[deliverable/linux.git] / sound / soc / omap / sdp3430.c

/*
 * sdp3430.c  --  SoC audio for TI OMAP3430 SDP
 *
 * Author: Misael Lopez Cruz <x0052729@ti.com>
 *
 * Based on:
 * Author: Steve Sakoman <steve@sakoman.com>
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/i2c/twl.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/jack.h>

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

#include "omap-mcbsp.h"
#include "omap-pcm.h"
#include "../codecs/twl4030.h"

/* TWL4030 PMBR1 Register */
#define TWL4030_INTBR_PMBR1		0x0D
/* TWL4030 PMBR1 Register GPIO6 mux bit */
#define TWL4030_GPIO6_PWM0_MUTE(value)	(value << 2)

static struct snd_soc_card snd_soc_sdp3430;

static int sdp3430_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->dai->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
	int 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) {
		printk(KERN_ERR "can't set codec DAI configuration\n");
		return ret;
	}

	/* Set 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) {
		printk(KERN_ERR "can't set cpu DAI configuration\n");
		return ret;
	}

	/* Set the codec system clock for DAC and ADC */
	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
					    SND_SOC_CLOCK_IN);
	if (ret < 0) {
		printk(KERN_ERR "can't set codec system clock\n");
		return ret;
	}

	return 0;
}

static struct snd_soc_ops sdp3430_ops = {
	.hw_params = sdp3430_hw_params,
};

static int sdp3430_hw_voice_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->dai->codec_dai;
	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
	int ret;

	/* Set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai,
				SND_SOC_DAIFMT_DSP_A |
				SND_SOC_DAIFMT_IB_NF |
				SND_SOC_DAIFMT_CBM_CFM);
	if (ret) {
		printk(KERN_ERR "can't set codec DAI configuration\n");
		return ret;
	}

	/* Set cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai,
				SND_SOC_DAIFMT_DSP_A |
				SND_SOC_DAIFMT_IB_NF |
				SND_SOC_DAIFMT_CBM_CFM);
	if (ret < 0) {
		printk(KERN_ERR "can't set cpu DAI configuration\n");
		return ret;
	}

	/* Set the codec system clock for DAC and ADC */
	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
					    SND_SOC_CLOCK_IN);
	if (ret < 0) {
		printk(KERN_ERR "can't set codec system clock\n");
		return ret;
	}

	return 0;
}

static struct snd_soc_ops sdp3430_voice_ops = {
	.hw_params = sdp3430_hw_voice_params,
};

/* Headset jack */
static struct snd_soc_jack hs_jack;

/* Headset jack detection DAPM pins */
static struct snd_soc_jack_pin hs_jack_pins[] = {
	{
		.pin = "Headset Mic",
		.mask = SND_JACK_MICROPHONE,
	},
	{
		.pin = "Headset Stereophone",
		.mask = SND_JACK_HEADPHONE,
	},
};

/* Headset jack detection gpios */
static struct snd_soc_jack_gpio hs_jack_gpios[] = {
	{
		.gpio = (OMAP_MAX_GPIO_LINES + 2),
		.name = "hsdet-gpio",
		.report = SND_JACK_HEADSET,
		.debounce_time = 200,
	},
};

/* SDP3430 machine DAPM */
static const struct snd_soc_dapm_widget sdp3430_twl4030_dapm_widgets[] = {
	SND_SOC_DAPM_MIC("Ext Mic", NULL),
	SND_SOC_DAPM_SPK("Ext Spk", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
};

static const struct snd_soc_dapm_route audio_map[] = {
	/* External Mics: MAINMIC, SUBMIC with bias*/
	{"MAINMIC", NULL, "Mic Bias 1"},
	{"SUBMIC", NULL, "Mic Bias 2"},
	{"Mic Bias 1", NULL, "Ext Mic"},
	{"Mic Bias 2", NULL, "Ext Mic"},

	/* External Speakers: HFL, HFR */
	{"Ext Spk", NULL, "HFL"},
	{"Ext Spk", NULL, "HFR"},

	/* Headset Mic: HSMIC with bias */
	{"HSMIC", NULL, "Headset Mic Bias"},
	{"Headset Mic Bias", NULL, "Headset Mic"},

	/* Headset Stereophone (Headphone): HSOL, HSOR */
	{"Headset Stereophone", NULL, "HSOL"},
	{"Headset Stereophone", NULL, "HSOR"},
};

static int sdp3430_twl4030_init(struct snd_soc_codec *codec)
{
	int ret;

	/* Add SDP3430 specific widgets */
	ret = snd_soc_dapm_new_controls(codec, sdp3430_twl4030_dapm_widgets,
				ARRAY_SIZE(sdp3430_twl4030_dapm_widgets));
	if (ret)
		return ret;

	/* Set up SDP3430 specific audio path audio_map */
	snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));

	/* SDP3430 connected pins */
	snd_soc_dapm_enable_pin(codec, "Ext Mic");
	snd_soc_dapm_enable_pin(codec, "Ext Spk");
	snd_soc_dapm_disable_pin(codec, "Headset Mic");
	snd_soc_dapm_disable_pin(codec, "Headset Stereophone");

	/* TWL4030 not connected pins */
	snd_soc_dapm_nc_pin(codec, "AUXL");
	snd_soc_dapm_nc_pin(codec, "AUXR");
	snd_soc_dapm_nc_pin(codec, "CARKITMIC");
	snd_soc_dapm_nc_pin(codec, "DIGIMIC0");
	snd_soc_dapm_nc_pin(codec, "DIGIMIC1");

	snd_soc_dapm_nc_pin(codec, "OUTL");
	snd_soc_dapm_nc_pin(codec, "OUTR");
	snd_soc_dapm_nc_pin(codec, "EARPIECE");
	snd_soc_dapm_nc_pin(codec, "PREDRIVEL");
	snd_soc_dapm_nc_pin(codec, "PREDRIVER");
	snd_soc_dapm_nc_pin(codec, "CARKITL");
	snd_soc_dapm_nc_pin(codec, "CARKITR");

	ret = snd_soc_dapm_sync(codec);
	if (ret)
		return ret;

	/* Headset jack detection */
	ret = snd_soc_jack_new(&snd_soc_sdp3430, "Headset Jack",
				SND_JACK_HEADSET, &hs_jack);
	if (ret)
		return ret;

	ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
				hs_jack_pins);
	if (ret)
		return ret;

	ret = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
				hs_jack_gpios);

	return ret;
}

static int sdp3430_twl4030_voice_init(struct snd_soc_codec *codec)
{
	unsigned short reg;

	/* Enable voice interface */
	reg = codec->read(codec, TWL4030_REG_VOICE_IF);
	reg |= TWL4030_VIF_DIN_EN | TWL4030_VIF_DOUT_EN | TWL4030_VIF_EN;
	codec->write(codec, TWL4030_REG_VOICE_IF, reg);

	return 0;
}


/* Digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link sdp3430_dai[] = {
	{
		.name = "TWL4030 I2S",
		.stream_name = "TWL4030 Audio",
		.cpu_dai = &omap_mcbsp_dai[0],
		.codec_dai = &twl4030_dai[TWL4030_DAI_HIFI],
		.init = sdp3430_twl4030_init,
		.ops = &sdp3430_ops,
	},
	{
		.name = "TWL4030 PCM",
		.stream_name = "TWL4030 Voice",
		.cpu_dai = &omap_mcbsp_dai[1],
		.codec_dai = &twl4030_dai[TWL4030_DAI_VOICE],
		.init = sdp3430_twl4030_voice_init,
		.ops = &sdp3430_voice_ops,
	},
};

/* Audio machine driver */
static struct snd_soc_card snd_soc_sdp3430 = {
	.name = "SDP3430",
	.platform = &omap_soc_platform,
	.dai_link = sdp3430_dai,
	.num_links = ARRAY_SIZE(sdp3430_dai),
};

/* twl4030 setup */
static struct twl4030_setup_data twl4030_setup = {
	.ramp_delay_value = 3,
	.sysclk = 26000,
	.hs_extmute = 1,
};

/* Audio subsystem */
static struct snd_soc_device sdp3430_snd_devdata = {
	.card = &snd_soc_sdp3430,
	.codec_dev = &soc_codec_dev_twl4030,
	.codec_data = &twl4030_setup,
};

static struct platform_device *sdp3430_snd_device;

static int __init sdp3430_soc_init(void)
{
	int ret;
	u8 pin_mux;

	if (!machine_is_omap_3430sdp()) {
		pr_debug("Not SDP3430!\n");
		return -ENODEV;
	}
	printk(KERN_INFO "SDP3430 SoC init\n");

	sdp3430_snd_device = platform_device_alloc("soc-audio", -1);
	if (!sdp3430_snd_device) {
		printk(KERN_ERR "Platform device allocation failed\n");
		return -ENOMEM;
	}

	platform_set_drvdata(sdp3430_snd_device, &sdp3430_snd_devdata);
	sdp3430_snd_devdata.dev = &sdp3430_snd_device->dev;
	*(unsigned int *)sdp3430_dai[0].cpu_dai->private_data = 1; /* McBSP2 */
	*(unsigned int *)sdp3430_dai[1].cpu_dai->private_data = 2; /* McBSP3 */

	/* Set TWL4030 GPIO6 as EXTMUTE signal */
	twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
						TWL4030_INTBR_PMBR1);
	pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
	pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
	twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
						TWL4030_INTBR_PMBR1);

	ret = platform_device_add(sdp3430_snd_device);
	if (ret)
		goto err1;

	return 0;

err1:
	printk(KERN_ERR "Unable to add platform device\n");
	platform_device_put(sdp3430_snd_device);

	return ret;
}
module_init(sdp3430_soc_init);

static void __exit sdp3430_soc_exit(void)
{
	snd_soc_jack_free_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
				hs_jack_gpios);

	platform_device_unregister(sdp3430_snd_device);
}
module_exit(sdp3430_soc_exit);

MODULE_AUTHOR("Misael Lopez Cruz <x0052729@ti.com>");
MODULE_DESCRIPTION("ALSA SoC SDP3430");
MODULE_LICENSE("GPL");
Commit	Line	Data
4451582f MLC	1	/*
	2	* sdp3430.c -- SoC audio for TI OMAP3430 SDP
	3	*
	4	* Author: Misael Lopez Cruz <x0052729@ti.com>
	5	*
	6	* Based on:
	7	* Author: Steve Sakoman <steve@sakoman.com>
	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
	11	* version 2 as published by the Free Software Foundation.
	12	*
	13	* This program is distributed in the hope that it will be useful, but
	14	* WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
	21	* 02110-1301 USA
	22	*
	23	*/
	24
	25	#include <linux/clk.h>
	26	#include <linux/platform_device.h>
ebeb53e1	27	#include <linux/i2c/twl.h>
4451582f MLC	28	#include <sound/core.h>
	29	#include <sound/pcm.h>
	30	#include <sound/soc.h>
	31	#include <sound/soc-dapm.h>
de0b9888	32	#include <sound/jack.h>
4451582f MLC	33
	34	#include <asm/mach-types.h>
	35	#include <mach/hardware.h>
	36	#include <mach/gpio.h>
ce491cf8	37	#include <plat/mcbsp.h>
4451582f MLC	38
	39	#include "omap-mcbsp.h"
	40	#include "omap-pcm.h"
	41	#include "../codecs/twl4030.h"
	42
30cd0c4a CVJ	43	/* TWL4030 PMBR1 Register */
	44	#define TWL4030_INTBR_PMBR1 0x0D
	45	/* TWL4030 PMBR1 Register GPIO6 mux bit */
	46	#define TWL4030_GPIO6_PWM0_MUTE(value) (value << 2)
c5910a70	47
77dd7e17 LCM	48	static struct snd_soc_card snd_soc_sdp3430;
77dd7e17 LCM	49
4451582f MLC	50	static int sdp3430_hw_params(struct snd_pcm_substream *substream,
	51	struct snd_pcm_hw_params *params)
	52	{
	53	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	54	struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
	55	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
	56	int ret;
	57
	58	/* Set codec DAI configuration */
	59	ret = snd_soc_dai_set_fmt(codec_dai,
	60	SND_SOC_DAIFMT_I2S \|
	61	SND_SOC_DAIFMT_NB_NF \|
	62	SND_SOC_DAIFMT_CBM_CFM);
	63	if (ret < 0) {
	64	printk(KERN_ERR "can't set codec DAI configuration\n");
	65	return ret;
	66	}
	67
	68	/* Set cpu DAI configuration */
	69	ret = snd_soc_dai_set_fmt(cpu_dai,
	70	SND_SOC_DAIFMT_I2S \|
	71	SND_SOC_DAIFMT_NB_NF \|
	72	SND_SOC_DAIFMT_CBM_CFM);
	73	if (ret < 0) {
	74	printk(KERN_ERR "can't set cpu DAI configuration\n");
	75	return ret;
	76	}
	77
	78	/* Set the codec system clock for DAC and ADC */
	79	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
	80	SND_SOC_CLOCK_IN);
	81	if (ret < 0) {
	82	printk(KERN_ERR "can't set codec system clock\n");
	83	return ret;
	84	}
	85
	86	return 0;
	87	}
	88
	89	static struct snd_soc_ops sdp3430_ops = {
	90	.hw_params = sdp3430_hw_params,
	91	};
	92
11a72811 LCM	93	static int sdp3430_hw_voice_params(struct snd_pcm_substream *substream,
	94	struct snd_pcm_hw_params *params)
	95	{
	96	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	97	struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
	98	struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
	99	int ret;
	100
	101	/* Set codec DAI configuration */
	102	ret = snd_soc_dai_set_fmt(codec_dai,
	103	SND_SOC_DAIFMT_DSP_A \|
	104	SND_SOC_DAIFMT_IB_NF \|
c264301c	105	SND_SOC_DAIFMT_CBM_CFM);
11a72811 LCM	106	if (ret) {
	107	printk(KERN_ERR "can't set codec DAI configuration\n");
	108	return ret;
	109	}
	110
	111	/* Set cpu DAI configuration */
	112	ret = snd_soc_dai_set_fmt(cpu_dai,
	113	SND_SOC_DAIFMT_DSP_A \|
	114	SND_SOC_DAIFMT_IB_NF \|
	115	SND_SOC_DAIFMT_CBM_CFM);
	116	if (ret < 0) {
	117	printk(KERN_ERR "can't set cpu DAI configuration\n");
	118	return ret;
	119	}
	120
	121	/* Set the codec system clock for DAC and ADC */
	122	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
	123	SND_SOC_CLOCK_IN);
	124	if (ret < 0) {
	125	printk(KERN_ERR "can't set codec system clock\n");
	126	return ret;
	127	}
	128
	129	return 0;
	130	}
	131
	132	static struct snd_soc_ops sdp3430_voice_ops = {
	133	.hw_params = sdp3430_hw_voice_params,
	134	};
	135
77dd7e17 LCM	136	/* Headset jack */
	137	static struct snd_soc_jack hs_jack;
	138
	139	/* Headset jack detection DAPM pins */
	140	static struct snd_soc_jack_pin hs_jack_pins[] = {
	141	{
63208774 LCM	142	.pin = "Headset Mic",
	143	.mask = SND_JACK_MICROPHONE,
	144	},
	145	{
	146	.pin = "Headset Stereophone",
	147	.mask = SND_JACK_HEADPHONE,
77dd7e17 LCM	148	},
	149	};
	150
	151	/* Headset jack detection gpios */
	152	static struct snd_soc_jack_gpio hs_jack_gpios[] = {
	153	{
	154	.gpio = (OMAP_MAX_GPIO_LINES + 2),
	155	.name = "hsdet-gpio",
	156	.report = SND_JACK_HEADSET,
	157	.debounce_time = 200,
	158	},
	159	};
	160
979c036e LCM	161	/* SDP3430 machine DAPM */
	162	static const struct snd_soc_dapm_widget sdp3430_twl4030_dapm_widgets[] = {
	163	SND_SOC_DAPM_MIC("Ext Mic", NULL),
	164	SND_SOC_DAPM_SPK("Ext Spk", NULL),
63208774 LCM	165	SND_SOC_DAPM_MIC("Headset Mic", NULL),
63208774 LCM	166	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
979c036e LCM	167	};
	168
	169	static const struct snd_soc_dapm_route audio_map[] = {
	170	/* External Mics: MAINMIC, SUBMIC with bias*/
	171	{"MAINMIC", NULL, "Mic Bias 1"},
	172	{"SUBMIC", NULL, "Mic Bias 2"},
	173	{"Mic Bias 1", NULL, "Ext Mic"},
	174	{"Mic Bias 2", NULL, "Ext Mic"},
	175
	176	/* External Speakers: HFL, HFR */
	177	{"Ext Spk", NULL, "HFL"},
	178	{"Ext Spk", NULL, "HFR"},
	179
63208774	180	/* Headset Mic: HSMIC with bias */
979c036e	181	{"HSMIC", NULL, "Headset Mic Bias"},
63208774 LCM	182	{"Headset Mic Bias", NULL, "Headset Mic"},
	183
	184	/* Headset Stereophone (Headphone): HSOL, HSOR */
	185	{"Headset Stereophone", NULL, "HSOL"},
	186	{"Headset Stereophone", NULL, "HSOR"},
979c036e LCM	187	};
	188
	189	static int sdp3430_twl4030_init(struct snd_soc_codec *codec)
	190	{
	191	int ret;
	192
	193	/* Add SDP3430 specific widgets */
	194	ret = snd_soc_dapm_new_controls(codec, sdp3430_twl4030_dapm_widgets,
	195	ARRAY_SIZE(sdp3430_twl4030_dapm_widgets));
	196	if (ret)
	197	return ret;
	198
	199	/* Set up SDP3430 specific audio path audio_map */
	200	snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
	201
	202	/* SDP3430 connected pins */
	203	snd_soc_dapm_enable_pin(codec, "Ext Mic");
	204	snd_soc_dapm_enable_pin(codec, "Ext Spk");
63208774 LCM	205	snd_soc_dapm_disable_pin(codec, "Headset Mic");
63208774 LCM	206	snd_soc_dapm_disable_pin(codec, "Headset Stereophone");
979c036e LCM	207
	208	/* TWL4030 not connected pins */
	209	snd_soc_dapm_nc_pin(codec, "AUXL");
	210	snd_soc_dapm_nc_pin(codec, "AUXR");
	211	snd_soc_dapm_nc_pin(codec, "CARKITMIC");
	212	snd_soc_dapm_nc_pin(codec, "DIGIMIC0");
	213	snd_soc_dapm_nc_pin(codec, "DIGIMIC1");
	214
	215	snd_soc_dapm_nc_pin(codec, "OUTL");
	216	snd_soc_dapm_nc_pin(codec, "OUTR");
	217	snd_soc_dapm_nc_pin(codec, "EARPIECE");
	218	snd_soc_dapm_nc_pin(codec, "PREDRIVEL");
	219	snd_soc_dapm_nc_pin(codec, "PREDRIVER");
	220	snd_soc_dapm_nc_pin(codec, "CARKITL");
	221	snd_soc_dapm_nc_pin(codec, "CARKITR");
	222
	223	ret = snd_soc_dapm_sync(codec);
77dd7e17 LCM	224	if (ret)
77dd7e17 LCM	225	return ret;
979c036e	226
77dd7e17 LCM	227	/* Headset jack detection */
	228	ret = snd_soc_jack_new(&snd_soc_sdp3430, "Headset Jack",
	229	SND_JACK_HEADSET, &hs_jack);
	230	if (ret)
	231	return ret;
979c036e	232
77dd7e17 LCM	233	ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
	234	hs_jack_pins);
	235	if (ret)
	236	return ret;
de0b9888	237
77dd7e17 LCM	238	ret = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
77dd7e17 LCM	239	hs_jack_gpios);
de0b9888	240
77dd7e17 LCM	241	return ret;
77dd7e17 LCM	242	}
de0b9888	243
11a72811 LCM	244	static int sdp3430_twl4030_voice_init(struct snd_soc_codec *codec)
	245	{
	246	unsigned short reg;
	247
	248	/* Enable voice interface */
	249	reg = codec->read(codec, TWL4030_REG_VOICE_IF);
	250	reg \|= TWL4030_VIF_DIN_EN \| TWL4030_VIF_DOUT_EN \| TWL4030_VIF_EN;
	251	codec->write(codec, TWL4030_REG_VOICE_IF, reg);
	252
	253	return 0;
	254	}
	255
	256
4451582f	257	/* Digital audio interface glue - connects codec <--> CPU */
11a72811 LCM	258	static struct snd_soc_dai_link sdp3430_dai[] = {
	259	{
	260	.name = "TWL4030 I2S",
	261	.stream_name = "TWL4030 Audio",
	262	.cpu_dai = &omap_mcbsp_dai[0],
	263	.codec_dai = &twl4030_dai[TWL4030_DAI_HIFI],
	264	.init = sdp3430_twl4030_init,
	265	.ops = &sdp3430_ops,
	266	},
	267	{
	268	.name = "TWL4030 PCM",
	269	.stream_name = "TWL4030 Voice",
	270	.cpu_dai = &omap_mcbsp_dai[1],
	271	.codec_dai = &twl4030_dai[TWL4030_DAI_VOICE],
	272	.init = sdp3430_twl4030_voice_init,
	273	.ops = &sdp3430_voice_ops,
	274	},
4451582f MLC	275	};
	276
	277	/* Audio machine driver */
272edb00	278	static struct snd_soc_card snd_soc_sdp3430 = {
4451582f	279	.name = "SDP3430",
87689d56	280	.platform = &omap_soc_platform,
11a72811 LCM	281	.dai_link = sdp3430_dai,
11a72811 LCM	282	.num_links = ARRAY_SIZE(sdp3430_dai),
4451582f MLC	283	};
4451582f MLC	284
7385ba44 PU	285	/* twl4030 setup */
	286	static struct twl4030_setup_data twl4030_setup = {
	287	.ramp_delay_value = 3,
	288	.sysclk = 26000,
c5910a70	289	.hs_extmute = 1,
7385ba44 PU	290	};
7385ba44 PU	291
4451582f MLC	292	/* Audio subsystem */
4451582f MLC	293	static struct snd_soc_device sdp3430_snd_devdata = {
272edb00	294	.card = &snd_soc_sdp3430,
4451582f	295	.codec_dev = &soc_codec_dev_twl4030,
7385ba44	296	.codec_data = &twl4030_setup,
4451582f MLC	297	};
	298
	299	static struct platform_device *sdp3430_snd_device;
	300
	301	static int __init sdp3430_soc_init(void)
	302	{
	303	int ret;
30cd0c4a	304	u8 pin_mux;
4451582f MLC	305
	306	if (!machine_is_omap_3430sdp()) {
	307	pr_debug("Not SDP3430!\n");
	308	return -ENODEV;
	309	}
	310	printk(KERN_INFO "SDP3430 SoC init\n");
	311
	312	sdp3430_snd_device = platform_device_alloc("soc-audio", -1);
	313	if (!sdp3430_snd_device) {
	314	printk(KERN_ERR "Platform device allocation failed\n");
	315	return -ENOMEM;
	316	}
	317
	318	platform_set_drvdata(sdp3430_snd_device, &sdp3430_snd_devdata);
	319	sdp3430_snd_devdata.dev = &sdp3430_snd_device->dev;
11a72811 LCM	320	(unsigned int )sdp3430_dai[0].cpu_dai->private_data = 1; /* McBSP2 */
11a72811 LCM	321	(unsigned int )sdp3430_dai[1].cpu_dai->private_data = 2; /* McBSP3 */
4451582f	322
c5910a70	323	/* Set TWL4030 GPIO6 as EXTMUTE signal */
ebeb53e1	324	twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
30cd0c4a CVJ	325	TWL4030_INTBR_PMBR1);
	326	pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
	327	pin_mux \|= TWL4030_GPIO6_PWM0_MUTE(0x02);
ebeb53e1	328	twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
30cd0c4a	329	TWL4030_INTBR_PMBR1);
c5910a70	330
4451582f MLC	331	ret = platform_device_add(sdp3430_snd_device);
	332	if (ret)
	333	goto err1;
	334
77dd7e17	335	return 0;
4451582f MLC	336
	337	err1:
	338	printk(KERN_ERR "Unable to add platform device\n");
	339	platform_device_put(sdp3430_snd_device);
	340
	341	return ret;
	342	}
	343	module_init(sdp3430_soc_init);
	344
	345	static void __exit sdp3430_soc_exit(void)
	346	{
de0b9888 LCM	347	snd_soc_jack_free_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
	348	hs_jack_gpios);
	349
4451582f MLC	350	platform_device_unregister(sdp3430_snd_device);
	351	}
	352	module_exit(sdp3430_soc_exit);
	353
	354	MODULE_AUTHOR("Misael Lopez Cruz <x0052729@ti.com>");
	355	MODULE_DESCRIPTION("ALSA SoC SDP3430");
	356	MODULE_LICENSE("GPL");
	357