[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
	 */

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

	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;
	int err, i = 0;
	char jack_name[NAME_SIZE];

	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
		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++;
	}

	return 0;
}


/* 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
	277	*/
	278
	279	runtime->hw.channels_max = 2;
	280	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
	281	&constraints_channels);
	282
	283	snd_pcm_hw_constraint_list(runtime, 0,
	284	SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
	285
	286	return 0;
	287	}
	288
	289	static const struct snd_soc_ops broxton_rt286_fe_ops = {
	290	.startup = bxt_fe_startup,
	291	};
	292
76016322 RB	293	/* broxton digital audio interface glue - connects codec <--> CPU */
	294	static struct snd_soc_dai_link broxton_rt298_dais[] = {
	295	/* Front End DAI links */
5919a389	296	[BXT_DPCM_AUDIO_PB] =
76016322 RB	297	{
	298	.name = "Bxt Audio Port",
	299	.stream_name = "Audio",
	300	.cpu_dai_name = "System Pin",
	301	.platform_name = "0000:00:0e.0",
	302	.nonatomic = 1,
	303	.dynamic = 1,
	304	.codec_name = "snd-soc-dummy",
	305	.codec_dai_name = "snd-soc-dummy-dai",
316f135a	306	.init = broxton_rt298_fe_init,
76016322 RB	307	.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
76016322 RB	308	.dpcm_playback = 1,
4cdf33fe	309	.ops = &broxton_rt286_fe_ops,
76016322	310	},
5919a389	311	[BXT_DPCM_AUDIO_CP] =
76016322 RB	312	{
	313	.name = "Bxt Audio Capture Port",
	314	.stream_name = "Audio Record",
	315	.cpu_dai_name = "System Pin",
	316	.platform_name = "0000:00:0e.0",
	317	.nonatomic = 1,
	318	.dynamic = 1,
	319	.codec_name = "snd-soc-dummy",
	320	.codec_dai_name = "snd-soc-dummy-dai",
	321	.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
	322	.dpcm_capture = 1,
4cdf33fe	323	.ops = &broxton_rt286_fe_ops,
76016322	324	},
5919a389	325	[BXT_DPCM_AUDIO_REF_CP] =
76016322 RB	326	{
	327	.name = "Bxt Audio Reference cap",
	328	.stream_name = "refcap",
	329	.cpu_dai_name = "Reference Pin",
	330	.codec_name = "snd-soc-dummy",
	331	.codec_dai_name = "snd-soc-dummy-dai",
	332	.platform_name = "0000:00:0e.0",
	333	.init = NULL,
	334	.dpcm_capture = 1,
	335	.nonatomic = 1,
	336	.dynamic = 1,
	337	},
5919a389	338	[BXT_DPCM_AUDIO_DMIC_CP] =
bfcdc6d1 SV	339	{
	340	.name = "Bxt Audio DMIC cap",
	341	.stream_name = "dmiccap",
	342	.cpu_dai_name = "DMIC Pin",
	343	.codec_name = "snd-soc-dummy",
	344	.codec_dai_name = "snd-soc-dummy-dai",
	345	.platform_name = "0000:00:0e.0",
	346	.init = NULL,
	347	.dpcm_capture = 1,
	348	.nonatomic = 1,
	349	.dynamic = 1,
	350	.ops = &broxton_dmic_ops,
	351	},
5919a389	352	[BXT_DPCM_AUDIO_HDMI1_PB] =
76016322 RB	353	{
	354	.name = "Bxt HDMI Port1",
	355	.stream_name = "Hdmi1",
	356	.cpu_dai_name = "HDMI1 Pin",
	357	.codec_name = "snd-soc-dummy",
	358	.codec_dai_name = "snd-soc-dummy-dai",
	359	.platform_name = "0000:00:0e.0",
	360	.dpcm_playback = 1,
	361	.init = NULL,
	362	.nonatomic = 1,
	363	.dynamic = 1,
	364	},
5919a389	365	[BXT_DPCM_AUDIO_HDMI2_PB] =
76016322 RB	366	{
	367	.name = "Bxt HDMI Port2",
	368	.stream_name = "Hdmi2",
	369	.cpu_dai_name = "HDMI2 Pin",
	370	.codec_name = "snd-soc-dummy",
	371	.codec_dai_name = "snd-soc-dummy-dai",
	372	.platform_name = "0000:00:0e.0",
	373	.dpcm_playback = 1,
	374	.init = NULL,
	375	.nonatomic = 1,
	376	.dynamic = 1,
	377	},
5919a389	378	[BXT_DPCM_AUDIO_HDMI3_PB] =
76016322 RB	379	{
	380	.name = "Bxt HDMI Port3",
	381	.stream_name = "Hdmi3",
	382	.cpu_dai_name = "HDMI3 Pin",
	383	.codec_name = "snd-soc-dummy",
	384	.codec_dai_name = "snd-soc-dummy-dai",
	385	.platform_name = "0000:00:0e.0",
	386	.dpcm_playback = 1,
	387	.init = NULL,
	388	.nonatomic = 1,
	389	.dynamic = 1,
	390	},
	391	/* Back End DAI links */
	392	{
	393	/* SSP5 - Codec */
	394	.name = "SSP5-Codec",
bfb7802a	395	.id = 0,
76016322 RB	396	.cpu_dai_name = "SSP5 Pin",
	397	.platform_name = "0000:00:0e.0",
	398	.no_pcm = 1,
	399	.codec_name = "i2c-INT343A:00",
	400	.codec_dai_name = "rt298-aif1",
	401	.init = broxton_rt298_codec_init,
	402	.dai_fmt = SND_SOC_DAIFMT_DSP_A \| SND_SOC_DAIFMT_NB_NF \|
	403	SND_SOC_DAIFMT_CBS_CFS,
	404	.ignore_pmdown_time = 1,
	405	.be_hw_params_fixup = broxton_ssp5_fixup,
	406	.ops = &broxton_rt298_ops,
	407	.dpcm_playback = 1,
	408	.dpcm_capture = 1,
	409	},
	410	{
	411	.name = "dmic01",
bfb7802a	412	.id = 1,
76016322 RB	413	.cpu_dai_name = "DMIC01 Pin",
	414	.codec_name = "dmic-codec",
	415	.codec_dai_name = "dmic-hifi",
	416	.platform_name = "0000:00:0e.0",
bfcdc6d1	417	.be_hw_params_fixup = broxton_dmic_fixup,
76016322 RB	418	.ignore_suspend = 1,
	419	.dpcm_capture = 1,
	420	.no_pcm = 1,
	421	},
	422	{
	423	.name = "iDisp1",
bfb7802a	424	.id = 3,
76016322 RB	425	.cpu_dai_name = "iDisp1 Pin",
	426	.codec_name = "ehdaudio0D2",
	427	.codec_dai_name = "intel-hdmi-hifi1",
	428	.platform_name = "0000:00:0e.0",
	429	.init = broxton_hdmi_init,
	430	.dpcm_playback = 1,
	431	.no_pcm = 1,
	432	},
	433	{
	434	.name = "iDisp2",
bfb7802a	435	.id = 4,
76016322 RB	436	.cpu_dai_name = "iDisp2 Pin",
	437	.codec_name = "ehdaudio0D2",
	438	.codec_dai_name = "intel-hdmi-hifi2",
	439	.platform_name = "0000:00:0e.0",
	440	.init = broxton_hdmi_init,
	441	.dpcm_playback = 1,
	442	.no_pcm = 1,
	443	},
	444	{
	445	.name = "iDisp3",
bfb7802a	446	.id = 5,
76016322 RB	447	.cpu_dai_name = "iDisp3 Pin",
	448	.codec_name = "ehdaudio0D2",
	449	.codec_dai_name = "intel-hdmi-hifi3",
	450	.platform_name = "0000:00:0e.0",
	451	.init = broxton_hdmi_init,
	452	.dpcm_playback = 1,
	453	.no_pcm = 1,
	454	},
	455	};
	456
7932b8ac	457	#define NAME_SIZE 32
51e0f3c8 JK	458	static int bxt_card_late_probe(struct snd_soc_card *card)
	459	{
	460	struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
	461	struct bxt_hdmi_pcm *pcm;
7932b8ac JK	462	int err, i = 0;
7932b8ac JK	463	char jack_name[NAME_SIZE];
51e0f3c8 JK	464
51e0f3c8 JK	465	list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
7932b8ac JK	466	snprintf(jack_name, sizeof(jack_name),
	467	"HDMI/DP, pcm=%d Jack", pcm->device);
	468	err = snd_soc_card_jack_new(card, jack_name,
	469	SND_JACK_AVOUT, &broxton_hdmi[i],
	470	NULL, 0);
	471
	472	if (err)
	473	return err;
	474
	475	err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
	476	&broxton_hdmi[i]);
51e0f3c8 JK	477	if (err < 0)
51e0f3c8 JK	478	return err;
7932b8ac JK	479
7932b8ac JK	480	i++;
51e0f3c8 JK	481	}
	482
	483	return 0;
	484	}
	485
	486
76016322 RB	487	/* broxton audio machine driver for SPT + RT298S */
	488	static struct snd_soc_card broxton_rt298 = {
	489	.name = "broxton-rt298",
	490	.owner = THIS_MODULE,
	491	.dai_link = broxton_rt298_dais,
	492	.num_links = ARRAY_SIZE(broxton_rt298_dais),
	493	.controls = broxton_controls,
	494	.num_controls = ARRAY_SIZE(broxton_controls),
	495	.dapm_widgets = broxton_widgets,
	496	.num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
	497	.dapm_routes = broxton_rt298_map,
	498	.num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
	499	.fully_routed = true,
51e0f3c8 JK	500	.late_probe = bxt_card_late_probe,
51e0f3c8 JK	501
76016322 RB	502	};
	503
	504	static int broxton_audio_probe(struct platform_device *pdev)
	505	{
51e0f3c8 JK	506	struct bxt_rt286_private *ctx;
	507
	508	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
	509	if (!ctx)
	510	return -ENOMEM;
	511
	512	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
	513
76016322	514	broxton_rt298.dev = &pdev->dev;
51e0f3c8	515	snd_soc_card_set_drvdata(&broxton_rt298, ctx);
76016322 RB	516
	517	return devm_snd_soc_register_card(&pdev->dev, &broxton_rt298);
	518	}
	519
	520	static struct platform_driver broxton_audio = {
	521	.probe = broxton_audio_probe,
	522	.driver = {
	523	.name = "bxt_alc298s_i2s",
f749a78a	524	.pm = &snd_soc_pm_ops,
76016322 RB	525	},
	526	};
	527	module_platform_driver(broxton_audio)
	528
	529	/* Module information */
	530	MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
	531	MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
	532	MODULE_DESCRIPTION("Intel SST Audio for Broxton");
	533	MODULE_LICENSE("GPL v2");
	534	MODULE_ALIAS("platform:bxt_alc298s_i2s");