[mirror_ubuntu-artful-kernel.git] / sound / soc / intel / boards / bxt_rt298.c

/*
 * Intel Broxton-P I2S Machine Driver
 *
 * Copyright (C) 2014-2016, Intel Corporation. All rights reserved.
 *
 * Modified from:
 *   Intel Skylake I2S Machine driver
 *
 * 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/pcm.h>
#include <sound/soc.h>
#include <sound/jack.h>
#include <sound/pcm_params.h>
#include "../../codecs/hdac_hdmi.h"
#include "../../codecs/rt298.h"

/* Headset jack detection DAPM pins */
static struct snd_soc_jack broxton_headset;
static struct snd_soc_jack broxton_hdmi[3];

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

struct bxt_rt286_private {
	struct list_head hdmi_pcm_list;
};

enum {
	BXT_DPCM_AUDIO_PB = 0,
	BXT_DPCM_AUDIO_CP,
	BXT_DPCM_AUDIO_REF_CP,
	BXT_DPCM_AUDIO_DMIC_CP,
	BXT_DPCM_AUDIO_HDMI1_PB,
	BXT_DPCM_AUDIO_HDMI2_PB,
	BXT_DPCM_AUDIO_HDMI3_PB,
};

static struct snd_soc_jack_pin broxton_headset_pins[] = {
	{
		.pin = "Mic Jack",
		.mask = SND_JACK_MICROPHONE,
	},
	{
		.pin = "Headphone Jack",
		.mask = SND_JACK_HEADPHONE,
	},
};

static const struct snd_kcontrol_new broxton_controls[] = {
	SOC_DAPM_PIN_SWITCH("Speaker"),
	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	SOC_DAPM_PIN_SWITCH("Mic Jack"),
};

static const struct snd_soc_dapm_widget broxton_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_SPK("Speaker", NULL),
	SND_SOC_DAPM_MIC("Mic Jack", NULL),
	SND_SOC_DAPM_MIC("DMIC2", NULL),
	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
	SND_SOC_DAPM_SPK("HDMI1", NULL),
	SND_SOC_DAPM_SPK("HDMI2", NULL),
	SND_SOC_DAPM_SPK("HDMI3", NULL),
};

static const struct snd_soc_dapm_route broxton_rt298_map[] = {
	/* speaker */
	{"Speaker", NULL, "SPOR"},
	{"Speaker", NULL, "SPOL"},

	/* HP jack connectors - unknown if we have jack detect */
	{"Headphone Jack", NULL, "HPO Pin"},

	/* other jacks */
	{"MIC1", NULL, "Mic Jack"},

	/* digital mics */
	{"DMIC1 Pin", NULL, "DMIC2"},
	{"DMic", NULL, "SoC DMIC"},

	{"HDMI1", NULL, "hif5-0 Output"},
	{"HDMI2", NULL, "hif6-0 Output"},
	{"HDMI2", NULL, "hif7-0 Output"},

	/* CODEC BE connections */
	{ "AIF1 Playback", NULL, "ssp5 Tx"},
	{ "ssp5 Tx", NULL, "codec0_out"},
	{ "ssp5 Tx", NULL, "codec1_out"},

	{ "codec0_in", NULL, "ssp5 Rx" },
	{ "ssp5 Rx", NULL, "AIF1 Capture" },

	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
	{ "DMIC01 Rx", NULL, "Capture" },

	{ "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"},

};

static int broxton_rt298_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 int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_codec *codec = rtd->codec;
	int ret = 0;

	ret = snd_soc_card_jack_new(rtd->card, "Headset",
		SND_JACK_HEADSET | SND_JACK_BTN_0,
		&broxton_headset,
		broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins));

	if (ret)
		return ret;

	rt298_mic_detect(codec, &broxton_headset);

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

	return 0;
}

static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
{
	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
	struct snd_soc_dai *dai = rtd->codec_dai;
	struct bxt_hdmi_pcm *pcm;

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

	pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
	pcm->codec_dai = dai;

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

	return 0;
}

static int broxton_ssp5_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 SSP5 to 24 bit */
	snd_mask_none(fmt);
	snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);

	return 0;
}

static int broxton_rt298_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, RT298_SCLK_S_PLL,
					19200000, SND_SOC_CLOCK_IN);
	if (ret < 0) {
		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
		return ret;
	}

	return ret;
}

static const struct snd_soc_ops broxton_rt298_ops = {
	.hw_params = broxton_rt298_hw_params,
};

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

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

static int broxton_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)
		channels->min = channels->max = 2;
	else
		channels->min = channels->max = 4;

	return 0;
}

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

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

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

	runtime->hw.channels_max = 4;
	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
					&constraints_dmic_channels);

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

static const struct snd_soc_ops broxton_dmic_ops = {
	.startup = broxton_dmic_startup,
};

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

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

static int bxt_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 broxton_rt286_fe_ops = {
	.startup = bxt_fe_startup,
};

/* broxton digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link broxton_rt298_dais[] = {
	/* Front End DAI links */
	[BXT_DPCM_AUDIO_PB] =
	{
		.name = "Bxt Audio Port",
		.stream_name = "Audio",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:0e.0",
		.nonatomic = 1,
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.init = broxton_rt298_fe_init,
		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_playback = 1,
		.ops = &broxton_rt286_fe_ops,
	},
	[BXT_DPCM_AUDIO_CP] =
	{
		.name = "Bxt Audio Capture Port",
		.stream_name = "Audio Record",
		.cpu_dai_name = "System Pin",
		.platform_name = "0000:00:0e.0",
		.nonatomic = 1,
		.dynamic = 1,
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
		.dpcm_capture = 1,
		.ops = &broxton_rt286_fe_ops,
	},
	[BXT_DPCM_AUDIO_REF_CP] =
	{
		.name = "Bxt Audio Reference cap",
		.stream_name = "refcap",
		.cpu_dai_name = "Reference Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
	},
	[BXT_DPCM_AUDIO_DMIC_CP] =
	{
		.name = "Bxt 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 = "0000:00:0e.0",
		.init = NULL,
		.dpcm_capture = 1,
		.nonatomic = 1,
		.dynamic = 1,
		.ops = &broxton_dmic_ops,
	},
	[BXT_DPCM_AUDIO_HDMI1_PB] =
	{
		.name = "Bxt HDMI Port1",
		.stream_name = "Hdmi1",
		.cpu_dai_name = "HDMI1 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	[BXT_DPCM_AUDIO_HDMI2_PB] =
	{
		.name = "Bxt HDMI Port2",
		.stream_name = "Hdmi2",
		.cpu_dai_name = "HDMI2 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	[BXT_DPCM_AUDIO_HDMI3_PB] =
	{
		.name = "Bxt HDMI Port3",
		.stream_name = "Hdmi3",
		.cpu_dai_name = "HDMI3 Pin",
		.codec_name = "snd-soc-dummy",
		.codec_dai_name = "snd-soc-dummy-dai",
		.platform_name = "0000:00:0e.0",
		.dpcm_playback = 1,
		.init = NULL,
		.nonatomic = 1,
		.dynamic = 1,
	},
	/* Back End DAI links */
	{
		/* SSP5 - Codec */
		.name = "SSP5-Codec",
		.id = 0,
		.cpu_dai_name = "SSP5 Pin",
		.platform_name = "0000:00:0e.0",
		.no_pcm = 1,
		.codec_name = "i2c-INT343A:00",
		.codec_dai_name = "rt298-aif1",
		.init = broxton_rt298_codec_init,
		.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF |
						SND_SOC_DAIFMT_CBS_CFS,
		.ignore_pmdown_time = 1,
		.be_hw_params_fixup = broxton_ssp5_fixup,
		.ops = &broxton_rt298_ops,
		.dpcm_playback = 1,
		.dpcm_capture = 1,
	},
	{
		.name = "dmic01",
		.id = 1,
		.cpu_dai_name = "DMIC01 Pin",
		.codec_name = "dmic-codec",
		.codec_dai_name = "dmic-hifi",
		.platform_name = "0000:00:0e.0",
		.be_hw_params_fixup = broxton_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 = "0000:00:0e.0",
		.init = broxton_hdmi_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
	{
		.name = "iDisp2",
		.id = 4,
		.cpu_dai_name = "iDisp2 Pin",
		.codec_name = "ehdaudio0D2",
		.codec_dai_name = "intel-hdmi-hifi2",
		.platform_name = "0000:00:0e.0",
		.init = broxton_hdmi_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 = "0000:00:0e.0",
		.init = broxton_hdmi_init,
		.dpcm_playback = 1,
		.no_pcm = 1,
	},
};

#define NAME_SIZE	32
static int bxt_card_late_probe(struct snd_soc_card *card)
{
	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
	struct bxt_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, &broxton_hdmi[i],
					NULL, 0);

		if (err)
			return err;

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

		i++;
	}

	if (!codec)
		return -EINVAL;

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


/* broxton audio machine driver for SPT + RT298S */
static struct snd_soc_card broxton_rt298 = {
	.name = "broxton-rt298",
	.owner = THIS_MODULE,
	.dai_link = broxton_rt298_dais,
	.num_links = ARRAY_SIZE(broxton_rt298_dais),
	.controls = broxton_controls,
	.num_controls = ARRAY_SIZE(broxton_controls),
	.dapm_widgets = broxton_widgets,
	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
	.dapm_routes = broxton_rt298_map,
	.num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
	.fully_routed = true,
	.late_probe = bxt_card_late_probe,

};

static int broxton_audio_probe(struct platform_device *pdev)
{
	struct bxt_rt286_private *ctx;

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

	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

	broxton_rt298.dev = &pdev->dev;
	snd_soc_card_set_drvdata(&broxton_rt298, ctx);

	return devm_snd_soc_register_card(&pdev->dev, &broxton_rt298);
}

static struct platform_driver broxton_audio = {
	.probe = broxton_audio_probe,
	.driver = {
		.name = "bxt_alc298s_i2s",
		.pm = &snd_soc_pm_ops,
	},
};
module_platform_driver(broxton_audio)

/* Module information */
MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
MODULE_DESCRIPTION("Intel SST Audio for Broxton");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:bxt_alc298s_i2s");
Commit	Line	Data
76016322 RB	1	/*
	2	* Intel Broxton-P I2S Machine Driver
	3	*
	4	* Copyright (C) 2014-2016, Intel Corporation. All rights reserved.
	5	*
	6	* Modified from:
	7	* Intel Skylake I2S Machine driver
	8	*
	9	* This program is free software; you can redistribute it and/or
	10	* modify it under the terms of the GNU General Public License version
	11	* 2 as published by the Free Software Foundation.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*/
	18
	19	#include <linux/module.h>
	20	#include <linux/platform_device.h>
	21	#include <sound/core.h>
	22	#include <sound/pcm.h>
	23	#include <sound/soc.h>
	24	#include <sound/jack.h>
	25	#include <sound/pcm_params.h>
	26	#include "../../codecs/hdac_hdmi.h"
	27	#include "../../codecs/rt298.h"
	28
76016322	29	/* Headset jack detection DAPM pins */
51e0f3c8	30	static struct snd_soc_jack broxton_headset;
7932b8ac	31	static struct snd_soc_jack broxton_hdmi[3];
51e0f3c8 JK	32
	33	struct bxt_hdmi_pcm {
	34	struct list_head head;
	35	struct snd_soc_dai *codec_dai;
	36	int device;
	37	};
	38
	39	struct bxt_rt286_private {
	40	struct list_head hdmi_pcm_list;
	41	};
76016322 RB	42
	43	enum {
	44	BXT_DPCM_AUDIO_PB = 0,
	45	BXT_DPCM_AUDIO_CP,
	46	BXT_DPCM_AUDIO_REF_CP,
bfcdc6d1	47	BXT_DPCM_AUDIO_DMIC_CP,
76016322 RB	48	BXT_DPCM_AUDIO_HDMI1_PB,
	49	BXT_DPCM_AUDIO_HDMI2_PB,
	50	BXT_DPCM_AUDIO_HDMI3_PB,
	51	};
	52
	53	static struct snd_soc_jack_pin broxton_headset_pins[] = {
	54	{
	55	.pin = "Mic Jack",
	56	.mask = SND_JACK_MICROPHONE,
	57	},
	58	{
	59	.pin = "Headphone Jack",
	60	.mask = SND_JACK_HEADPHONE,
	61	},
	62	};
	63
	64	static const struct snd_kcontrol_new broxton_controls[] = {
	65	SOC_DAPM_PIN_SWITCH("Speaker"),
	66	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
	67	SOC_DAPM_PIN_SWITCH("Mic Jack"),
	68	};
	69
	70	static const struct snd_soc_dapm_widget broxton_widgets[] = {
	71	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	72	SND_SOC_DAPM_SPK("Speaker", NULL),
	73	SND_SOC_DAPM_MIC("Mic Jack", NULL),
	74	SND_SOC_DAPM_MIC("DMIC2", NULL),
	75	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
	76	SND_SOC_DAPM_SPK("HDMI1", NULL),
	77	SND_SOC_DAPM_SPK("HDMI2", NULL),
	78	SND_SOC_DAPM_SPK("HDMI3", NULL),
	79	};
	80
	81	static const struct snd_soc_dapm_route broxton_rt298_map[] = {
	82	/* speaker */
	83	{"Speaker", NULL, "SPOR"},
	84	{"Speaker", NULL, "SPOL"},
	85
	86	/* HP jack connectors - unknown if we have jack detect */
	87	{"Headphone Jack", NULL, "HPO Pin"},
	88
	89	/* other jacks */
	90	{"MIC1", NULL, "Mic Jack"},
	91
	92	/* digital mics */
	93	{"DMIC1 Pin", NULL, "DMIC2"},
	94	{"DMic", NULL, "SoC DMIC"},
	95
eaba3103 JK	96	{"HDMI1", NULL, "hif5-0 Output"},
	97	{"HDMI2", NULL, "hif6-0 Output"},
	98	{"HDMI2", NULL, "hif7-0 Output"},
76016322 RB	99
	100	/* CODEC BE connections */
	101	{ "AIF1 Playback", NULL, "ssp5 Tx"},
	102	{ "ssp5 Tx", NULL, "codec0_out"},
bfcdc6d1	103	{ "ssp5 Tx", NULL, "codec1_out"},
76016322 RB	104
	105	{ "codec0_in", NULL, "ssp5 Rx" },
	106	{ "ssp5 Rx", NULL, "AIF1 Capture" },
	107
	108	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
	109	{ "DMIC01 Rx", NULL, "Capture" },
	110
	111	{ "hifi3", NULL, "iDisp3 Tx"},
	112	{ "iDisp3 Tx", NULL, "iDisp3_out"},
	113	{ "hifi2", NULL, "iDisp2 Tx"},
	114	{ "iDisp2 Tx", NULL, "iDisp2_out"},
	115	{ "hifi1", NULL, "iDisp1 Tx"},
	116	{ "iDisp1 Tx", NULL, "iDisp1_out"},
	117
	118	};
	119
316f135a SV	120	static int broxton_rt298_fe_init(struct snd_soc_pcm_runtime *rtd)
	121	{
	122	struct snd_soc_dapm_context *dapm;
	123	struct snd_soc_component *component = rtd->cpu_dai->component;
	124
	125	dapm = snd_soc_component_get_dapm(component);
	126	snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
	127
	128	return 0;
	129	}
	130
76016322 RB	131	static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
	132	{
	133	struct snd_soc_codec *codec = rtd->codec;
	134	int ret = 0;
	135
	136	ret = snd_soc_card_jack_new(rtd->card, "Headset",
	137	SND_JACK_HEADSET \| SND_JACK_BTN_0,
	138	&broxton_headset,
	139	broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins));
	140
	141	if (ret)
	142	return ret;
	143
	144	rt298_mic_detect(codec, &broxton_headset);
316f135a SV	145
	146	snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
	147
76016322 RB	148	return 0;
	149	}
	150
	151	static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
	152	{
51e0f3c8	153	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
76016322	154	struct snd_soc_dai *dai = rtd->codec_dai;
51e0f3c8	155	struct bxt_hdmi_pcm *pcm;
76016322	156
51e0f3c8 JK	157	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
	158	if (!pcm)
	159	return -ENOMEM;
	160
	161	pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
	162	pcm->codec_dai = dai;
	163
	164	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
	165
	166	return 0;
76016322 RB	167	}
	168
	169	static int broxton_ssp5_fixup(struct snd_soc_pcm_runtime *rtd,
	170	struct snd_pcm_hw_params *params)
	171	{
	172	struct snd_interval *rate = hw_param_interval(params,
	173	SNDRV_PCM_HW_PARAM_RATE);
	174	struct snd_interval *channels = hw_param_interval(params,
	175	SNDRV_PCM_HW_PARAM_CHANNELS);
	176	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
	177
	178	/* The ADSP will covert the FE rate to 48k, stereo */
	179	rate->min = rate->max = 48000;
	180	channels->min = channels->max = 2;
	181
	182	/* set SSP5 to 24 bit */
	183	snd_mask_none(fmt);
	184	snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
	185
	186	return 0;
	187	}
	188
	189	static int broxton_rt298_hw_params(struct snd_pcm_substream *substream,
	190	struct snd_pcm_hw_params *params)
	191	{
	192	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	193	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	194	int ret;
	195
	196	ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL,
	197	19200000, SND_SOC_CLOCK_IN);
	198	if (ret < 0) {
	199	dev_err(rtd->dev, "can't set codec sysclk configuration\n");
	200	return ret;
	201	}
	202
	203	return ret;
	204	}
	205
9b6fdef6	206	static const struct snd_soc_ops broxton_rt298_ops = {
76016322 RB	207	.hw_params = broxton_rt298_hw_params,
	208	};
	209
bfcdc6d1 SV	210	static unsigned int rates[] = {
	211	48000,
	212	};
	213
	214	static struct snd_pcm_hw_constraint_list constraints_rates = {
	215	.count = ARRAY_SIZE(rates),
	216	.list = rates,
	217	.mask = 0,
	218	};
	219
	220	static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
	221	struct snd_pcm_hw_params *params)
	222	{
	223	struct snd_interval *channels = hw_param_interval(params,
	224	SNDRV_PCM_HW_PARAM_CHANNELS);
	225	if (params_channels(params) == 2)
	226	channels->min = channels->max = 2;
	227	else
	228	channels->min = channels->max = 4;
	229
	230	return 0;
	231	}
	232
	233	static unsigned int channels_dmic[] = {
	234	2, 4,
	235	};
	236
	237	static struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
	238	.count = ARRAY_SIZE(channels_dmic),
	239	.list = channels_dmic,
	240	.mask = 0,
	241	};
	242
	243	static int broxton_dmic_startup(struct snd_pcm_substream *substream)
	244	{
	245	struct snd_pcm_runtime *runtime = substream->runtime;
	246
	247	runtime->hw.channels_max = 4;
	248	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	249	&constraints_dmic_channels);
	250
	251	return snd_pcm_hw_constraint_list(substream->runtime, 0,
	252	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	253	}
	254
9b6fdef6	255	static const struct snd_soc_ops broxton_dmic_ops = {
bfcdc6d1 SV	256	.startup = broxton_dmic_startup,
	257	};
	258
4cdf33fe SV	259	static unsigned int channels[] = {
	260	2,
	261	};
	262
	263	static struct snd_pcm_hw_constraint_list constraints_channels = {
	264	.count = ARRAY_SIZE(channels),
	265	.list = channels,
	266	.mask = 0,
	267	};
	268
	269	static int bxt_fe_startup(struct snd_pcm_substream *substream)
	270	{
	271	struct snd_pcm_runtime *runtime = substream->runtime;
	272
	273	/*
	274	* on this platform for PCM device we support:
	275	* 48Khz
	276	* stereo
e59ed087	277	* 16-bit audio
4cdf33fe SV	278	*/
	279
	280	runtime->hw.channels_max = 2;
	281	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	282	&constraints_channels);
	283
e59ed087 K	284	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
e59ed087 K	285	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
4cdf33fe SV	286	snd_pcm_hw_constraint_list(runtime, 0,
	287	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	288
	289	return 0;
	290	}
	291
	292	static const struct snd_soc_ops broxton_rt286_fe_ops = {
	293	.startup = bxt_fe_startup,
	294	};
	295
76016322 RB	296	/* broxton digital audio interface glue - connects codec <--> CPU */
	297	static struct snd_soc_dai_link broxton_rt298_dais[] = {
	298	/* Front End DAI links */
5919a389	299	[BXT_DPCM_AUDIO_PB] =
76016322 RB	300	{
	301	.name = "Bxt Audio Port",
	302	.stream_name = "Audio",
	303	.cpu_dai_name = "System Pin",
	304	.platform_name = "0000:00:0e.0",
	305	.nonatomic = 1,
	306	.dynamic = 1,
	307	.codec_name = "snd-soc-dummy",
	308	.codec_dai_name = "snd-soc-dummy-dai",
316f135a	309	.init = broxton_rt298_fe_init,
76016322 RB	310	.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
76016322 RB	311	.dpcm_playback = 1,
4cdf33fe	312	.ops = &broxton_rt286_fe_ops,
76016322	313	},
5919a389	314	[BXT_DPCM_AUDIO_CP] =
76016322 RB	315	{
	316	.name = "Bxt Audio Capture Port",
	317	.stream_name = "Audio Record",
	318	.cpu_dai_name = "System Pin",
	319	.platform_name = "0000:00:0e.0",
	320	.nonatomic = 1,
	321	.dynamic = 1,
	322	.codec_name = "snd-soc-dummy",
	323	.codec_dai_name = "snd-soc-dummy-dai",
	324	.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	325	.dpcm_capture = 1,
4cdf33fe	326	.ops = &broxton_rt286_fe_ops,
76016322	327	},
5919a389	328	[BXT_DPCM_AUDIO_REF_CP] =
76016322 RB	329	{
	330	.name = "Bxt Audio Reference cap",
	331	.stream_name = "refcap",
	332	.cpu_dai_name = "Reference Pin",
	333	.codec_name = "snd-soc-dummy",
	334	.codec_dai_name = "snd-soc-dummy-dai",
	335	.platform_name = "0000:00:0e.0",
	336	.init = NULL,
	337	.dpcm_capture = 1,
	338	.nonatomic = 1,
	339	.dynamic = 1,
	340	},
5919a389	341	[BXT_DPCM_AUDIO_DMIC_CP] =
bfcdc6d1 SV	342	{
	343	.name = "Bxt Audio DMIC cap",
	344	.stream_name = "dmiccap",
	345	.cpu_dai_name = "DMIC Pin",
	346	.codec_name = "snd-soc-dummy",
	347	.codec_dai_name = "snd-soc-dummy-dai",
	348	.platform_name = "0000:00:0e.0",
	349	.init = NULL,
	350	.dpcm_capture = 1,
	351	.nonatomic = 1,
	352	.dynamic = 1,
	353	.ops = &broxton_dmic_ops,
	354	},
5919a389	355	[BXT_DPCM_AUDIO_HDMI1_PB] =
76016322 RB	356	{
	357	.name = "Bxt HDMI Port1",
	358	.stream_name = "Hdmi1",
	359	.cpu_dai_name = "HDMI1 Pin",
	360	.codec_name = "snd-soc-dummy",
	361	.codec_dai_name = "snd-soc-dummy-dai",
	362	.platform_name = "0000:00:0e.0",
	363	.dpcm_playback = 1,
	364	.init = NULL,
	365	.nonatomic = 1,
	366	.dynamic = 1,
	367	},
5919a389	368	[BXT_DPCM_AUDIO_HDMI2_PB] =
76016322 RB	369	{
	370	.name = "Bxt HDMI Port2",
	371	.stream_name = "Hdmi2",
	372	.cpu_dai_name = "HDMI2 Pin",
	373	.codec_name = "snd-soc-dummy",
	374	.codec_dai_name = "snd-soc-dummy-dai",
	375	.platform_name = "0000:00:0e.0",
	376	.dpcm_playback = 1,
	377	.init = NULL,
	378	.nonatomic = 1,
	379	.dynamic = 1,
	380	},
5919a389	381	[BXT_DPCM_AUDIO_HDMI3_PB] =
76016322 RB	382	{
	383	.name = "Bxt HDMI Port3",
	384	.stream_name = "Hdmi3",
	385	.cpu_dai_name = "HDMI3 Pin",
	386	.codec_name = "snd-soc-dummy",
	387	.codec_dai_name = "snd-soc-dummy-dai",
	388	.platform_name = "0000:00:0e.0",
	389	.dpcm_playback = 1,
	390	.init = NULL,
	391	.nonatomic = 1,
	392	.dynamic = 1,
	393	},
	394	/* Back End DAI links */
	395	{
	396	/* SSP5 - Codec */
	397	.name = "SSP5-Codec",
bfb7802a	398	.id = 0,
76016322 RB	399	.cpu_dai_name = "SSP5 Pin",
	400	.platform_name = "0000:00:0e.0",
	401	.no_pcm = 1,
	402	.codec_name = "i2c-INT343A:00",
	403	.codec_dai_name = "rt298-aif1",
	404	.init = broxton_rt298_codec_init,
	405	.dai_fmt = SND_SOC_DAIFMT_DSP_A \| SND_SOC_DAIFMT_NB_NF \|
	406	SND_SOC_DAIFMT_CBS_CFS,
	407	.ignore_pmdown_time = 1,
	408	.be_hw_params_fixup = broxton_ssp5_fixup,
	409	.ops = &broxton_rt298_ops,
	410	.dpcm_playback = 1,
	411	.dpcm_capture = 1,
	412	},
	413	{
	414	.name = "dmic01",
bfb7802a	415	.id = 1,
76016322 RB	416	.cpu_dai_name = "DMIC01 Pin",
	417	.codec_name = "dmic-codec",
	418	.codec_dai_name = "dmic-hifi",
	419	.platform_name = "0000:00:0e.0",
bfcdc6d1	420	.be_hw_params_fixup = broxton_dmic_fixup,
76016322 RB	421	.ignore_suspend = 1,
	422	.dpcm_capture = 1,
	423	.no_pcm = 1,
	424	},
	425	{
	426	.name = "iDisp1",
bfb7802a	427	.id = 3,
76016322 RB	428	.cpu_dai_name = "iDisp1 Pin",
	429	.codec_name = "ehdaudio0D2",
	430	.codec_dai_name = "intel-hdmi-hifi1",
	431	.platform_name = "0000:00:0e.0",
	432	.init = broxton_hdmi_init,
	433	.dpcm_playback = 1,
	434	.no_pcm = 1,
	435	},
	436	{
	437	.name = "iDisp2",
bfb7802a	438	.id = 4,
76016322 RB	439	.cpu_dai_name = "iDisp2 Pin",
	440	.codec_name = "ehdaudio0D2",
	441	.codec_dai_name = "intel-hdmi-hifi2",
	442	.platform_name = "0000:00:0e.0",
	443	.init = broxton_hdmi_init,
	444	.dpcm_playback = 1,
	445	.no_pcm = 1,
	446	},
	447	{
	448	.name = "iDisp3",
bfb7802a	449	.id = 5,
76016322 RB	450	.cpu_dai_name = "iDisp3 Pin",
	451	.codec_name = "ehdaudio0D2",
	452	.codec_dai_name = "intel-hdmi-hifi3",
	453	.platform_name = "0000:00:0e.0",
	454	.init = broxton_hdmi_init,
	455	.dpcm_playback = 1,
	456	.no_pcm = 1,
	457	},
	458	};
	459
7932b8ac	460	#define NAME_SIZE 32
51e0f3c8 JK	461	static int bxt_card_late_probe(struct snd_soc_card *card)
	462	{
	463	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
	464	struct bxt_hdmi_pcm *pcm;
7ba8ba3f	465	struct snd_soc_codec *codec = NULL;
7932b8ac JK	466	int err, i = 0;
7932b8ac JK	467	char jack_name[NAME_SIZE];
51e0f3c8 JK	468
51e0f3c8 JK	469	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
7ba8ba3f	470	codec = pcm->codec_dai->codec;
7932b8ac JK	471	snprintf(jack_name, sizeof(jack_name),
	472	"HDMI/DP, pcm=%d Jack", pcm->device);
	473	err = snd_soc_card_jack_new(card, jack_name,
	474	SND_JACK_AVOUT, &broxton_hdmi[i],
	475	NULL, 0);
	476
	477	if (err)
	478	return err;
	479
	480	err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
	481	&broxton_hdmi[i]);
51e0f3c8 JK	482	if (err < 0)
51e0f3c8 JK	483	return err;
7932b8ac JK	484
7932b8ac JK	485	i++;
51e0f3c8 JK	486	}
51e0f3c8 JK	487
7ba8ba3f JK	488	if (!codec)
	489	return -EINVAL;
	490
	491	return hdac_hdmi_jack_port_init(codec, &card->dapm);
51e0f3c8 JK	492	}
	493
	494
76016322 RB	495	/* broxton audio machine driver for SPT + RT298S */
	496	static struct snd_soc_card broxton_rt298 = {
	497	.name = "broxton-rt298",
	498	.owner = THIS_MODULE,
	499	.dai_link = broxton_rt298_dais,
	500	.num_links = ARRAY_SIZE(broxton_rt298_dais),
	501	.controls = broxton_controls,
	502	.num_controls = ARRAY_SIZE(broxton_controls),
	503	.dapm_widgets = broxton_widgets,
	504	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
	505	.dapm_routes = broxton_rt298_map,
	506	.num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
	507	.fully_routed = true,
51e0f3c8 JK	508	.late_probe = bxt_card_late_probe,
51e0f3c8 JK	509
76016322 RB	510	};
	511
	512	static int broxton_audio_probe(struct platform_device *pdev)
	513	{
51e0f3c8 JK	514	struct bxt_rt286_private *ctx;
	515
	516	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	517	if (!ctx)
	518	return -ENOMEM;
	519
	520	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
	521
76016322	522	broxton_rt298.dev = &pdev->dev;
51e0f3c8	523	snd_soc_card_set_drvdata(&broxton_rt298, ctx);
76016322 RB	524
	525	return devm_snd_soc_register_card(&pdev->dev, &broxton_rt298);
	526	}
	527
	528	static struct platform_driver broxton_audio = {
	529	.probe = broxton_audio_probe,
	530	.driver = {
	531	.name = "bxt_alc298s_i2s",
f749a78a	532	.pm = &snd_soc_pm_ops,
76016322 RB	533	},
	534	};
	535	module_platform_driver(broxton_audio)
	536
	537	/* Module information */
	538	MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
	539	MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
	540	MODULE_DESCRIPTION("Intel SST Audio for Broxton");
	541	MODULE_LICENSE("GPL v2");
	542	MODULE_ALIAS("platform:bxt_alc298s_i2s");