[mirror_ubuntu-artful-kernel.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 "../../codecs/nau8825.h"
#include "../../codecs/hdac_hdmi.h"
#include "../skylake/skl.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 inline struct snd_soc_dai *skl_get_codec_dai(struct snd_soc_card *card)
{
	struct snd_soc_pcm_runtime *rtd;

	list_for_each_entry(rtd, &card->rtd_list, list) {

		if (!strncmp(rtd->codec_dai->name, SKL_NUVOTON_CODEC_DAI,
			     strlen(SKL_NUVOTON_CODEC_DAI)))
			return rtd->codec_dai;
	}

	return NULL;
}

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 = skl_get_codec_dai(card);
	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(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_codec *codec = rtd->codec;

	/*
	 * 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(codec, &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 skylaye_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 = &skylaye_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_codec *codec = NULL;
	int err, i = 0;
	char jack_name[NAME_SIZE];

	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
		codec = pcm->codec_dai->codec;
		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 (!codec)
		return -EINVAL;

	return hdac_hdmi_jack_port_init(codec, &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 skl_machine_pdata *pdata;

	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	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);

	pdata = dev_get_drvdata(&pdev->dev);
	if (pdata)
		dmic_constraints = pdata->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>
	24	#include "../../codecs/nau8825.h"
0ab338ff	25	#include "../../codecs/hdac_hdmi.h"
05282c77	26	#include "../skylake/skl.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 inline struct snd_soc_dai skl_get_codec_dai(struct snd_soc_card card)
	58	{
	59	struct snd_soc_pcm_runtime *rtd;
	60
	61	list_for_each_entry(rtd, &card->rtd_list, list) {
	62
	63	if (!strncmp(rtd->codec_dai->name, SKL_NUVOTON_CODEC_DAI,
	64	strlen(SKL_NUVOTON_CODEC_DAI)))
	65	return rtd->codec_dai;
	66	}
	67
	68	return NULL;
	69	}
	70
	71	static int platform_clock_control(struct snd_soc_dapm_widget *w,
	72	struct snd_kcontrol *k, int event)
	73	{
	74	struct snd_soc_dapm_context *dapm = w->dapm;
	75	struct snd_soc_card *card = dapm->card;
	76	struct snd_soc_dai *codec_dai;
	77	int ret;
	78
	79	codec_dai = skl_get_codec_dai(card);
	80	if (!codec_dai) {
	81	dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");
	82	return -EIO;
	83	}
	84
	85	if (SND_SOC_DAPM_EVENT_ON(event)) {
	86	ret = snd_soc_dai_set_sysclk(codec_dai,
	87	NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
	88	if (ret < 0) {
	89	dev_err(card->dev, "set sysclk err = %d\n", ret);
	90	return -EIO;
	91	}
	92	} else {
	93	ret = snd_soc_dai_set_sysclk(codec_dai,
	94	NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
	95	if (ret < 0) {
	96	dev_err(card->dev, "set sysclk err = %d\n", ret);
	97	return -EIO;
	98	}
	99	}
	100
	101	return ret;
	102	}
	103
	104	static const struct snd_kcontrol_new skylake_controls[] = {
	105	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	106	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	107	SOC_DAPM_PIN_SWITCH("Spk"),
	108	};
	109
	110	static const struct snd_soc_dapm_widget skylake_widgets[] = {
	111	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	112	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	113	SND_SOC_DAPM_SPK("Spk", NULL),
	114	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
b0aad231 JK	115	SND_SOC_DAPM_SPK("DP1", NULL),
b0aad231 JK	116	SND_SOC_DAPM_SPK("DP2", NULL),
8eaf2b31 RA	117	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
	118	platform_clock_control, SND_SOC_DAPM_PRE_PMU \|
	119	SND_SOC_DAPM_POST_PMD),
	120	};
	121
	122	static const struct snd_soc_dapm_route skylake_map[] = {
	123	/* HP jack connectors - unknown if we have jack detection */
	124	{ "Headphone Jack", NULL, "HPOL" },
	125	{ "Headphone Jack", NULL, "HPOR" },
	126
	127	/* speaker */
	128	{ "Spk", NULL, "Speaker" },
	129
	130	/* other jacks */
	131	{ "MIC", NULL, "Headset Mic" },
	132	{ "DMic", NULL, "SoC DMIC" },
	133
8eaf2b31 RA	134	/* CODEC BE connections */
	135	{ "HiFi Playback", NULL, "ssp0 Tx" },
	136	{ "ssp0 Tx", NULL, "codec0_out" },
	137
	138	{ "Playback", NULL, "ssp1 Tx" },
	139	{ "ssp1 Tx", NULL, "codec1_out" },
	140
	141	{ "codec0_in", NULL, "ssp1 Rx" },
	142	{ "ssp1 Rx", NULL, "Capture" },
	143
	144	/* DMIC */
	145	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
	146	{ "DMIC01 Rx", NULL, "DMIC AIF" },
0ab338ff SN	147
	148	{ "hifi3", NULL, "iDisp3 Tx"},
	149	{ "iDisp3 Tx", NULL, "iDisp3_out"},
	150	{ "hifi2", NULL, "iDisp2 Tx"},
	151	{ "iDisp2 Tx", NULL, "iDisp2_out"},
	152	{ "hifi1", NULL, "iDisp1 Tx"},
	153	{ "iDisp1 Tx", NULL, "iDisp1_out"},
	154
8eaf2b31 RA	155	{ "Headphone Jack", NULL, "Platform Clock" },
	156	{ "Headset Mic", NULL, "Platform Clock" },
	157	};
	158
	159	static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
	160	struct snd_pcm_hw_params *params)
	161	{
	162	struct snd_interval *rate = hw_param_interval(params,
	163	SNDRV_PCM_HW_PARAM_RATE);
	164	struct snd_interval *channels = hw_param_interval(params,
	165	SNDRV_PCM_HW_PARAM_CHANNELS);
	166	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
	167
	168	/* The ADSP will covert the FE rate to 48k, stereo */
	169	rate->min = rate->max = 48000;
	170	channels->min = channels->max = 2;
	171
	172	/* set SSP0 to 24 bit */
	173	snd_mask_none(fmt);
	174	snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
	175
	176	return 0;
	177	}
	178
	179	static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
	180	{
	181	int ret;
	182	struct snd_soc_codec *codec = rtd->codec;
	183
	184	/*
	185	* Headset buttons map to the google Reference headset.
	186	* These can be configured by userspace.
	187	*/
	188	ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
	189	SND_JACK_HEADSET \| SND_JACK_BTN_0 \| SND_JACK_BTN_1 \|
	190	SND_JACK_BTN_2 \| SND_JACK_BTN_3, &skylake_headset,
	191	NULL, 0);
	192	if (ret) {
	193	dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
	194	return ret;
	195	}
	196
	197	nau8825_enable_jack_detect(codec, &skylake_headset);
	198
	199	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
8eaf2b31 RA	200
	201	return ret;
	202	}
	203
0ab338ff SN	204	static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
0ab338ff SN	205	{
0d425b4f	206	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	207	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f SP	208	struct skl_hdmi_pcm *pcm;
	209
	210	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	211	if (!pcm)
	212	return -ENOMEM;
	213
	214	pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
	215	pcm->codec_dai = dai;
0ab338ff	216
0d425b4f SP	217	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	218
	219	return 0;
0ab338ff SN	220	}
	221
	222	static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
	223	{
0d425b4f	224	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	225	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f SP	226	struct skl_hdmi_pcm *pcm;
	227
	228	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	229	if (!pcm)
	230	return -ENOMEM;
0ab338ff	231
0d425b4f SP	232	pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
	233	pcm->codec_dai = dai;
	234
	235	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	236
	237	return 0;
0ab338ff SN	238	}
	239
	240	static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
	241	{
0d425b4f	242	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
0ab338ff	243	struct snd_soc_dai *dai = rtd->codec_dai;
0d425b4f	244	struct skl_hdmi_pcm *pcm;
0ab338ff	245
0d425b4f SP	246	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	247	if (!pcm)
	248	return -ENOMEM;
	249
	250	pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
	251	pcm->codec_dai = dai;
	252
	253	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	254
	255	return 0;
0ab338ff SN	256	}
0ab338ff SN	257
8eaf2b31 RA	258	static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
	259	{
	260	struct snd_soc_dapm_context *dapm;
	261	struct snd_soc_component *component = rtd->cpu_dai->component;
	262
	263	dapm = snd_soc_component_get_dapm(component);
	264	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
	265
	266	return 0;
	267	}
	268
617647ae	269	static const unsigned int rates[] = {
8eaf2b31 RA	270	48000,
	271	};
	272
617647ae	273	static const struct snd_pcm_hw_constraint_list constraints_rates = {
8eaf2b31 RA	274	.count = ARRAY_SIZE(rates),
	275	.list = rates,
	276	.mask = 0,
	277	};
	278
617647ae	279	static const unsigned int channels[] = {
8eaf2b31 RA	280	2,
	281	};
	282
617647ae	283	static const struct snd_pcm_hw_constraint_list constraints_channels = {
8eaf2b31 RA	284	.count = ARRAY_SIZE(channels),
	285	.list = channels,
	286	.mask = 0,
	287	};
	288
	289	static int skl_fe_startup(struct snd_pcm_substream *substream)
	290	{
	291	struct snd_pcm_runtime *runtime = substream->runtime;
	292
	293	/*
	294	* On this platform for PCM device we support,
	295	* 48Khz
	296	* stereo
	297	* 16 bit audio
	298	*/
	299
	300	runtime->hw.channels_max = 2;
	301	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	302	&constraints_channels);
	303
	304	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
	305	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
	306
	307	snd_pcm_hw_constraint_list(runtime, 0,
	308	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	309
	310	return 0;
	311	}
	312
	313	static const struct snd_soc_ops skylake_nau8825_fe_ops = {
	314	.startup = skl_fe_startup,
	315	};
	316
	317	static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream,
	318	struct snd_pcm_hw_params *params)
	319	{
	320	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	321	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	322	int ret;
	323
	324	ret = snd_soc_dai_set_sysclk(codec_dai,
	325	NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
	326
	327	if (ret < 0)
	328	dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
	329
	330	return ret;
	331	}
	332
9b6fdef6	333	static const struct snd_soc_ops skylake_nau8825_ops = {
8eaf2b31 RA	334	.hw_params = skylake_nau8825_hw_params,
	335	};
	336
	337	static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
	338	struct snd_pcm_hw_params *params)
	339	{
	340	struct snd_interval *channels = hw_param_interval(params,
	341	SNDRV_PCM_HW_PARAM_CHANNELS);
	342
05282c77	343	if (params_channels(params) == 2 \|\| DMIC_CH(dmic_constraints) == 2)
8eaf2b31 RA	344	channels->min = channels->max = 2;
	345	else
	346	channels->min = channels->max = 4;
	347
	348	return 0;
	349	}
	350
617647ae	351	static const unsigned int channels_dmic[] = {
8eaf2b31 RA	352	2, 4,
	353	};
	354
617647ae	355	static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
8eaf2b31 RA	356	.count = ARRAY_SIZE(channels_dmic),
	357	.list = channels_dmic,
	358	.mask = 0,
	359	};
	360
05282c77 YZ	361	static const unsigned int dmic_2ch[] = {
	362	2,
	363	};
	364
	365	static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
	366	.count = ARRAY_SIZE(dmic_2ch),
	367	.list = dmic_2ch,
	368	.mask = 0,
	369	};
	370
8eaf2b31 RA	371	static int skylake_dmic_startup(struct snd_pcm_substream *substream)
	372	{
	373	struct snd_pcm_runtime *runtime = substream->runtime;
	374
05282c77	375	runtime->hw.channels_max = DMIC_CH(dmic_constraints);
8eaf2b31	376	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
05282c77	377	dmic_constraints);
8eaf2b31 RA	378
	379	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	380	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	381	}
	382
9b6fdef6	383	static const struct snd_soc_ops skylake_dmic_ops = {
8eaf2b31 RA	384	.startup = skylake_dmic_startup,
	385	};
	386
617647ae	387	static const unsigned int rates_16000[] = {
8eaf2b31 RA	388	16000,
	389	};
	390
617647ae	391	static const struct snd_pcm_hw_constraint_list constraints_16000 = {
8eaf2b31 RA	392	.count = ARRAY_SIZE(rates_16000),
	393	.list = rates_16000,
	394	};
	395
d6c9f6af YZ	396	static const unsigned int ch_mono[] = {
	397	1,
	398	};
	399
	400	static const struct snd_pcm_hw_constraint_list constraints_refcap = {
	401	.count = ARRAY_SIZE(ch_mono),
	402	.list = ch_mono,
	403	};
	404
8eaf2b31 RA	405	static int skylake_refcap_startup(struct snd_pcm_substream *substream)
8eaf2b31 RA	406	{
d6c9f6af YZ	407	substream->runtime->hw.channels_max = 1;
	408	snd_pcm_hw_constraint_list(substream->runtime, 0,
	409	SNDRV_PCM_HW_PARAM_CHANNELS,
	410	&constraints_refcap);
	411
8eaf2b31 RA	412	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	413	SNDRV_PCM_HW_PARAM_RATE,
	414	&constraints_16000);
	415	}
	416
9b6fdef6	417	static const struct snd_soc_ops skylaye_refcap_ops = {
8eaf2b31 RA	418	.startup = skylake_refcap_startup,
	419	};
	420
	421	/* skylake digital audio interface glue - connects codec <--> CPU */
	422	static struct snd_soc_dai_link skylake_dais[] = {
	423	/* Front End DAI links */
0ab338ff	424	[SKL_DPCM_AUDIO_PB] = {
8eaf2b31 RA	425	.name = "Skl Audio Port",
	426	.stream_name = "Audio",
	427	.cpu_dai_name = "System Pin",
	428	.platform_name = "0000:00:1f.3",
	429	.dynamic = 1,
	430	.codec_name = "snd-soc-dummy",
	431	.codec_dai_name = "snd-soc-dummy-dai",
	432	.nonatomic = 1,
	433	.init = skylake_nau8825_fe_init,
	434	.trigger = {
	435	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	436	.dpcm_playback = 1,
	437	.ops = &skylake_nau8825_fe_ops,
	438	},
0ab338ff	439	[SKL_DPCM_AUDIO_CP] = {
8eaf2b31 RA	440	.name = "Skl Audio Capture Port",
	441	.stream_name = "Audio Record",
	442	.cpu_dai_name = "System Pin",
	443	.platform_name = "0000:00:1f.3",
	444	.dynamic = 1,
	445	.codec_name = "snd-soc-dummy",
	446	.codec_dai_name = "snd-soc-dummy-dai",
	447	.nonatomic = 1,
	448	.trigger = {
	449	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	450	.dpcm_capture = 1,
	451	.ops = &skylake_nau8825_fe_ops,
	452	},
0ab338ff	453	[SKL_DPCM_AUDIO_REF_CP] = {
8eaf2b31 RA	454	.name = "Skl Audio Reference cap",
	455	.stream_name = "Wake on Voice",
	456	.cpu_dai_name = "Reference Pin",
	457	.codec_name = "snd-soc-dummy",
	458	.codec_dai_name = "snd-soc-dummy-dai",
	459	.platform_name = "0000:00:1f.3",
	460	.init = NULL,
	461	.dpcm_capture = 1,
8eaf2b31 RA	462	.nonatomic = 1,
	463	.dynamic = 1,
	464	.ops = &skylaye_refcap_ops,
	465	},
0ab338ff	466	[SKL_DPCM_AUDIO_DMIC_CP] = {
8eaf2b31 RA	467	.name = "Skl Audio DMIC cap",
	468	.stream_name = "dmiccap",
	469	.cpu_dai_name = "DMIC Pin",
	470	.codec_name = "snd-soc-dummy",
	471	.codec_dai_name = "snd-soc-dummy-dai",
	472	.platform_name = "0000:00:1f.3",
	473	.init = NULL,
	474	.dpcm_capture = 1,
	475	.nonatomic = 1,
	476	.dynamic = 1,
	477	.ops = &skylake_dmic_ops,
	478	},
0ab338ff SN	479	[SKL_DPCM_AUDIO_HDMI1_PB] = {
	480	.name = "Skl HDMI Port1",
	481	.stream_name = "Hdmi1",
	482	.cpu_dai_name = "HDMI1 Pin",
	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,
	488	.trigger = {
	489	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	490	.nonatomic = 1,
	491	.dynamic = 1,
	492	},
	493	[SKL_DPCM_AUDIO_HDMI2_PB] = {
	494	.name = "Skl HDMI Port2",
	495	.stream_name = "Hdmi2",
	496	.cpu_dai_name = "HDMI2 Pin",
8eaf2b31 RA	497	.codec_name = "snd-soc-dummy",
	498	.codec_dai_name = "snd-soc-dummy-dai",
	499	.platform_name = "0000:00:1f.3",
	500	.dpcm_playback = 1,
	501	.init = NULL,
0ab338ff SN	502	.trigger = {
	503	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	504	.nonatomic = 1,
	505	.dynamic = 1,
	506	},
	507	[SKL_DPCM_AUDIO_HDMI3_PB] = {
	508	.name = "Skl HDMI Port3",
	509	.stream_name = "Hdmi3",
	510	.cpu_dai_name = "HDMI3 Pin",
	511	.codec_name = "snd-soc-dummy",
	512	.codec_dai_name = "snd-soc-dummy-dai",
	513	.platform_name = "0000:00:1f.3",
	514	.trigger = {
	515	SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	516	.dpcm_playback = 1,
	517	.init = NULL,
8eaf2b31 RA	518	.nonatomic = 1,
	519	.dynamic = 1,
	520	},
	521
	522	/* Back End DAI links */
	523	{
	524	/* SSP0 - Codec */
	525	.name = "SSP0-Codec",
2f0ad491	526	.id = 0,
8eaf2b31 RA	527	.cpu_dai_name = "SSP0 Pin",
	528	.platform_name = "0000:00:1f.3",
	529	.no_pcm = 1,
	530	.codec_name = "MX98357A:00",
	531	.codec_dai_name = SKL_MAXIM_CODEC_DAI,
	532	.dai_fmt = SND_SOC_DAIFMT_I2S \|
	533	SND_SOC_DAIFMT_NB_NF \|
	534	SND_SOC_DAIFMT_CBS_CFS,
	535	.ignore_pmdown_time = 1,
	536	.be_hw_params_fixup = skylake_ssp_fixup,
	537	.dpcm_playback = 1,
	538	},
	539	{
	540	/* SSP1 - Codec */
	541	.name = "SSP1-Codec",
2f0ad491	542	.id = 1,
8eaf2b31 RA	543	.cpu_dai_name = "SSP1 Pin",
	544	.platform_name = "0000:00:1f.3",
	545	.no_pcm = 1,
	546	.codec_name = "i2c-10508825:00",
	547	.codec_dai_name = SKL_NUVOTON_CODEC_DAI,
	548	.init = skylake_nau8825_codec_init,
	549	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
	550	SND_SOC_DAIFMT_CBS_CFS,
	551	.ignore_pmdown_time = 1,
	552	.be_hw_params_fixup = skylake_ssp_fixup,
	553	.ops = &skylake_nau8825_ops,
	554	.dpcm_playback = 1,
	555	.dpcm_capture = 1,
	556	},
	557	{
	558	.name = "dmic01",
2f0ad491	559	.id = 2,
8eaf2b31 RA	560	.cpu_dai_name = "DMIC01 Pin",
	561	.codec_name = "dmic-codec",
	562	.codec_dai_name = "dmic-hifi",
	563	.platform_name = "0000:00:1f.3",
	564	.be_hw_params_fixup = skylake_dmic_fixup,
	565	.ignore_suspend = 1,
	566	.dpcm_capture = 1,
	567	.no_pcm = 1,
	568	},
	569	{
0ab338ff	570	.name = "iDisp1",
2f0ad491	571	.id = 3,
0ab338ff	572	.cpu_dai_name = "iDisp1 Pin",
8eaf2b31 RA	573	.codec_name = "ehdaudio0D2",
	574	.codec_dai_name = "intel-hdmi-hifi1",
	575	.platform_name = "0000:00:1f.3",
	576	.dpcm_playback = 1,
0ab338ff SN	577	.init = skylake_hdmi1_init,
	578	.no_pcm = 1,
	579	},
	580	{
	581	.name = "iDisp2",
2f0ad491	582	.id = 4,
0ab338ff SN	583	.cpu_dai_name = "iDisp2 Pin",
	584	.codec_name = "ehdaudio0D2",
	585	.codec_dai_name = "intel-hdmi-hifi2",
	586	.platform_name = "0000:00:1f.3",
	587	.init = skylake_hdmi2_init,
	588	.dpcm_playback = 1,
	589	.no_pcm = 1,
	590	},
	591	{
	592	.name = "iDisp3",
2f0ad491	593	.id = 5,
0ab338ff SN	594	.cpu_dai_name = "iDisp3 Pin",
	595	.codec_name = "ehdaudio0D2",
	596	.codec_dai_name = "intel-hdmi-hifi3",
	597	.platform_name = "0000:00:1f.3",
	598	.init = skylake_hdmi3_init,
	599	.dpcm_playback = 1,
8eaf2b31 RA	600	.no_pcm = 1,
	601	},
	602	};
	603
c541b2dd	604	#define NAME_SIZE 32
0d425b4f SP	605	static int skylake_card_late_probe(struct snd_soc_card *card)
	606	{
	607	struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(card);
	608	struct skl_hdmi_pcm *pcm;
565f13a9	609	struct snd_soc_codec *codec = NULL;
c541b2dd JK	610	int err, i = 0;
c541b2dd JK	611	char jack_name[NAME_SIZE];
0d425b4f SP	612
0d425b4f SP	613	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
565f13a9	614	codec = pcm->codec_dai->codec;
c541b2dd JK	615	snprintf(jack_name, sizeof(jack_name),
	616	"HDMI/DP, pcm=%d Jack", pcm->device);
	617	err = snd_soc_card_jack_new(card, jack_name,
	618	SND_JACK_AVOUT,
	619	&skylake_hdmi[i],
	620	NULL, 0);
	621
	622	if (err)
	623	return err;
	624
	625	err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
	626	&skylake_hdmi[i]);
0d425b4f SP	627	if (err < 0)
0d425b4f SP	628	return err;
c541b2dd JK	629
c541b2dd JK	630	i++;
0d425b4f SP	631	}
0d425b4f SP	632
565f13a9 JK	633	if (!codec)
	634	return -EINVAL;
	635
	636	return hdac_hdmi_jack_port_init(codec, &card->dapm);
0d425b4f SP	637	}
0d425b4f SP	638
8eaf2b31 RA	639	/* skylake audio machine driver for SPT + NAU88L25 */
	640	static struct snd_soc_card skylake_audio_card = {
	641	.name = "sklnau8825max",
	642	.owner = THIS_MODULE,
	643	.dai_link = skylake_dais,
	644	.num_links = ARRAY_SIZE(skylake_dais),
	645	.controls = skylake_controls,
	646	.num_controls = ARRAY_SIZE(skylake_controls),
	647	.dapm_widgets = skylake_widgets,
	648	.num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
	649	.dapm_routes = skylake_map,
	650	.num_dapm_routes = ARRAY_SIZE(skylake_map),
	651	.fully_routed = true,
0d425b4f	652	.late_probe = skylake_card_late_probe,
8eaf2b31 RA	653	};
	654
	655	static int skylake_audio_probe(struct platform_device *pdev)
	656	{
0d425b4f	657	struct skl_nau8825_private *ctx;
05282c77	658	struct skl_machine_pdata *pdata;
0d425b4f SP	659
	660	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	661	if (!ctx)
	662	return -ENOMEM;
	663
	664	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
	665
8eaf2b31	666	skylake_audio_card.dev = &pdev->dev;
0d425b4f	667	snd_soc_card_set_drvdata(&skylake_audio_card, ctx);
8eaf2b31	668
05282c77 YZ	669	pdata = dev_get_drvdata(&pdev->dev);
	670	if (pdata)
	671	dmic_constraints = pdata->dmic_num == 2 ?
	672	&constraints_dmic_2ch : &constraints_dmic_channels;
	673
8eaf2b31 RA	674	return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
	675	}
	676
2ca972da VK	677	static const struct platform_device_id skl_board_ids[] = {
	678	{ .name = "skl_n88l25_m98357a" },
	679	{ .name = "kbl_n88l25_m98357a" },
	680	{ }
	681	};
	682
8eaf2b31 RA	683	static struct platform_driver skylake_audio = {
	684	.probe = skylake_audio_probe,
	685	.driver = {
a2f5b8db	686	.name = "skl_n88l25_m98357a",
8eaf2b31 RA	687	.pm = &snd_soc_pm_ops,
8eaf2b31 RA	688	},
2ca972da	689	.id_table = skl_board_ids,
8eaf2b31 RA	690	};
	691
	692	module_platform_driver(skylake_audio)
	693
	694	/* Module information */
	695	MODULE_DESCRIPTION("Audio Machine driver-NAU88L25 & MAX98357A in I2S mode");
	696	MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com");
	697	MODULE_LICENSE("GPL v2");
a2f5b8db	698	MODULE_ALIAS("platform:skl_n88l25_m98357a");
2ca972da	699	MODULE_ALIAS("platform:kbl_n88l25_m98357a");