},
	[SKL_DPCM_AUDIO_CP] = {
		.name = "Skl Audio Capture Port",
		.stream_name = "Audio Record",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:1f.3",
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.nonatomic = 1,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_capture = 1,
		.ops = &skylake_nau8825_fe_ops,
	},
	[SKL_DPCM_AUDIO_REF_CP] = {
		.name = "Skl Audio Reference cap",
		.stream_name = "Wake on Voice",
		.cpu_dai_name = "Reference Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:1f.3",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &skylake_refcap_ops,
	},
	[SKL_DPCM_AUDIO_DMIC_CP] = {
		.name = "Skl Audio DMIC cap",
		.stream_name = "dmiccap",
		.cpu_dai_name = "DMIC Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:1f.3",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &skylake_dmic_ops,
	},
	[SKL_DPCM_AUDIO_HDMI1_PB] = {
		.name = "Skl HDMI Port1",
		.stream_name = "Hdmi1",
		.cpu_dai_name = "HDMI1 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:1f.3",
		.dpcm_playback = 1,
		.init = NULL,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.nonatomic = 1,
		.dynamic = 1,
	},
	[SKL_DPCM_AUDIO_HDMI2_PB] = {
		.name = "Skl HDMI Port2",
		.stream_name = "Hdmi2",
		.cpu_dai_name = "HDMI2 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:1f.3",
		.dpcm_playback = 1,
		.init = NULL,
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.nonatomic = 1,
		.dynamic = 1,
	},
	[SKL_DPCM_AUDIO_HDMI3_PB] = {
		.name = "Skl HDMI Port3",
		.stream_name = "Hdmi3",
		.cpu_dai_name = "HDMI3 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:1f.3",
		.trigger = {
			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},

	/* Back End DAI links */
	{
		/* SSP0 - Codec */
		.name = "SSP0-Codec",
		.id = 0,
		.cpu_dai_name = "SSP0 Pin",
		.platform_name = "0000:00:1f.3",
		.no_pcm = 1,
		.codec_name = "MX98357A:00",
		.codec_dai_name = SKL_MAXIM_CODEC_DAI,
		.dai_fmt = SND_SOC_DAIFMT_I2S |
			SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS,
		.ignore_pmdown_time = 1,
		.be_hw_params_fixup = skylake_ssp_fixup,
		.dpcm_playback = 1,
	},
	{
		/* SSP1 - Codec */
		.name = "SSP1-Codec",
		.id = 1,
		.cpu_dai_name = "SSP1 Pin",
		.platform_name = "0000:00:1f.3",
		.no_pcm = 1,
		.codec_name = "i2c-10508825:00",
		.codec_dai_name = SKL_NUVOTON_CODEC_DAI,
		.init = skylake_nau8825_codec_init,
		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
			SND_SOC_DAIFMT_CBS_CFS,
		.ignore_pmdown_time = 1,
		.be_hw_params_fixup = skylake_ssp_fixup,
		.ops = &skylake_nau8825_ops,
		.dpcm_playback = 1,
		.dpcm_capture = 1,
	},
	{
		.name = "dmic01",
		.id = 2,
		.cpu_dai_name = "DMIC01 Pin",
		.codec_name = "dmic-codec",
		.codec_dai_name = "dmic-hifi",
		.platform_name = "0000:00:1f.3",
		.be_hw_params_fixup = skylake_dmic_fixup,
		.ignore_suspend = 1,
		.dpcm_capture = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp1",
		.id = 3,
		.cpu_dai_name = "iDisp1 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi1",
		.platform_name = "0000:00:1f.3",
		.dpcm_playback = 1,
		.init = skylake_hdmi1_init,
		.no_pcm = 1,
	},
	{
		.name = "iDisp2",
		.id = 4,
		.cpu_dai_name = "iDisp2 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi2",
		.platform_name = "0000:00:1f.3",
		.init = skylake_hdmi2_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp3",
		.id = 5,
		.cpu_dai_name = "iDisp3 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi3",
		.platform_name = "0000:00:1f.3",
		.init = skylake_hdmi3_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
};

#define NAME_SIZE	32
static int skylake_card_late_probe(struct snd_soc_card *card)
{
	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(card);
	struct skl_hdmi_pcm *pcm;
	struct snd_soc_component *component = NULL;
	int err, i = 0;
	char jack_name[NAME_SIZE];

	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
		component = pcm->codec_dai->component;
		snprintf(jack_name, sizeof(jack_name),
			"HDMI/DP, pcm=%d Jack", pcm->device);
		err = snd_soc_card_jack_new(card, jack_name,
					SND_JACK_AVOUT,
					&skylake_hdmi[i],
					NULL, 0);

		if (err)
			return err;

		err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
						&skylake_hdmi[i]);
		if (err < 0)
			return err;

		i++;
	}

	if (!component)
		return -EINVAL;

	return hdac_hdmi_jack_port_init(component, &card->dapm);
}

/* skylake audio machine driver for SPT + NAU88L25 */
static struct snd_soc_card skylake_audio_card = {
	.name = "sklnau8825max",
	.owner = THIS_MODULE,
	.dai_link = skylake_dais,
	.num_links = ARRAY_SIZE(skylake_dais),
	.controls = skylake_controls,
	.num_controls = ARRAY_SIZE(skylake_controls),
	.dapm_widgets = skylake_widgets,
	.num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
	.dapm_routes = skylake_map,
	.num_dapm_routes = ARRAY_SIZE(skylake_map),
	.fully_routed = true,
	.late_probe = skylake_card_late_probe,
};

static int skylake_audio_probe(struct platform_device *pdev)
{
	struct skl_nau8825_private *ctx;
	struct snd_soc_acpi_mach *mach;

	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
	if (!ctx)
		return -ENOMEM;

	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

	skylake_audio_card.dev = &pdev->dev;
	snd_soc_card_set_drvdata(&skylake_audio_card, ctx);

	mach = dev_get_drvdata(&pdev->dev);
	if (mach)
		dmic_constraints = mach->mach_params.dmic_num == 2 ?
			&constraints_dmic_2ch : &constraints_dmic_channels;

	return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
}

static const struct platform_device_id skl_board_ids[] = {
	{ .name = "skl_n88l25_m98357a" },
	{ .name = "kbl_n88l25_m98357a" },
	{ }
};

static struct platform_driver skylake_audio = {
	.probe = skylake_audio_probe,
	.driver = {
		.name = "skl_n88l25_m98357a",
		.pm = &snd_soc_pm_ops,
	},
	.id_table = skl_board_ids,
};

module_platform_driver(skylake_audio)

/* Module information */
MODULE_DESCRIPTION("Audio Machine driver-NAU88L25 & MAX98357A in I2S mode");
MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:skl_n88l25_m98357a");
MODULE_ALIAS("platform:kbl_n88l25_m98357a");
Commit	Line	Data
8eaf2b31 RA	1	/*
	2	* Intel Skylake I2S Machine Driver with MAXIM98357A
	3	* and NAU88L25
	4	*
	5	* Copyright (C) 2015, Intel Corporation. All rights reserved.
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License version
	9	* 2 as published by the Free Software Foundation.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*/
	16
	17	#include <linux/module.h>
	18	#include <linux/platform_device.h>
	19	#include <sound/core.h>
	20	#include <sound/jack.h>
	21	#include <sound/pcm.h>
	22	#include <sound/pcm_params.h>
	23	#include <sound/soc.h>
b92826fa	24	#include <sound/soc-acpi.h>
8eaf2b31	25	#include "../../codecs/nau8825.h"
0ab338ff	26	#include "../../codecs/hdac_hdmi.h"
8eaf2b31 RA	27
	28	#define SKL_NUVOTON_CODEC_DAI "nau8825-hifi"
	29	#define SKL_MAXIM_CODEC_DAI "HiFi"
05282c77	30	#define DMIC_CH(p) p->list[p->count-1]
8eaf2b31 RA	31
	32	static struct snd_soc_jack skylake_headset;
	33	static struct snd_soc_card skylake_audio_card;
05282c77	34	static const struct snd_pcm_hw_constraint_list *dmic_constraints;
c541b2dd	35	static struct snd_soc_jack skylake_hdmi[3];
8eaf2b31	36
0d425b4f SP	37	struct skl_hdmi_pcm {
	38	struct list_head head;
	39	struct snd_soc_dai *codec_dai;
	40	int device;
	41	};
	42
	43	struct skl_nau8825_private {
	44	struct list_head hdmi_pcm_list;
	45	};
	46
0ab338ff SN	47	enum {
	48	SKL_DPCM_AUDIO_PB = 0,
	49	SKL_DPCM_AUDIO_CP,
	50	SKL_DPCM_AUDIO_REF_CP,
	51	SKL_DPCM_AUDIO_DMIC_CP,
	52	SKL_DPCM_AUDIO_HDMI1_PB,
	53	SKL_DPCM_AUDIO_HDMI2_PB,
	54	SKL_DPCM_AUDIO_HDMI3_PB,
	55	};
	56
8eaf2b31 RA	57	static int platform_clock_control(struct snd_soc_dapm_widget *w,
	58	struct snd_kcontrol *k, int event)
	59	{
	60	struct snd_soc_dapm_context *dapm = w->dapm;
	61	struct snd_soc_card *card = dapm->card;
	62	struct snd_soc_dai *codec_dai;
	63	int ret;
	64
dfb6ec7a	65	codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
8eaf2b31 RA	66	if (!codec_dai) {
	67	dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");
	68	return -EIO;
	69	}
	70
	71	if (SND_SOC_DAPM_EVENT_ON(event)) {
	72	ret = snd_soc_dai_set_sysclk(codec_dai,
	73	NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
	74	if (ret < 0) {
	75	dev_err(card->dev, "set sysclk err = %d\n", ret);
	76	return -EIO;
	77	}
	78	} else {
	79	ret = snd_soc_dai_set_sysclk(codec_dai,
	80	NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
	81	if (ret < 0) {
	82	dev_err(card->dev, "set sysclk err = %d\n", ret);
	83	return -EIO;
	84	}
	85	}
	86
	87	return ret;
	88	}
	89
	90	static const struct snd_kcontrol_new skylake_controls[] = {
	91	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	92	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	93	SOC_DAPM_PIN_SWITCH("Spk"),
	94	};
	95
	96	static const struct snd_soc_dapm_widget skylake_widgets[] = {
	97	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	98	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	99	SND_SOC_DAPM_SPK("Spk", NULL),
	100	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
b0aad231 JK	101	SND_SOC_DAPM_SPK("DP1", NULL),
b0aad231 JK	102	SND_SOC_DAPM_SPK("DP2", NULL),
8eaf2b31 RA	103	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
	104	platform_clock_control, SND_SOC_DAPM_PRE_PMU \|
	105	SND_SOC_DAPM_POST_PMD),
	106	};
	107
	108	static const struct snd_soc_dapm_route skylake_map[] = {
	109	/* HP jack connectors - unknown if we have jack detection */
	110	{ "Headphone Jack", NULL, "HPOL" },
	111	{ "Headphone Jack", NULL, "HPOR" },
	112
	113	/* speaker */
	114	{ "Spk", NULL, "Speaker" },
	115
	116	/* other jacks */
	117	{ "MIC", NULL, "Headset Mic" },
	118	{ "DMic", NULL, "SoC DMIC" },
	119
8eaf2b31 RA	120	/* CODEC BE connections */
	121	{ "HiFi Playback", NULL, "ssp0 Tx" },
	122	{ "ssp0 Tx", NULL, "codec0_out" },
	123
	124	{ "Playback", NULL, "ssp1 Tx" },
	125	{ "ssp1 Tx", NULL, "codec1_out" },
	126
	127	{ "codec0_in", NULL, "ssp1 Rx" },
	128	{ "ssp1 Rx", NULL, "Capture" },
	129
	130	/* DMIC */
	131	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
	132	{ "DMIC01 Rx", NULL, "DMIC AIF" },
0ab338ff SN	133
	134	{ "hifi3", NULL, "iDisp3 Tx"},
	135	{ "iDisp3 Tx", NULL, "iDisp3_out"},
	136	{ "hifi2", NULL, "iDisp2 Tx"},
	137	{ "iDisp2 Tx", NULL, "iDisp2_out"},
	138	{ "hifi1", NULL, "iDisp1 Tx"},
	139	{ "iDisp1 Tx", NULL, "iDisp1_out"},
	140
8eaf2b31 RA	141	{ "Headphone Jack", NULL, "Platform Clock" },
	142	{ "Headset Mic", NULL, "Platform Clock" },
	143	};
	144
	145	static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
	146	struct snd_pcm_hw_params *params)
	147	{
	148	struct snd_interval *rate = hw_param_interval(params,
	149	SNDRV_PCM_HW_PARAM_RATE);
	150	struct snd_interval *channels = hw_param_interval(params,
	151	SNDRV_PCM_HW_PARAM_CHANNELS);
	152	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
	153
	154	/* The ADSP will covert the FE rate to 48k, stereo */
	155	rate->min = rate->max = 48000;
	156	channels->min = channels->max = 2;
	157
	158	/* set SSP0 to 24 bit */
	159	snd_mask_none(fmt);
b5453e8c	160	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
8eaf2b31 RA	161
	162	return 0;
	163	}
	164
	165	static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
	166	{
	167	int ret;
45101122	168	struct snd_soc_component *component = rtd->codec_dai->component;
8eaf2b31 RA	169
	170	/*
	171	* Headset buttons map to the google Reference headset.
	172	* These can be configured by userspace.
	173	*/
	174	ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
	175	SND_JACK_HEADSET \| SND_JACK_BTN_0 \| SND_JACK_BTN_1 \|
	176	SND_JACK_BTN_2 \| SND_JACK_BTN_3, &skylake_headset,
	177	NULL, 0);
	178	if (ret) {
	179	dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
	180	return ret;
	181	}
	182
45101122	183	nau8825_enable_jack_detect(component, &skylake_headset);
8eaf2b31 RA	184
8eaf2b31 RA	185	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
8eaf2b31 RA	186
	187	return ret;
	188	}
	189
0ab338ff SN	190	static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
0ab338ff SN	191	{
0d425b4f	192	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	193	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f SP	194	struct skl_hdmi_pcm *pcm;
	195
	196	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	197	if (!pcm)
	198	return -ENOMEM;
	199
	200	pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
	201	pcm->codec_dai = dai;
0ab338ff	202
0d425b4f SP	203	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	204
	205	return 0;
0ab338ff SN	206	}
	207
	208	static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
	209	{
0d425b4f	210	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	211	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f SP	212	struct skl_hdmi_pcm *pcm;
	213
	214	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	215	if (!pcm)
	216	return -ENOMEM;
0ab338ff	217
0d425b4f SP	218	pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
	219	pcm->codec_dai = dai;
	220
	221	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	222
	223	return 0;
0ab338ff SN	224	}
	225
	226	static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
	227	{
0d425b4f	228	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	229	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f	230	struct skl_hdmi_pcm *pcm;
0ab338ff	231
0d425b4f SP	232	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	233	if (!pcm)
	234	return -ENOMEM;
	235
	236	pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
	237	pcm->codec_dai = dai;
	238
	239	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	240
	241	return 0;
0ab338ff SN	242	}
0ab338ff SN	243
8eaf2b31 RA	244	static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
	245	{
	246	struct snd_soc_dapm_context *dapm;
	247	struct snd_soc_component *component = rtd->cpu_dai->component;
	248
	249	dapm = snd_soc_component_get_dapm(component);
	250	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
	251
	252	return 0;
	253	}
	254
617647ae	255	static const unsigned int rates[] = {
8eaf2b31 RA	256	48000,
	257	};
	258
617647ae	259	static const struct snd_pcm_hw_constraint_list constraints_rates = {
8eaf2b31 RA	260	.count = ARRAY_SIZE(rates),
	261	.list = rates,
	262	.mask = 0,
	263	};
	264
617647ae	265	static const unsigned int channels[] = {
8eaf2b31 RA	266	2,
	267	};
	268
617647ae	269	static const struct snd_pcm_hw_constraint_list constraints_channels = {
8eaf2b31 RA	270	.count = ARRAY_SIZE(channels),
	271	.list = channels,
	272	.mask = 0,
	273	};
	274
	275	static int skl_fe_startup(struct snd_pcm_substream *substream)
	276	{
	277	struct snd_pcm_runtime *runtime = substream->runtime;
	278
	279	/*
	280	* On this platform for PCM device we support,
	281	* 48Khz
	282	* stereo
	283	* 16 bit audio
	284	*/
	285
	286	runtime->hw.channels_max = 2;
	287	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	288	&constraints_channels);
	289
	290	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
	291	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
	292
	293	snd_pcm_hw_constraint_list(runtime, 0,
	294	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	295
	296	return 0;
	297	}
	298
	299	static const struct snd_soc_ops skylake_nau8825_fe_ops = {
	300	.startup = skl_fe_startup,
	301	};
	302
	303	static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream,
	304	struct snd_pcm_hw_params *params)
	305	{
	306	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	307	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	308	int ret;
	309
	310	ret = snd_soc_dai_set_sysclk(codec_dai,
	311	NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
	312
	313	if (ret < 0)
	314	dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
	315
	316	return ret;
	317	}
	318
9b6fdef6	319	static const struct snd_soc_ops skylake_nau8825_ops = {
8eaf2b31 RA	320	.hw_params = skylake_nau8825_hw_params,
	321	};
	322
	323	static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
	324	struct snd_pcm_hw_params *params)
	325	{
	326	struct snd_interval *channels = hw_param_interval(params,
	327	SNDRV_PCM_HW_PARAM_CHANNELS);
	328
05282c77	329	if (params_channels(params) == 2 \|\| DMIC_CH(dmic_constraints) == 2)
8eaf2b31 RA	330	channels->min = channels->max = 2;
	331	else
	332	channels->min = channels->max = 4;
	333
	334	return 0;
	335	}
	336
617647ae	337	static const unsigned int channels_dmic[] = {
8eaf2b31 RA	338	2, 4,
	339	};
	340
617647ae	341	static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
8eaf2b31 RA	342	.count = ARRAY_SIZE(channels_dmic),
	343	.list = channels_dmic,
	344	.mask = 0,
	345	};
	346
05282c77 YZ	347	static const unsigned int dmic_2ch[] = {
	348	2,
	349	};
	350
	351	static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
	352	.count = ARRAY_SIZE(dmic_2ch),
	353	.list = dmic_2ch,
	354	.mask = 0,
	355	};
	356
8eaf2b31 RA	357	static int skylake_dmic_startup(struct snd_pcm_substream *substream)
	358	{
	359	struct snd_pcm_runtime *runtime = substream->runtime;
	360
05282c77	361	runtime->hw.channels_max = DMIC_CH(dmic_constraints);
8eaf2b31	362	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
05282c77	363	dmic_constraints);
8eaf2b31 RA	364
	365	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	366	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	367	}
	368
9b6fdef6	369	static const struct snd_soc_ops skylake_dmic_ops = {
8eaf2b31 RA	370	.startup = skylake_dmic_startup,
	371	};
	372
617647ae	373	static const unsigned int rates_16000[] = {
8eaf2b31 RA	374	16000,
	375	};
	376
617647ae	377	static const struct snd_pcm_hw_constraint_list constraints_16000 = {
8eaf2b31 RA	378	.count = ARRAY_SIZE(rates_16000),
	379	.list = rates_16000,
	380	};
	381
d6c9f6af YZ	382	static const unsigned int ch_mono[] = {
	383	1,
	384	};
	385
	386	static const struct snd_pcm_hw_constraint_list constraints_refcap = {
	387	.count = ARRAY_SIZE(ch_mono),
	388	.list = ch_mono,
	389	};
	390
8eaf2b31 RA	391	static int skylake_refcap_startup(struct snd_pcm_substream *substream)
8eaf2b31 RA	392	{
d6c9f6af YZ	393	substream->runtime->hw.channels_max = 1;
	394	snd_pcm_hw_constraint_list(substream->runtime, 0,
	395	SNDRV_PCM_HW_PARAM_CHANNELS,
	396	&constraints_refcap);
	397
8eaf2b31 RA	398	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	399	SNDRV_PCM_HW_PARAM_RATE,
	400	&constraints_16000);
	401	}
	402
48bf41a2	403	static const struct snd_soc_ops skylake_refcap_ops = {
8eaf2b31 RA	404	.startup = skylake_refcap_startup,
	405	};
	406
	407	/* skylake digital audio interface glue - connects codec <--> CPU */
	408	static struct snd_soc_dai_link skylake_dais[] = {
	409	/* Front End DAI links */
0ab338ff	410	[SKL_DPCM_AUDIO_PB] = {
8eaf2b31 RA	411	.name = "Skl Audio Port",
	412	.stream_name = "Audio",
	413	.cpu_dai_name = "System Pin",
	414	.platform_name = "0000:00:1f.3",
	415	.dynamic = 1,
	416	.codec_name = "snd-soc-dummy",
	417	.codec_dai_name = "snd-soc-dummy-dai",
	418	.nonatomic = 1,
	419	.init = skylake_nau8825_fe_init,
	420	.trigger = {
	421	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	422	.dpcm_playback = 1,
	423	.ops = &skylake_nau8825_fe_ops,
	424	},
0ab338ff	425	[SKL_DPCM_AUDIO_CP] = {
8eaf2b31 RA	426	.name = "Skl Audio Capture Port",
	427	.stream_name = "Audio Record",
	428	.cpu_dai_name = "System Pin",
	429	.platform_name = "0000:00:1f.3",
	430	.dynamic = 1,
	431	.codec_name = "snd-soc-dummy",
	432	.codec_dai_name = "snd-soc-dummy-dai",
	433	.nonatomic = 1,
	434	.trigger = {
	435	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	436	.dpcm_capture = 1,
	437	.ops = &skylake_nau8825_fe_ops,
	438	},
0ab338ff	439	[SKL_DPCM_AUDIO_REF_CP] = {
8eaf2b31 RA	440	.name = "Skl Audio Reference cap",
	441	.stream_name = "Wake on Voice",
	442	.cpu_dai_name = "Reference Pin",
	443	.codec_name = "snd-soc-dummy",
	444	.codec_dai_name = "snd-soc-dummy-dai",
	445	.platform_name = "0000:00:1f.3",
	446	.init = NULL,
	447	.dpcm_capture = 1,
8eaf2b31 RA	448	.nonatomic = 1,
8eaf2b31 RA	449	.dynamic = 1,
48bf41a2	450	.ops = &skylake_refcap_ops,
8eaf2b31	451	},
0ab338ff	452	[SKL_DPCM_AUDIO_DMIC_CP] = {
8eaf2b31 RA	453	.name = "Skl Audio DMIC cap",
	454	.stream_name = "dmiccap",
	455	.cpu_dai_name = "DMIC Pin",
	456	.codec_name = "snd-soc-dummy",
	457	.codec_dai_name = "snd-soc-dummy-dai",
	458	.platform_name = "0000:00:1f.3",
	459	.init = NULL,
	460	.dpcm_capture = 1,
	461	.nonatomic = 1,
	462	.dynamic = 1,
	463	.ops = &skylake_dmic_ops,
	464	},
0ab338ff SN	465	[SKL_DPCM_AUDIO_HDMI1_PB] = {
	466	.name = "Skl HDMI Port1",
	467	.stream_name = "Hdmi1",
	468	.cpu_dai_name = "HDMI1 Pin",
	469	.codec_name = "snd-soc-dummy",
	470	.codec_dai_name = "snd-soc-dummy-dai",
	471	.platform_name = "0000:00:1f.3",
	472	.dpcm_playback = 1,
	473	.init = NULL,
	474	.trigger = {
	475	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	476	.nonatomic = 1,
	477	.dynamic = 1,
	478	},
	479	[SKL_DPCM_AUDIO_HDMI2_PB] = {
	480	.name = "Skl HDMI Port2",
	481	.stream_name = "Hdmi2",
	482	.cpu_dai_name = "HDMI2 Pin",
8eaf2b31 RA	483	.codec_name = "snd-soc-dummy",
	484	.codec_dai_name = "snd-soc-dummy-dai",
	485	.platform_name = "0000:00:1f.3",
	486	.dpcm_playback = 1,
	487	.init = NULL,
0ab338ff SN	488	.trigger = {
	489	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	490	.nonatomic = 1,
	491	.dynamic = 1,
	492	},
	493	[SKL_DPCM_AUDIO_HDMI3_PB] = {
	494	.name = "Skl HDMI Port3",
	495	.stream_name = "Hdmi3",
	496	.cpu_dai_name = "HDMI3 Pin",
	497	.codec_name = "snd-soc-dummy",
	498	.codec_dai_name = "snd-soc-dummy-dai",
	499	.platform_name = "0000:00:1f.3",
	500	.trigger = {
	501	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	502	.dpcm_playback = 1,
	503	.init = NULL,
8eaf2b31 RA	504	.nonatomic = 1,
	505	.dynamic = 1,
	506	},
	507
	508	/* Back End DAI links */
	509	{
	510	/* SSP0 - Codec */
	511	.name = "SSP0-Codec",
2f0ad491	512	.id = 0,
8eaf2b31 RA	513	.cpu_dai_name = "SSP0 Pin",
	514	.platform_name = "0000:00:1f.3",
	515	.no_pcm = 1,
	516	.codec_name = "MX98357A:00",
	517	.codec_dai_name = SKL_MAXIM_CODEC_DAI,
	518	.dai_fmt = SND_SOC_DAIFMT_I2S \|
	519	SND_SOC_DAIFMT_NB_NF \|
	520	SND_SOC_DAIFMT_CBS_CFS,
	521	.ignore_pmdown_time = 1,
	522	.be_hw_params_fixup = skylake_ssp_fixup,
	523	.dpcm_playback = 1,
	524	},
	525	{
	526	/* SSP1 - Codec */
	527	.name = "SSP1-Codec",
2f0ad491	528	.id = 1,
8eaf2b31 RA	529	.cpu_dai_name = "SSP1 Pin",
	530	.platform_name = "0000:00:1f.3",
	531	.no_pcm = 1,
	532	.codec_name = "i2c-10508825:00",
	533	.codec_dai_name = SKL_NUVOTON_CODEC_DAI,
	534	.init = skylake_nau8825_codec_init,
	535	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
	536	SND_SOC_DAIFMT_CBS_CFS,
	537	.ignore_pmdown_time = 1,
	538	.be_hw_params_fixup = skylake_ssp_fixup,
	539	.ops = &skylake_nau8825_ops,
	540	.dpcm_playback = 1,
	541	.dpcm_capture = 1,
	542	},
	543	{
	544	.name = "dmic01",
2f0ad491	545	.id = 2,
8eaf2b31 RA	546	.cpu_dai_name = "DMIC01 Pin",
	547	.codec_name = "dmic-codec",
	548	.codec_dai_name = "dmic-hifi",
	549	.platform_name = "0000:00:1f.3",
	550	.be_hw_params_fixup = skylake_dmic_fixup,
	551	.ignore_suspend = 1,
	552	.dpcm_capture = 1,
	553	.no_pcm = 1,
	554	},
	555	{
0ab338ff	556	.name = "iDisp1",
2f0ad491	557	.id = 3,
0ab338ff	558	.cpu_dai_name = "iDisp1 Pin",
8eaf2b31 RA	559	.codec_name = "ehdaudio0D2",
	560	.codec_dai_name = "intel-hdmi-hifi1",
	561	.platform_name = "0000:00:1f.3",
	562	.dpcm_playback = 1,
0ab338ff SN	563	.init = skylake_hdmi1_init,
	564	.no_pcm = 1,
	565	},
	566	{
	567	.name = "iDisp2",
2f0ad491	568	.id = 4,
0ab338ff SN	569	.cpu_dai_name = "iDisp2 Pin",
	570	.codec_name = "ehdaudio0D2",
	571	.codec_dai_name = "intel-hdmi-hifi2",
	572	.platform_name = "0000:00:1f.3",
	573	.init = skylake_hdmi2_init,
	574	.dpcm_playback = 1,
	575	.no_pcm = 1,
	576	},
	577	{
	578	.name = "iDisp3",
2f0ad491	579	.id = 5,
0ab338ff SN	580	.cpu_dai_name = "iDisp3 Pin",
	581	.codec_name = "ehdaudio0D2",
	582	.codec_dai_name = "intel-hdmi-hifi3",
	583	.platform_name = "0000:00:1f.3",
	584	.init = skylake_hdmi3_init,
	585	.dpcm_playback = 1,
8eaf2b31 RA	586	.no_pcm = 1,
	587	},
	588	};
	589
c541b2dd	590	#define NAME_SIZE 32
0d425b4f SP	591	static int skylake_card_late_probe(struct snd_soc_card *card)
	592	{
	593	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(card);
	594	struct skl_hdmi_pcm *pcm;
45101122	595	struct snd_soc_component *component = NULL;
c541b2dd JK	596	int err, i = 0;
c541b2dd JK	597	char jack_name[NAME_SIZE];
0d425b4f SP	598
0d425b4f SP	599	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
45101122	600	component = pcm->codec_dai->component;
c541b2dd JK	601	snprintf(jack_name, sizeof(jack_name),
	602	"HDMI/DP, pcm=%d Jack", pcm->device);
	603	err = snd_soc_card_jack_new(card, jack_name,
	604	SND_JACK_AVOUT,
	605	&skylake_hdmi[i],
	606	NULL, 0);
	607
	608	if (err)
	609	return err;
	610
	611	err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
	612	&skylake_hdmi[i]);
0d425b4f SP	613	if (err < 0)
0d425b4f SP	614	return err;
c541b2dd JK	615
c541b2dd JK	616	i++;
0d425b4f SP	617	}
0d425b4f SP	618
45101122	619	if (!component)
565f13a9 JK	620	return -EINVAL;
565f13a9 JK	621
45101122	622	return hdac_hdmi_jack_port_init(component, &card->dapm);
0d425b4f SP	623	}
0d425b4f SP	624
8eaf2b31 RA	625	/* skylake audio machine driver for SPT + NAU88L25 */
	626	static struct snd_soc_card skylake_audio_card = {
	627	.name = "sklnau8825max",
	628	.owner = THIS_MODULE,
	629	.dai_link = skylake_dais,
	630	.num_links = ARRAY_SIZE(skylake_dais),
	631	.controls = skylake_controls,
	632	.num_controls = ARRAY_SIZE(skylake_controls),
	633	.dapm_widgets = skylake_widgets,
	634	.num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
	635	.dapm_routes = skylake_map,
	636	.num_dapm_routes = ARRAY_SIZE(skylake_map),
	637	.fully_routed = true,
0d425b4f	638	.late_probe = skylake_card_late_probe,
8eaf2b31 RA	639	};
	640
	641	static int skylake_audio_probe(struct platform_device *pdev)
	642	{
0d425b4f	643	struct skl_nau8825_private *ctx;
b92826fa	644	struct snd_soc_acpi_mach *mach;
0d425b4f	645
3afce6a4	646	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
0d425b4f SP	647	if (!ctx)
	648	return -ENOMEM;
	649
	650	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
	651
8eaf2b31	652	skylake_audio_card.dev = &pdev->dev;
0d425b4f	653	snd_soc_card_set_drvdata(&skylake_audio_card, ctx);
8eaf2b31	654
b92826fa PLB	655	mach = dev_get_drvdata(&pdev->dev);
	656	if (mach)
	657	dmic_constraints = mach->mach_params.dmic_num == 2 ?
05282c77 YZ	658	&constraints_dmic_2ch : &constraints_dmic_channels;
05282c77 YZ	659
8eaf2b31 RA	660	return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
	661	}
	662
2ca972da VK	663	static const struct platform_device_id skl_board_ids[] = {
	664	{ .name = "skl_n88l25_m98357a" },
	665	{ .name = "kbl_n88l25_m98357a" },
	666	{ }
	667	};
	668
8eaf2b31 RA	669	static struct platform_driver skylake_audio = {
	670	.probe = skylake_audio_probe,
	671	.driver = {
a2f5b8db	672	.name = "skl_n88l25_m98357a",
8eaf2b31 RA	673	.pm = &snd_soc_pm_ops,
8eaf2b31 RA	674	},
2ca972da	675	.id_table = skl_board_ids,
8eaf2b31 RA	676	};
	677
	678	module_platform_driver(skylake_audio)
	679
	680	/* Module information */
	681	MODULE_DESCRIPTION("Audio Machine driver-NAU88L25 & MAX98357A in I2S mode");
	682	MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com");
	683	MODULE_LICENSE("GPL v2");
a2f5b8db	684	MODULE_ALIAS("platform:skl_n88l25_m98357a");
2ca972da	685	MODULE_ALIAS("platform:kbl_n88l25_m98357a");