[deliverable/linux.git] / sound / soc / samsung / goni_wm8994.c

/*
 * goni_wm8994.c
 *
 * Copyright (C) 2010 Samsung Electronics Co.Ltd
 * Author: Chanwoo Choi <cw00.choi@samsung.com>
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 */

#include <sound/soc.h>
#include <sound/jack.h>

#include <asm/mach-types.h>
#include <mach/gpio.h>

#include "../codecs/wm8994.h"

#define MACHINE_NAME	0
#define CPU_VOICE_DAI	1

static const char *aquila_str[] = {
	[MACHINE_NAME] = "aquila",
	[CPU_VOICE_DAI] = "aquila-voice-dai",
};

static struct snd_soc_card goni;
static struct platform_device *goni_snd_device;

/* 3.5 pie jack */
static struct snd_soc_jack jack;

/* 3.5 pie jack detection DAPM pins */
static struct snd_soc_jack_pin jack_pins[] = {
	{
		.pin = "Headset Mic",
		.mask = SND_JACK_MICROPHONE,
	}, {
		.pin = "Headset Stereophone",
		.mask = SND_JACK_HEADPHONE | SND_JACK_MECHANICAL |
			SND_JACK_AVOUT,
	},
};

/* 3.5 pie jack detection gpios */
static struct snd_soc_jack_gpio jack_gpios[] = {
	{
		.gpio = S5PV210_GPH0(6),
		.name = "DET_3.5",
		.report = SND_JACK_HEADSET | SND_JACK_MECHANICAL |
			SND_JACK_AVOUT,
		.debounce_time = 200,
	},
};

static const struct snd_soc_dapm_widget goni_dapm_widgets[] = {
	SND_SOC_DAPM_SPK("Ext Left Spk", NULL),
	SND_SOC_DAPM_SPK("Ext Right Spk", NULL),
	SND_SOC_DAPM_SPK("Ext Rcv", NULL),
	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_MIC("Main Mic", NULL),
	SND_SOC_DAPM_MIC("2nd Mic", NULL),
	SND_SOC_DAPM_LINE("Radio In", NULL),
};

static const struct snd_soc_dapm_route goni_dapm_routes[] = {
	{"Ext Left Spk", NULL, "SPKOUTLP"},
	{"Ext Left Spk", NULL, "SPKOUTLN"},

	{"Ext Right Spk", NULL, "SPKOUTRP"},
	{"Ext Right Spk", NULL, "SPKOUTRN"},

	{"Ext Rcv", NULL, "HPOUT2N"},
	{"Ext Rcv", NULL, "HPOUT2P"},

	{"Headset Stereophone", NULL, "HPOUT1L"},
	{"Headset Stereophone", NULL, "HPOUT1R"},

	{"IN1RN", NULL, "Headset Mic"},
	{"IN1RP", NULL, "Headset Mic"},

	{"IN1RN", NULL, "2nd Mic"},
	{"IN1RP", NULL, "2nd Mic"},

	{"IN1LN", NULL, "Main Mic"},
	{"IN1LP", NULL, "Main Mic"},

	{"IN2LN", NULL, "Radio In"},
	{"IN2RN", NULL, "Radio In"},
};

static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_dapm_context *dapm = &codec->dapm;
	int ret;

	/* add goni specific widgets */
	snd_soc_dapm_new_controls(dapm, goni_dapm_widgets,
			ARRAY_SIZE(goni_dapm_widgets));

	/* set up goni specific audio routes */
	snd_soc_dapm_add_routes(dapm, goni_dapm_routes,
			ARRAY_SIZE(goni_dapm_routes));

	/* set endpoints to not connected */
	snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN");
	snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP");
	snd_soc_dapm_nc_pin(dapm, "LINEOUT1N");
	snd_soc_dapm_nc_pin(dapm, "LINEOUT1P");
	snd_soc_dapm_nc_pin(dapm, "LINEOUT2N");
	snd_soc_dapm_nc_pin(dapm, "LINEOUT2P");

	if (machine_is_aquila()) {
		snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
		snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
	}

	snd_soc_dapm_sync(dapm);

	/* Headset jack detection */
	ret = snd_soc_jack_new(codec, "Headset Jack",
			SND_JACK_HEADSET | SND_JACK_MECHANICAL | SND_JACK_AVOUT,
			&jack);
	if (ret)
		return ret;

	ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
	if (ret)
		return ret;

	ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
	if (ret)
		return ret;

	return 0;
}

static int goni_hifi_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;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	unsigned int pll_out = 24000000;
	int ret = 0;

	/* set the cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;

	/* set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
			SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;

	/* set the codec FLL */
	ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out,
			params_rate(params) * 256);
	if (ret < 0)
		return ret;

	/* set the codec system clock */
	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
			params_rate(params) * 256, SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	return 0;
}

static struct snd_soc_ops goni_hifi_ops = {
	.hw_params = goni_hifi_hw_params,
};

static int goni_voice_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;
	unsigned int pll_out = 24000000;
	int ret = 0;

	if (params_rate(params) != 8000)
		return -EINVAL;

	/* set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J |
			SND_SOC_DAIFMT_IB_IF | SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0)
		return ret;

	/* set the codec FLL */
	ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out,
			params_rate(params) * 256);
	if (ret < 0)
		return ret;

	/* set the codec system clock */
	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
			params_rate(params) * 256, SND_SOC_CLOCK_IN);
	if (ret < 0)
		return ret;

	return 0;
}

static struct snd_soc_dai_driver voice_dai = {
	.name = "goni-voice-dai",
	.id = 0,
	.playback = {
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000,
		.formats = SNDRV_PCM_FMTBIT_S16_LE,},
	.capture = {
		.channels_min = 1,
		.channels_max = 2,
		.rates = SNDRV_PCM_RATE_8000,
		.formats = SNDRV_PCM_FMTBIT_S16_LE,},
};

static struct snd_soc_ops goni_voice_ops = {
	.hw_params = goni_voice_hw_params,
};

static struct snd_soc_dai_link goni_dai[] = {
{
	.name = "WM8994",
	.stream_name = "WM8994 HiFi",
	.cpu_dai_name = "samsung-i2s.0",
	.codec_dai_name = "wm8994-aif1",
	.platform_name = "samsung-audio",
	.codec_name = "wm8994-codec.0-001a",
	.init = goni_wm8994_init,
	.ops = &goni_hifi_ops,
}, {
	.name = "WM8994 Voice",
	.stream_name = "Voice",
	.cpu_dai_name = "goni-voice-dai",
	.codec_dai_name = "wm8994-aif2",
	.codec_name = "wm8994-codec.0-001a",
	.ops = &goni_voice_ops,
},
};

static struct snd_soc_card goni = {
	.name = "goni",
	.dai_link = goni_dai,
	.num_links = ARRAY_SIZE(goni_dai),
};

static int __init goni_init(void)
{
	int ret;

	if (machine_is_aquila()) {
		voice_dai.name = aquila_str[CPU_VOICE_DAI];
		goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
		goni.name = aquila_str[MACHINE_NAME];
	} else if (!machine_is_goni())
		return -ENODEV;

	goni_snd_device = platform_device_alloc("soc-audio", -1);
	if (!goni_snd_device)
		return -ENOMEM;

	/* register voice DAI here */
	ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
	if (ret) {
		platform_device_put(goni_snd_device);
		return ret;
	}

	platform_set_drvdata(goni_snd_device, &goni);
	ret = platform_device_add(goni_snd_device);

	if (ret) {
		snd_soc_unregister_dai(&goni_snd_device->dev);
		platform_device_put(goni_snd_device);
	}

	return ret;
}

static void __exit goni_exit(void)
{
	snd_soc_unregister_dai(&goni_snd_device->dev);
	platform_device_unregister(goni_snd_device);
}

module_init(goni_init);
module_exit(goni_exit);

/* Module information */
MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
MODULE_LICENSE("GPL");
Commit	Line	Data
f51582fd CC	1	/*
	2	* goni_wm8994.c
	3	*
	4	* Copyright (C) 2010 Samsung Electronics Co.Ltd
	5	* Author: Chanwoo Choi <cw00.choi@samsung.com>
	6	*
	7	* This program is free software; you can redistribute it and/or modify it
	8	* under the terms of the GNU General Public License as published by the
	9	* Free Software Foundation; either version 2 of the License, or (at your
	10	* option) any later version.
	11	*
	12	*/
	13
f51582fd	14	#include <sound/soc.h>
f51582fd	15	#include <sound/jack.h>
0378b6ac	16
f51582fd CC	17	#include <asm/mach-types.h>
f51582fd CC	18	#include <mach/gpio.h>
f51582fd	19
f51582fd	20	#include "../codecs/wm8994.h"
f51582fd	21
3a56d0ca JB	22	#define MACHINE_NAME 0
	23	#define CPU_VOICE_DAI 1
	24
	25	static const char *aquila_str[] = {
	26	[MACHINE_NAME] = "aquila",
	27	[CPU_VOICE_DAI] = "aquila-voice-dai",
	28	};
	29
f51582fd CC	30	static struct snd_soc_card goni;
	31	static struct platform_device *goni_snd_device;
	32
	33	/* 3.5 pie jack */
	34	static struct snd_soc_jack jack;
	35
	36	/* 3.5 pie jack detection DAPM pins */
	37	static struct snd_soc_jack_pin jack_pins[] = {
	38	{
	39	.pin = "Headset Mic",
	40	.mask = SND_JACK_MICROPHONE,
	41	}, {
	42	.pin = "Headset Stereophone",
	43	.mask = SND_JACK_HEADPHONE \| SND_JACK_MECHANICAL \|
	44	SND_JACK_AVOUT,
	45	},
	46	};
	47
	48	/* 3.5 pie jack detection gpios */
	49	static struct snd_soc_jack_gpio jack_gpios[] = {
	50	{
	51	.gpio = S5PV210_GPH0(6),
	52	.name = "DET_3.5",
	53	.report = SND_JACK_HEADSET \| SND_JACK_MECHANICAL \|
	54	SND_JACK_AVOUT,
	55	.debounce_time = 200,
	56	},
	57	};
	58
	59	static const struct snd_soc_dapm_widget goni_dapm_widgets[] = {
	60	SND_SOC_DAPM_SPK("Ext Left Spk", NULL),
	61	SND_SOC_DAPM_SPK("Ext Right Spk", NULL),
	62	SND_SOC_DAPM_SPK("Ext Rcv", NULL),
	63	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
	64	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	65	SND_SOC_DAPM_MIC("Main Mic", NULL),
	66	SND_SOC_DAPM_MIC("2nd Mic", NULL),
	67	SND_SOC_DAPM_LINE("Radio In", NULL),
	68	};
	69
	70	static const struct snd_soc_dapm_route goni_dapm_routes[] = {
	71	{"Ext Left Spk", NULL, "SPKOUTLP"},
	72	{"Ext Left Spk", NULL, "SPKOUTLN"},
	73
	74	{"Ext Right Spk", NULL, "SPKOUTRP"},
	75	{"Ext Right Spk", NULL, "SPKOUTRN"},
	76
	77	{"Ext Rcv", NULL, "HPOUT2N"},
	78	{"Ext Rcv", NULL, "HPOUT2P"},
	79
	80	{"Headset Stereophone", NULL, "HPOUT1L"},
	81	{"Headset Stereophone", NULL, "HPOUT1R"},
	82
	83	{"IN1RN", NULL, "Headset Mic"},
	84	{"IN1RP", NULL, "Headset Mic"},
	85
	86	{"IN1RN", NULL, "2nd Mic"},
	87	{"IN1RP", NULL, "2nd Mic"},
	88
	89	{"IN1LN", NULL, "Main Mic"},
	90	{"IN1LP", NULL, "Main Mic"},
	91
	92	{"IN2LN", NULL, "Radio In"},
	93	{"IN2RN", NULL, "Radio In"},
94	};
95
96	static int goni_wm8994_init(struct snd_soc_pcm_runtime *rtd)
97	{
98	struct snd_soc_codec *codec = rtd->codec;
ce6120cc	99	struct snd_soc_dapm_context *dapm = &codec->dapm;
f51582fd CC	100	int ret;
	101
	102	/* add goni specific widgets */
ce6120cc	103	snd_soc_dapm_new_controls(dapm, goni_dapm_widgets,
f51582fd CC	104	ARRAY_SIZE(goni_dapm_widgets));
	105
	106	/* set up goni specific audio routes */
ce6120cc	107	snd_soc_dapm_add_routes(dapm, goni_dapm_routes,
f51582fd CC	108	ARRAY_SIZE(goni_dapm_routes));
	109
	110	/* set endpoints to not connected */
ce6120cc LG	111	snd_soc_dapm_nc_pin(dapm, "IN2LP:VXRN");
	112	snd_soc_dapm_nc_pin(dapm, "IN2RP:VXRP");
	113	snd_soc_dapm_nc_pin(dapm, "LINEOUT1N");
	114	snd_soc_dapm_nc_pin(dapm, "LINEOUT1P");
	115	snd_soc_dapm_nc_pin(dapm, "LINEOUT2N");
	116	snd_soc_dapm_nc_pin(dapm, "LINEOUT2P");
	117
3a56d0ca JB	118	if (machine_is_aquila()) {
	119	snd_soc_dapm_nc_pin(dapm, "SPKOUTRN");
	120	snd_soc_dapm_nc_pin(dapm, "SPKOUTRP");
	121	}
	122
ce6120cc	123	snd_soc_dapm_sync(dapm);
f51582fd CC	124
f51582fd CC	125	/* Headset jack detection */
f49be89b	126	ret = snd_soc_jack_new(codec, "Headset Jack",
f51582fd CC	127	SND_JACK_HEADSET \| SND_JACK_MECHANICAL \| SND_JACK_AVOUT,
	128	&jack);
	129	if (ret)
	130	return ret;
	131
	132	ret = snd_soc_jack_add_pins(&jack, ARRAY_SIZE(jack_pins), jack_pins);
	133	if (ret)
	134	return ret;
	135
	136	ret = snd_soc_jack_add_gpios(&jack, ARRAY_SIZE(jack_gpios), jack_gpios);
	137	if (ret)
	138	return ret;
	139
	140	return 0;
	141	}
	142
	143	static int goni_hifi_hw_params(struct snd_pcm_substream *substream,
	144	struct snd_pcm_hw_params *params)
	145	{
	146	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	147	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	148	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	149	unsigned int pll_out = 24000000;
	150	int ret = 0;
	151
	152	/* set the cpu DAI configuration */
	153	ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S \|
	154	SND_SOC_DAIFMT_NB_NF \| SND_SOC_DAIFMT_CBM_CFM);
	155	if (ret < 0)
	156	return ret;
	157
f51582fd CC	158	/* set codec DAI configuration */
	159	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S \|
	160	SND_SOC_DAIFMT_NB_NF \| SND_SOC_DAIFMT_CBM_CFM);
	161	if (ret < 0)
	162	return ret;
	163
	164	/* set the codec FLL */
	165	ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL1, 0, pll_out,
	166	params_rate(params) * 256);
	167	if (ret < 0)
	168	return ret;
	169
	170	/* set the codec system clock */
	171	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL1,
	172	params_rate(params) * 256, SND_SOC_CLOCK_IN);
	173	if (ret < 0)
	174	return ret;
	175
	176	return 0;
	177	}
	178
	179	static struct snd_soc_ops goni_hifi_ops = {
	180	.hw_params = goni_hifi_hw_params,
	181	};
	182
	183	static int goni_voice_hw_params(struct snd_pcm_substream *substream,
	184	struct snd_pcm_hw_params *params)
	185	{
	186	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	187	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	188	unsigned int pll_out = 24000000;
	189	int ret = 0;
	190
	191	if (params_rate(params) != 8000)
	192	return -EINVAL;
	193
	194	/* set codec DAI configuration */
	195	ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_LEFT_J \|
	196	SND_SOC_DAIFMT_IB_IF \| SND_SOC_DAIFMT_CBM_CFM);
	197	if (ret < 0)
	198	return ret;
	199
	200	/* set the codec FLL */
	201	ret = snd_soc_dai_set_pll(codec_dai, WM8994_FLL2, 0, pll_out,
	202	params_rate(params) * 256);
	203	if (ret < 0)
	204	return ret;
	205
	206	/* set the codec system clock */
	207	ret = snd_soc_dai_set_sysclk(codec_dai, WM8994_SYSCLK_FLL2,
	208	params_rate(params) * 256, SND_SOC_CLOCK_IN);
	209	if (ret < 0)
	210	return ret;
	211
	212	return 0;
	213	}
	214
	215	static struct snd_soc_dai_driver voice_dai = {
	216	.name = "goni-voice-dai",
	217	.id = 0,
	218	.playback = {
	219	.channels_min = 1,
	220	.channels_max = 2,
	221	.rates = SNDRV_PCM_RATE_8000,
222	.formats = SNDRV_PCM_FMTBIT_S16_LE,},
223	.capture = {
224	.channels_min = 1,
225	.channels_max = 2,
226	.rates = SNDRV_PCM_RATE_8000,
227	.formats = SNDRV_PCM_FMTBIT_S16_LE,},
228	};
229
230	static struct snd_soc_ops goni_voice_ops = {
231	.hw_params = goni_voice_hw_params,
232	};
233
234	static struct snd_soc_dai_link goni_dai[] = {
235	{
236	.name = "WM8994",
237	.stream_name = "WM8994 HiFi",
fcd8c742	238	.cpu_dai_name = "samsung-i2s.0",
69b91bc1	239	.codec_dai_name = "wm8994-aif1",
58bb4072	240	.platform_name = "samsung-audio",
1270b01f	241	.codec_name = "wm8994-codec.0-001a",
f51582fd CC	242	.init = goni_wm8994_init,
	243	.ops = &goni_hifi_ops,
	244	}, {
	245	.name = "WM8994 Voice",
	246	.stream_name = "Voice",
	247	.cpu_dai_name = "goni-voice-dai",
69b91bc1	248	.codec_dai_name = "wm8994-aif2",
1270b01f	249	.codec_name = "wm8994-codec.0-001a",
f51582fd CC	250	.ops = &goni_voice_ops,
	251	},
	252	};
	253
	254	static struct snd_soc_card goni = {
	255	.name = "goni",
	256	.dai_link = goni_dai,
	257	.num_links = ARRAY_SIZE(goni_dai),
	258	};
	259
	260	static int __init goni_init(void)
	261	{
	262	int ret;
	263
3a56d0ca JB	264	if (machine_is_aquila()) {
	265	voice_dai.name = aquila_str[CPU_VOICE_DAI];
	266	goni_dai[1].cpu_dai_name = aquila_str[CPU_VOICE_DAI];
	267	goni.name = aquila_str[MACHINE_NAME];
	268	} else if (!machine_is_goni())
f51582fd CC	269	return -ENODEV;
	270
	271	goni_snd_device = platform_device_alloc("soc-audio", -1);
	272	if (!goni_snd_device)
	273	return -ENOMEM;
	274
	275	/* register voice DAI here */
	276	ret = snd_soc_register_dai(&goni_snd_device->dev, &voice_dai);
853dc302 AL	277	if (ret) {
853dc302 AL	278	platform_device_put(goni_snd_device);
f51582fd	279	return ret;
853dc302	280	}
f51582fd CC	281
	282	platform_set_drvdata(goni_snd_device, &goni);
	283	ret = platform_device_add(goni_snd_device);
	284
853dc302 AL	285	if (ret) {
853dc302 AL	286	snd_soc_unregister_dai(&goni_snd_device->dev);
f51582fd	287	platform_device_put(goni_snd_device);
853dc302	288	}
f51582fd CC	289
	290	return ret;
	291	}
	292
	293	static void __exit goni_exit(void)
	294	{
853dc302	295	snd_soc_unregister_dai(&goni_snd_device->dev);
f51582fd CC	296	platform_device_unregister(goni_snd_device);
	297	}
	298
	299	module_init(goni_init);
	300	module_exit(goni_exit);
	301
	302	/* Module information */
	303	MODULE_DESCRIPTION("ALSA SoC WM8994 GONI(S5PV210)");
	304	MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
	305	MODULE_LICENSE("GPL");