[deliverable/linux.git] / sound / soc / intel / byt-rt5640.c

/*
 * Intel Baytrail SST RT5640 machine driver
 * Copyright (c) 2014, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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/init.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/acpi.h>
#include <linux/device.h>
#include <linux/dmi.h>
#include <linux/slab.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/jack.h>
#include "../codecs/rt5640.h"

#include "sst-dsp.h"

static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
	SND_SOC_DAPM_HP("Headphone", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_MIC("Internal Mic", NULL),
	SND_SOC_DAPM_SPK("Speaker", NULL),
};

static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
	{"Headset Mic", NULL, "MICBIAS1"},
	{"IN2P", NULL, "Headset Mic"},
	{"Headphone", NULL, "HPOL"},
	{"Headphone", NULL, "HPOR"},
	{"Speaker", NULL, "SPOLP"},
	{"Speaker", NULL, "SPOLN"},
	{"Speaker", NULL, "SPORP"},
	{"Speaker", NULL, "SPORN"},
};

static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
	{"DMIC1", NULL, "Internal Mic"},
};

static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
	{"DMIC2", NULL, "Internal Mic"},
};

static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
	{"Internal Mic", NULL, "MICBIAS1"},
	{"IN1P", NULL, "Internal Mic"},
};

enum {
	BYT_RT5640_DMIC1_MAP,
	BYT_RT5640_DMIC2_MAP,
	BYT_RT5640_IN1_MAP,
};

#define BYT_RT5640_MAP(quirk)	((quirk) & 0xff)
#define BYT_RT5640_DMIC_EN	BIT(16)

static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP |
					BYT_RT5640_DMIC_EN;

static const struct snd_kcontrol_new byt_rt5640_controls[] = {
	SOC_DAPM_PIN_SWITCH("Headphone"),
	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	SOC_DAPM_PIN_SWITCH("Internal Mic"),
	SOC_DAPM_PIN_SWITCH("Speaker"),
};

static int byt_rt5640_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, RT5640_SCLK_S_PLL1,
				     params_rate(params) * 256,
				     SND_SOC_CLOCK_IN);
	if (ret < 0) {
		dev_err(codec_dai->dev, "can't set codec clock %d\n", ret);
		return ret;
	}
	ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
				  params_rate(params) * 64,
				  params_rate(params) * 256);
	if (ret < 0) {
		dev_err(codec_dai->dev, "can't set codec pll: %d\n", ret);
		return ret;
	}
	return 0;
}

static int byt_rt5640_quirk_cb(const struct dmi_system_id *id)
{
	byt_rt5640_quirk = (unsigned long)id->driver_data;
	return 1;
}

static const struct dmi_system_id byt_rt5640_quirk_table[] = {
	{
		.callback = byt_rt5640_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
			DMI_MATCH(DMI_PRODUCT_NAME, "T100TA"),
		},
		.driver_data = (unsigned long *)BYT_RT5640_IN1_MAP,
	},
	{
		.callback = byt_rt5640_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "DellInc."),
			DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
		},
		.driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP |
						 BYT_RT5640_DMIC_EN),
	},
	{}
};

static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
{
	int ret;
	struct snd_soc_codec *codec = runtime->codec;
	struct snd_soc_dapm_context *dapm = &codec->dapm;
	struct snd_soc_card *card = runtime->card;
	const struct snd_soc_dapm_route *custom_map;
	int num_routes;

	card->dapm.idle_bias_off = true;

	ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
					ARRAY_SIZE(byt_rt5640_controls));
	if (ret) {
		dev_err(card->dev, "unable to add card controls\n");
		return ret;
	}

	dmi_check_system(byt_rt5640_quirk_table);
	switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
	case BYT_RT5640_IN1_MAP:
		custom_map = byt_rt5640_intmic_in1_map;
		num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
		break;
	case BYT_RT5640_DMIC2_MAP:
		custom_map = byt_rt5640_intmic_dmic2_map;
		num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
		break;
	default:
		custom_map = byt_rt5640_intmic_dmic1_map;
		num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
	}

	ret = snd_soc_dapm_add_routes(dapm, custom_map, num_routes);
	if (ret)
		return ret;

	if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) {
		ret = rt5640_dmic_enable(codec, 0, 0);
		if (ret)
			return ret;
	}

	snd_soc_dapm_ignore_suspend(dapm, "HPOL");
	snd_soc_dapm_ignore_suspend(dapm, "HPOR");

	snd_soc_dapm_ignore_suspend(dapm, "SPOLP");
	snd_soc_dapm_ignore_suspend(dapm, "SPOLN");
	snd_soc_dapm_ignore_suspend(dapm, "SPORP");
	snd_soc_dapm_ignore_suspend(dapm, "SPORN");

	return ret;
}

static struct snd_soc_ops byt_rt5640_ops = {
	.hw_params = byt_rt5640_hw_params,
};

static struct snd_soc_dai_link byt_rt5640_dais[] = {
	{
		.name = "Baytrail Audio",
		.stream_name = "Audio",
		.cpu_dai_name = "baytrail-pcm-audio",
		.codec_dai_name = "rt5640-aif1",
		.codec_name = "i2c-10EC5640:00",
		.platform_name = "baytrail-pcm-audio",
		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
			   SND_SOC_DAIFMT_CBS_CFS,
		.init = byt_rt5640_init,
		.ops = &byt_rt5640_ops,
	},
};

static struct snd_soc_card byt_rt5640_card = {
	.name = "byt-rt5640",
	.dai_link = byt_rt5640_dais,
	.num_links = ARRAY_SIZE(byt_rt5640_dais),
	.dapm_widgets = byt_rt5640_widgets,
	.num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
	.dapm_routes = byt_rt5640_audio_map,
	.num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
	.fully_routed = true,
};

static int byt_rt5640_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = &byt_rt5640_card;

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

static struct platform_driver byt_rt5640_audio = {
	.probe = byt_rt5640_probe,
	.driver = {
		.name = "byt-rt5640",
		.pm = &snd_soc_pm_ops,
	},
};
module_platform_driver(byt_rt5640_audio)

MODULE_DESCRIPTION("ASoC Intel(R) Baytrail Machine driver");
MODULE_AUTHOR("Omair Md Abdullah, Jarkko Nikula");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:byt-rt5640");
Commit	Line	Data
a4b12990 MB	1	/*
	2	* Intel Baytrail SST RT5640 machine driver
	3	* Copyright (c) 2014, Intel Corporation.
	4	*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms and conditions of the GNU General Public License,
	7	* version 2, as published by the Free Software Foundation.
	8	*
	9	* This program is distributed in the hope it will be useful, but WITHOUT
	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	12	* more details.
	13	*/
	14
	15	#include <linux/init.h>
	16	#include <linux/module.h>
	17	#include <linux/platform_device.h>
	18	#include <linux/acpi.h>
	19	#include <linux/device.h>
f8a770c2	20	#include <linux/dmi.h>
a4b12990 MB	21	#include <linux/slab.h>
	22	#include <sound/pcm.h>
	23	#include <sound/pcm_params.h>
	24	#include <sound/soc.h>
	25	#include <sound/jack.h>
	26	#include "../codecs/rt5640.h"
	27
	28	#include "sst-dsp.h"
	29
	30	static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
	31	SND_SOC_DAPM_HP("Headphone", NULL),
	32	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	33	SND_SOC_DAPM_MIC("Internal Mic", NULL),
	34	SND_SOC_DAPM_SPK("Speaker", NULL),
	35	};
	36
	37	static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
c9a8e3bd	38	{"Headset Mic", NULL, "MICBIAS1"},
a4b12990	39	{"IN2P", NULL, "Headset Mic"},
a4b12990 MB	40	{"Headphone", NULL, "HPOL"},
	41	{"Headphone", NULL, "HPOR"},
	42	{"Speaker", NULL, "SPOLP"},
	43	{"Speaker", NULL, "SPOLN"},
	44	{"Speaker", NULL, "SPORP"},
	45	{"Speaker", NULL, "SPORN"},
	46	};
	47
f8a770c2 JN	48	static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
	49	{"DMIC1", NULL, "Internal Mic"},
	50	};
	51
24221dcc JN	52	static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
	53	{"DMIC2", NULL, "Internal Mic"},
	54	};
	55
f8a770c2 JN	56	static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
	57	{"Internal Mic", NULL, "MICBIAS1"},
	58	{"IN1P", NULL, "Internal Mic"},
	59	};
	60
	61	enum {
	62	BYT_RT5640_DMIC1_MAP,
24221dcc	63	BYT_RT5640_DMIC2_MAP,
f8a770c2 JN	64	BYT_RT5640_IN1_MAP,
	65	};
	66
a5f0ab05 JN	67	#define BYT_RT5640_MAP(quirk) ((quirk) & 0xff)
	68	#define BYT_RT5640_DMIC_EN BIT(16)
	69
	70	static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP \|
	71	BYT_RT5640_DMIC_EN;
f8a770c2	72
a4b12990 MB	73	static const struct snd_kcontrol_new byt_rt5640_controls[] = {
	74	SOC_DAPM_PIN_SWITCH("Headphone"),
	75	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	76	SOC_DAPM_PIN_SWITCH("Internal Mic"),
	77	SOC_DAPM_PIN_SWITCH("Speaker"),
	78	};
	79
	80	static int byt_rt5640_hw_params(struct snd_pcm_substream *substream,
	81	struct snd_pcm_hw_params *params)
	82	{
	83	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	84	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	85	int ret;
	86
	87	ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
	88	params_rate(params) * 256,
	89	SND_SOC_CLOCK_IN);
	90	if (ret < 0) {
	91	dev_err(codec_dai->dev, "can't set codec clock %d\n", ret);
	92	return ret;
	93	}
	94	ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
	95	params_rate(params) * 64,
	96	params_rate(params) * 256);
	97	if (ret < 0) {
	98	dev_err(codec_dai->dev, "can't set codec pll: %d\n", ret);
	99	return ret;
	100	}
	101	return 0;
	102	}
	103
f8a770c2 JN	104	static int byt_rt5640_quirk_cb(const struct dmi_system_id *id)
f8a770c2 JN	105	{
a5f0ab05	106	byt_rt5640_quirk = (unsigned long)id->driver_data;
f8a770c2 JN	107	return 1;
	108	}
	109
	110	static const struct dmi_system_id byt_rt5640_quirk_table[] = {
	111	{
	112	.callback = byt_rt5640_quirk_cb,
	113	.matches = {
	114	DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
	115	DMI_MATCH(DMI_PRODUCT_NAME, "T100TA"),
	116	},
	117	.driver_data = (unsigned long *)BYT_RT5640_IN1_MAP,
	118	},
24221dcc JN	119	{
	120	.callback = byt_rt5640_quirk_cb,
	121	.matches = {
	122	DMI_MATCH(DMI_SYS_VENDOR, "DellInc."),
	123	DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
	124	},
	125	.driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP \|
	126	BYT_RT5640_DMIC_EN),
	127	},
f8a770c2 JN	128	{}
	129	};
	130
a4b12990 MB	131	static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
	132	{
	133	int ret;
	134	struct snd_soc_codec *codec = runtime->codec;
	135	struct snd_soc_dapm_context *dapm = &codec->dapm;
	136	struct snd_soc_card *card = runtime->card;
f8a770c2 JN	137	const struct snd_soc_dapm_route *custom_map;
f8a770c2 JN	138	int num_routes;
a4b12990 MB	139
	140	card->dapm.idle_bias_off = true;
	141
	142	ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
	143	ARRAY_SIZE(byt_rt5640_controls));
	144	if (ret) {
	145	dev_err(card->dev, "unable to add card controls\n");
	146	return ret;
	147	}
	148
f8a770c2	149	dmi_check_system(byt_rt5640_quirk_table);
a5f0ab05	150	switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
f8a770c2 JN	151	case BYT_RT5640_IN1_MAP:
	152	custom_map = byt_rt5640_intmic_in1_map;
	153	num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
	154	break;
24221dcc JN	155	case BYT_RT5640_DMIC2_MAP:
	156	custom_map = byt_rt5640_intmic_dmic2_map;
	157	num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
	158	break;
f8a770c2 JN	159	default:
	160	custom_map = byt_rt5640_intmic_dmic1_map;
	161	num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
bb78cdd4	162	}
f8a770c2 JN	163
	164	ret = snd_soc_dapm_add_routes(dapm, custom_map, num_routes);
	165	if (ret)
	166	return ret;
	167
a5f0ab05 JN	168	if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) {
	169	ret = rt5640_dmic_enable(codec, 0, 0);
	170	if (ret)
	171	return ret;
	172	}
	173
a4b12990 MB	174	snd_soc_dapm_ignore_suspend(dapm, "HPOL");
	175	snd_soc_dapm_ignore_suspend(dapm, "HPOR");
	176
	177	snd_soc_dapm_ignore_suspend(dapm, "SPOLP");
	178	snd_soc_dapm_ignore_suspend(dapm, "SPOLN");
	179	snd_soc_dapm_ignore_suspend(dapm, "SPORP");
	180	snd_soc_dapm_ignore_suspend(dapm, "SPORN");
	181
a4b12990 MB	182	return ret;
	183	}
	184
	185	static struct snd_soc_ops byt_rt5640_ops = {
	186	.hw_params = byt_rt5640_hw_params,
	187	};
	188
	189	static struct snd_soc_dai_link byt_rt5640_dais[] = {
	190	{
	191	.name = "Baytrail Audio",
	192	.stream_name = "Audio",
49fee178	193	.cpu_dai_name = "baytrail-pcm-audio",
a4b12990 MB	194	.codec_dai_name = "rt5640-aif1",
	195	.codec_name = "i2c-10EC5640:00",
	196	.platform_name = "baytrail-pcm-audio",
	197	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
	198	SND_SOC_DAIFMT_CBS_CFS,
	199	.init = byt_rt5640_init,
a4b12990 MB	200	.ops = &byt_rt5640_ops,
	201	},
	202	};
	203
	204	static struct snd_soc_card byt_rt5640_card = {
	205	.name = "byt-rt5640",
	206	.dai_link = byt_rt5640_dais,
	207	.num_links = ARRAY_SIZE(byt_rt5640_dais),
	208	.dapm_widgets = byt_rt5640_widgets,
	209	.num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
	210	.dapm_routes = byt_rt5640_audio_map,
	211	.num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
c47a39a6	212	.fully_routed = true,
a4b12990 MB	213	};
	214
	215	static int byt_rt5640_probe(struct platform_device *pdev)
	216	{
	217	struct snd_soc_card *card = &byt_rt5640_card;
a4b12990 MB	218
a4b12990 MB	219	card->dev = &pdev->dev;
8eb776ab	220	return devm_snd_soc_register_card(&pdev->dev, card);
a4b12990 MB	221	}
	222
	223	static struct platform_driver byt_rt5640_audio = {
	224	.probe = byt_rt5640_probe,
a4b12990 MB	225	.driver = {
a4b12990 MB	226	.name = "byt-rt5640",
4af72f4e	227	.pm = &snd_soc_pm_ops,
a4b12990 MB	228	},
	229	};
	230	module_platform_driver(byt_rt5640_audio)
	231
	232	MODULE_DESCRIPTION("ASoC Intel(R) Baytrail Machine driver");
	233	MODULE_AUTHOR("Omair Md Abdullah, Jarkko Nikula");
	234	MODULE_LICENSE("GPL v2");
	235	MODULE_ALIAS("platform:byt-rt5640");