[deliverable/linux.git] / sound / soc / davinci / davinci-evm.c

/*
 * ASoC driver for TI DAVINCI EVM platform
 *
 * Author:      Vladimir Barinov, <vbarinov@embeddedalley.com>
 * Copyright:   (C) 2007 MontaVista Software, Inc., <source@mvista.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.
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/platform_data/edma.h>
#include <linux/i2c.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>

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

#include "davinci-pcm.h"
#include "davinci-i2s.h"
#include "davinci-mcasp.h"

struct snd_soc_card_drvdata_davinci {
	unsigned sysclk;
};

#define AUDIO_FORMAT (SND_SOC_DAIFMT_DSP_B | \
		SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_IB_NF)
static int evm_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;
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_card *soc_card = codec->card;
	int ret = 0;
	unsigned sysclk = ((struct snd_soc_card_drvdata_davinci *)
			   snd_soc_card_get_drvdata(soc_card))->sysclk;

	/* set codec DAI configuration */
	ret = snd_soc_dai_set_fmt(codec_dai, AUDIO_FORMAT);
	if (ret < 0)
		return ret;

	/* set cpu DAI configuration */
	ret = snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT);
	if (ret < 0)
		return ret;

	/* set the codec system clock */
	ret = snd_soc_dai_set_sysclk(codec_dai, 0, sysclk, SND_SOC_CLOCK_OUT);
	if (ret < 0)
		return ret;

	/* set the CPU system clock */
	ret = snd_soc_dai_set_sysclk(cpu_dai, 0, sysclk, SND_SOC_CLOCK_OUT);
	if (ret < 0)
		return ret;

	return 0;
}

static int evm_spdif_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 *cpu_dai = rtd->cpu_dai;

	/* set cpu DAI configuration */
	return snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT);
}

static struct snd_soc_ops evm_ops = {
	.hw_params = evm_hw_params,
};

static struct snd_soc_ops evm_spdif_ops = {
	.hw_params = evm_spdif_hw_params,
};

/* davinci-evm machine dapm widgets */
static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	SND_SOC_DAPM_LINE("Line Out", NULL),
	SND_SOC_DAPM_MIC("Mic Jack", NULL),
	SND_SOC_DAPM_LINE("Line In", NULL),
};

/* davinci-evm machine audio_mapnections to the codec pins */
static const struct snd_soc_dapm_route audio_map[] = {
	/* Headphone connected to HPLOUT, HPROUT */
	{"Headphone Jack", NULL, "HPLOUT"},
	{"Headphone Jack", NULL, "HPROUT"},

	/* Line Out connected to LLOUT, RLOUT */
	{"Line Out", NULL, "LLOUT"},
	{"Line Out", NULL, "RLOUT"},

	/* Mic connected to (MIC3L | MIC3R) */
	{"MIC3L", NULL, "Mic Bias"},
	{"MIC3R", NULL, "Mic Bias"},
	{"Mic Bias", NULL, "Mic Jack"},

	/* Line In connected to (LINE1L | LINE2L), (LINE1R | LINE2R) */
	{"LINE1L", NULL, "Line In"},
	{"LINE2L", NULL, "Line In"},
	{"LINE1R", NULL, "Line In"},
	{"LINE2R", NULL, "Line In"},
};

/* Logic for a aic3x as connected on a davinci-evm */
static int evm_aic3x_init(struct snd_soc_pcm_runtime *rtd)
{
	struct snd_soc_codec *codec = rtd->codec;
	struct snd_soc_dapm_context *dapm = &codec->dapm;

	/* Add davinci-evm specific widgets */
	snd_soc_dapm_new_controls(dapm, aic3x_dapm_widgets,
				  ARRAY_SIZE(aic3x_dapm_widgets));

	/* Set up davinci-evm specific audio path audio_map */
	snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));

	/* not connected */
	snd_soc_dapm_disable_pin(dapm, "MONO_LOUT");
	snd_soc_dapm_disable_pin(dapm, "HPLCOM");
	snd_soc_dapm_disable_pin(dapm, "HPRCOM");

	/* always connected */
	snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
	snd_soc_dapm_enable_pin(dapm, "Line Out");
	snd_soc_dapm_enable_pin(dapm, "Mic Jack");
	snd_soc_dapm_enable_pin(dapm, "Line In");

	return 0;
}

/* davinci-evm digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link dm6446_evm_dai = {
	.name = "TLV320AIC3X",
	.stream_name = "AIC3X",
	.cpu_dai_name = "davinci-mcbsp",
	.codec_dai_name = "tlv320aic3x-hifi",
	.codec_name = "tlv320aic3x-codec.1-001b",
	.platform_name = "davinci-mcbsp",
	.init = evm_aic3x_init,
	.ops = &evm_ops,
};

static struct snd_soc_dai_link dm355_evm_dai = {
	.name = "TLV320AIC3X",
	.stream_name = "AIC3X",
	.cpu_dai_name = "davinci-mcbsp.1",
	.codec_dai_name = "tlv320aic3x-hifi",
	.codec_name = "tlv320aic3x-codec.1-001b",
	.platform_name = "davinci-mcbsp.1",
	.init = evm_aic3x_init,
	.ops = &evm_ops,
};

static struct snd_soc_dai_link dm365_evm_dai = {
#ifdef CONFIG_SND_DM365_AIC3X_CODEC
	.name = "TLV320AIC3X",
	.stream_name = "AIC3X",
	.cpu_dai_name = "davinci-mcbsp",
	.codec_dai_name = "tlv320aic3x-hifi",
	.init = evm_aic3x_init,
	.codec_name = "tlv320aic3x-codec.1-0018",
	.ops = &evm_ops,
	.platform_name = "davinci-mcbsp",
#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
	.name = "Voice Codec - CQ93VC",
	.stream_name = "CQ93",
	.cpu_dai_name = "davinci-vcif",
	.codec_dai_name = "cq93vc-hifi",
	.codec_name = "cq93vc-codec",
	.platform_name = "davinci-vcif",
#endif
};

static struct snd_soc_dai_link dm6467_evm_dai[] = {
	{
		.name = "TLV320AIC3X",
		.stream_name = "AIC3X",
		.cpu_dai_name= "davinci-mcasp.0",
		.codec_dai_name = "tlv320aic3x-hifi",
		.platform_name = "davinci-mcasp.0",
		.codec_name = "tlv320aic3x-codec.0-001a",
		.init = evm_aic3x_init,
		.ops = &evm_ops,
	},
	{
		.name = "McASP",
		.stream_name = "spdif",
		.cpu_dai_name= "davinci-mcasp.1",
		.codec_dai_name = "dit-hifi",
		.codec_name = "spdif_dit",
		.platform_name = "davinci-mcasp.1",
		.ops = &evm_spdif_ops,
	},
};

static struct snd_soc_dai_link da830_evm_dai = {
	.name = "TLV320AIC3X",
	.stream_name = "AIC3X",
	.cpu_dai_name = "davinci-mcasp.1",
	.codec_dai_name = "tlv320aic3x-hifi",
	.codec_name = "tlv320aic3x-codec.1-0018",
	.platform_name = "davinci-mcasp.1",
	.init = evm_aic3x_init,
	.ops = &evm_ops,
};

static struct snd_soc_dai_link da850_evm_dai = {
	.name = "TLV320AIC3X",
	.stream_name = "AIC3X",
	.cpu_dai_name= "davinci-mcasp.0",
	.codec_dai_name = "tlv320aic3x-hifi",
	.codec_name = "tlv320aic3x-codec.1-0018",
	.platform_name = "davinci-mcasp.0",
	.init = evm_aic3x_init,
	.ops = &evm_ops,
};

/* davinci dm6446 evm audio machine driver */
/*
 * ASP0 in DM6446 EVM is clocked by U55, as configured by
 * board-dm644x-evm.c using GPIOs from U18.  There are six
 * options; here we "know" we use a 48 KHz sample rate.
 */
static struct snd_soc_card_drvdata_davinci dm6446_snd_soc_card_drvdata = {
	.sysclk = 12288000,
};

static struct snd_soc_card dm6446_snd_soc_card_evm = {
	.name = "DaVinci DM6446 EVM",
	.owner = THIS_MODULE,
	.dai_link = &dm6446_evm_dai,
	.num_links = 1,
	.drvdata = &dm6446_snd_soc_card_drvdata,
};

/* davinci dm355 evm audio machine driver */
/* ASP1 on DM355 EVM is clocked by an external oscillator */
static struct snd_soc_card_drvdata_davinci dm355_snd_soc_card_drvdata = {
	.sysclk = 27000000,
};

static struct snd_soc_card dm355_snd_soc_card_evm = {
	.name = "DaVinci DM355 EVM",
	.owner = THIS_MODULE,
	.dai_link = &dm355_evm_dai,
	.num_links = 1,
	.drvdata = &dm355_snd_soc_card_drvdata,
};

/* davinci dm365 evm audio machine driver */
static struct snd_soc_card_drvdata_davinci dm365_snd_soc_card_drvdata = {
	.sysclk = 27000000,
};

static struct snd_soc_card dm365_snd_soc_card_evm = {
	.name = "DaVinci DM365 EVM",
	.owner = THIS_MODULE,
	.dai_link = &dm365_evm_dai,
	.num_links = 1,
	.drvdata = &dm365_snd_soc_card_drvdata,
};

/* davinci dm6467 evm audio machine driver */
static struct snd_soc_card_drvdata_davinci dm6467_snd_soc_card_drvdata = {
	.sysclk = 27000000,
};

static struct snd_soc_card dm6467_snd_soc_card_evm = {
	.name = "DaVinci DM6467 EVM",
	.owner = THIS_MODULE,
	.dai_link = dm6467_evm_dai,
	.num_links = ARRAY_SIZE(dm6467_evm_dai),
	.drvdata = &dm6467_snd_soc_card_drvdata,
};

static struct snd_soc_card_drvdata_davinci da830_snd_soc_card_drvdata = {
	.sysclk = 24576000,
};

static struct snd_soc_card da830_snd_soc_card = {
	.name = "DA830/OMAP-L137 EVM",
	.owner = THIS_MODULE,
	.dai_link = &da830_evm_dai,
	.num_links = 1,
	.drvdata = &da830_snd_soc_card_drvdata,
};

static struct snd_soc_card_drvdata_davinci da850_snd_soc_card_drvdata = {
	.sysclk = 24576000,
};

static struct snd_soc_card da850_snd_soc_card = {
	.name = "DA850/OMAP-L138 EVM",
	.owner = THIS_MODULE,
	.dai_link = &da850_evm_dai,
	.num_links = 1,
	.drvdata = &da850_snd_soc_card_drvdata,
};

static struct platform_device *evm_snd_device;

static int __init evm_init(void)
{
	struct snd_soc_card *evm_snd_dev_data;
	int index;
	int ret;

	if (machine_is_davinci_evm()) {
		evm_snd_dev_data = &dm6446_snd_soc_card_evm;
		index = 0;
	} else if (machine_is_davinci_dm355_evm()) {
		evm_snd_dev_data = &dm355_snd_soc_card_evm;
		index = 1;
	} else if (machine_is_davinci_dm365_evm()) {
		evm_snd_dev_data = &dm365_snd_soc_card_evm;
		index = 0;
	} else if (machine_is_davinci_dm6467_evm()) {
		evm_snd_dev_data = &dm6467_snd_soc_card_evm;
		index = 0;
	} else if (machine_is_davinci_da830_evm()) {
		evm_snd_dev_data = &da830_snd_soc_card;
		index = 1;
	} else if (machine_is_davinci_da850_evm()) {
		evm_snd_dev_data = &da850_snd_soc_card;
		index = 0;
	} else
		return -EINVAL;

	evm_snd_device = platform_device_alloc("soc-audio", index);
	if (!evm_snd_device)
		return -ENOMEM;

	platform_set_drvdata(evm_snd_device, evm_snd_dev_data);
	ret = platform_device_add(evm_snd_device);
	if (ret)
		platform_device_put(evm_snd_device);

	return ret;
}

static void __exit evm_exit(void)
{
	platform_device_unregister(evm_snd_device);
}

module_init(evm_init);
module_exit(evm_exit);

MODULE_AUTHOR("Vladimir Barinov");
MODULE_DESCRIPTION("TI DAVINCI EVM ASoC driver");
MODULE_LICENSE("GPL");
Commit	Line	Data
310355c1 VB	1	/*
	2	* ASoC driver for TI DAVINCI EVM platform
	3	*
d6b52039	4	* Author: Vladimir Barinov, <vbarinov@embeddedalley.com>
310355c1 VB	5	* Copyright: (C) 2007 MontaVista Software, Inc., <source@mvista.com>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License version 2 as
	9	* published by the Free Software Foundation.
	10	*/
	11
	12	#include <linux/module.h>
	13	#include <linux/moduleparam.h>
	14	#include <linux/timer.h>
	15	#include <linux/interrupt.h>
	16	#include <linux/platform_device.h>
3ad7a42d	17	#include <linux/platform_data/edma.h>
aa6b904e	18	#include <linux/i2c.h>
310355c1 VB	19	#include <sound/core.h>
	20	#include <sound/pcm.h>
	21	#include <sound/soc.h>
310355c1	22
310355c1	23	#include <asm/dma.h>
f492ec9f DB	24	#include <asm/mach-types.h>
f492ec9f DB	25
310355c1 VB	26	#include "davinci-pcm.h"
310355c1 VB	27	#include "davinci-i2s.h"
04f80f5c	28	#include "davinci-mcasp.h"
310355c1	29
bcf25567 JS	30	struct snd_soc_card_drvdata_davinci {
	31	unsigned sysclk;
	32	};
	33
d6f83396 TK	34	#define AUDIO_FORMAT (SND_SOC_DAIFMT_DSP_B \| \
d6f83396 TK	35	SND_SOC_DAIFMT_CBM_CFM \| SND_SOC_DAIFMT_IB_NF)
310355c1 VB	36	static int evm_hw_params(struct snd_pcm_substream *substream,
	37	struct snd_pcm_hw_params *params)
	38	{
	39	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad LG	40	struct snd_soc_dai *codec_dai = rtd->codec_dai;
f0fba2ad LG	41	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
bcf25567 JS	42	struct snd_soc_codec *codec = rtd->codec;
bcf25567 JS	43	struct snd_soc_card *soc_card = codec->card;
310355c1	44	int ret = 0;
bcf25567 JS	45	unsigned sysclk = ((struct snd_soc_card_drvdata_davinci *)
bcf25567 JS	46	snd_soc_card_get_drvdata(soc_card))->sysclk;
310355c1 VB	47
310355c1 VB	48	/* set codec DAI configuration */
9e031624	49	ret = snd_soc_dai_set_fmt(codec_dai, AUDIO_FORMAT);
310355c1 VB	50	if (ret < 0)
	51	return ret;
	52
	53	/* set cpu DAI configuration */
9e031624	54	ret = snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT);
310355c1 VB	55	if (ret < 0)
	56	return ret;
	57
	58	/* set the codec system clock */
05d5e991	59	ret = snd_soc_dai_set_sysclk(codec_dai, 0, sysclk, SND_SOC_CLOCK_OUT);
310355c1 VB	60	if (ret < 0)
	61	return ret;
	62
5b66aa2d DM	63	/* set the CPU system clock */
	64	ret = snd_soc_dai_set_sysclk(cpu_dai, 0, sysclk, SND_SOC_CLOCK_OUT);
	65	if (ret < 0)
	66	return ret;
	67
310355c1 VB	68	return 0;
	69	}
	70
8d43d1bc C	71	static int evm_spdif_hw_params(struct snd_pcm_substream *substream,
	72	struct snd_pcm_hw_params *params)
	73	{
	74	struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad	75	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
8d43d1bc C	76
	77	/* set cpu DAI configuration */
	78	return snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT);
	79	}
	80
310355c1 VB	81	static struct snd_soc_ops evm_ops = {
	82	.hw_params = evm_hw_params,
	83	};
	84
8d43d1bc C	85	static struct snd_soc_ops evm_spdif_ops = {
	86	.hw_params = evm_spdif_hw_params,
	87	};
	88
310355c1 VB	89	/* davinci-evm machine dapm widgets */
	90	static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = {
	91	SND_SOC_DAPM_HP("Headphone Jack", NULL),
	92	SND_SOC_DAPM_LINE("Line Out", NULL),
	93	SND_SOC_DAPM_MIC("Mic Jack", NULL),
	94	SND_SOC_DAPM_LINE("Line In", NULL),
	95	};
	96
	97	/* davinci-evm machine audio_mapnections to the codec pins */
acf497f9	98	static const struct snd_soc_dapm_route audio_map[] = {
310355c1 VB	99	/* Headphone connected to HPLOUT, HPROUT */
	100	{"Headphone Jack", NULL, "HPLOUT"},
	101	{"Headphone Jack", NULL, "HPROUT"},
	102
	103	/* Line Out connected to LLOUT, RLOUT */
	104	{"Line Out", NULL, "LLOUT"},
	105	{"Line Out", NULL, "RLOUT"},
	106
	107	/* Mic connected to (MIC3L \| MIC3R) */
e2e8bfdf HG	108	{"MIC3L", NULL, "Mic Bias"},
	109	{"MIC3R", NULL, "Mic Bias"},
	110	{"Mic Bias", NULL, "Mic Jack"},
310355c1 VB	111
	112	/* Line In connected to (LINE1L \| LINE2L), (LINE1R \| LINE2R) */
	113	{"LINE1L", NULL, "Line In"},
	114	{"LINE2L", NULL, "Line In"},
	115	{"LINE1R", NULL, "Line In"},
	116	{"LINE2R", NULL, "Line In"},
310355c1 VB	117	};
	118
	119	/* Logic for a aic3x as connected on a davinci-evm */
f0fba2ad	120	static int evm_aic3x_init(struct snd_soc_pcm_runtime *rtd)
310355c1	121	{
f0fba2ad	122	struct snd_soc_codec *codec = rtd->codec;
ce6120cc	123	struct snd_soc_dapm_context *dapm = &codec->dapm;
f0fba2ad	124
310355c1	125	/* Add davinci-evm specific widgets */
ce6120cc	126	snd_soc_dapm_new_controls(dapm, aic3x_dapm_widgets,
acf497f9	127	ARRAY_SIZE(aic3x_dapm_widgets));
310355c1 VB	128
310355c1 VB	129	/* Set up davinci-evm specific audio path audio_map */
ce6120cc	130	snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
310355c1 VB	131
310355c1 VB	132	/* not connected */
ce6120cc LG	133	snd_soc_dapm_disable_pin(dapm, "MONO_LOUT");
	134	snd_soc_dapm_disable_pin(dapm, "HPLCOM");
	135	snd_soc_dapm_disable_pin(dapm, "HPRCOM");
310355c1 VB	136
310355c1 VB	137	/* always connected */
ce6120cc LG	138	snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
	139	snd_soc_dapm_enable_pin(dapm, "Line Out");
	140	snd_soc_dapm_enable_pin(dapm, "Mic Jack");
	141	snd_soc_dapm_enable_pin(dapm, "Line In");
310355c1	142
310355c1 VB	143	return 0;
	144	}
	145
	146	/* davinci-evm digital audio interface glue - connects codec <--> CPU */
bedad0ca	147	static struct snd_soc_dai_link dm6446_evm_dai = {
310355c1 VB	148	.name = "TLV320AIC3X",
310355c1 VB	149	.stream_name = "AIC3X",
bedad0ca	150	.cpu_dai_name = "davinci-mcbsp",
f0fba2ad	151	.codec_dai_name = "tlv320aic3x-hifi",
bedad0ca	152	.codec_name = "tlv320aic3x-codec.1-001b",
f08095a4	153	.platform_name = "davinci-mcbsp",
bedad0ca CPE	154	.init = evm_aic3x_init,
	155	.ops = &evm_ops,
	156	};
	157
	158	static struct snd_soc_dai_link dm355_evm_dai = {
	159	.name = "TLV320AIC3X",
	160	.stream_name = "AIC3X",
	161	.cpu_dai_name = "davinci-mcbsp.1",
	162	.codec_dai_name = "tlv320aic3x-hifi",
	163	.codec_name = "tlv320aic3x-codec.1-001b",
f08095a4	164	.platform_name = "davinci-mcbsp.1",
310355c1 VB	165	.init = evm_aic3x_init,
	166	.ops = &evm_ops,
	167	};
	168
aa9b88ee MA	169	static struct snd_soc_dai_link dm365_evm_dai = {
	170	#ifdef CONFIG_SND_DM365_AIC3X_CODEC
	171	.name = "TLV320AIC3X",
	172	.stream_name = "AIC3X",
bedad0ca	173	.cpu_dai_name = "davinci-mcbsp",
f0fba2ad	174	.codec_dai_name = "tlv320aic3x-hifi",
aa9b88ee	175	.init = evm_aic3x_init,
bedad0ca	176	.codec_name = "tlv320aic3x-codec.1-0018",
aa9b88ee	177	.ops = &evm_ops,
f08095a4	178	.platform_name = "davinci-mcbsp",
aa9b88ee MA	179	#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
	180	.name = "Voice Codec - CQ93VC",
	181	.stream_name = "CQ93",
f0fba2ad LG	182	.cpu_dai_name = "davinci-vcif",
	183	.codec_dai_name = "cq93vc-hifi",
	184	.codec_name = "cq93vc-codec",
ffb690d5	185	.platform_name = "davinci-vcif",
aa9b88ee MA	186	#endif
	187	};
	188
04f80f5c C	189	static struct snd_soc_dai_link dm6467_evm_dai[] = {
	190	{
	191	.name = "TLV320AIC3X",
	192	.stream_name = "AIC3X",
f0fba2ad LG	193	.cpu_dai_name= "davinci-mcasp.0",
f0fba2ad LG	194	.codec_dai_name = "tlv320aic3x-hifi",
f08095a4	195	.platform_name = "davinci-mcasp.0",
f0fba2ad	196	.codec_name = "tlv320aic3x-codec.0-001a",
04f80f5c C	197	.init = evm_aic3x_init,
	198	.ops = &evm_ops,
	199	},
	200	{
	201	.name = "McASP",
	202	.stream_name = "spdif",
f0fba2ad LG	203	.cpu_dai_name= "davinci-mcasp.1",
	204	.codec_dai_name = "dit-hifi",
	205	.codec_name = "spdif_dit",
f08095a4	206	.platform_name = "davinci-mcasp.1",
8d43d1bc	207	.ops = &evm_spdif_ops,
04f80f5c C	208	},
04f80f5c C	209	};
f9eb9dd1 VB	210
	211	static struct snd_soc_dai_link da830_evm_dai = {
	212	.name = "TLV320AIC3X",
	213	.stream_name = "AIC3X",
	214	.cpu_dai_name = "davinci-mcasp.1",
	215	.codec_dai_name = "tlv320aic3x-hifi",
	216	.codec_name = "tlv320aic3x-codec.1-0018",
f08095a4	217	.platform_name = "davinci-mcasp.1",
f9eb9dd1 VB	218	.init = evm_aic3x_init,
	219	.ops = &evm_ops,
	220	};
	221
	222	static struct snd_soc_dai_link da850_evm_dai = {
7ae5945f C	223	.name = "TLV320AIC3X",
7ae5945f C	224	.stream_name = "AIC3X",
f0fba2ad LG	225	.cpu_dai_name= "davinci-mcasp.0",
f0fba2ad LG	226	.codec_dai_name = "tlv320aic3x-hifi",
dc5a460a	227	.codec_name = "tlv320aic3x-codec.1-0018",
f08095a4	228	.platform_name = "davinci-mcasp.0",
7ae5945f C	229	.init = evm_aic3x_init,
	230	.ops = &evm_ops,
	231	};
04f80f5c	232
bedad0ca	233	/* davinci dm6446 evm audio machine driver */
bcf25567 JS	234	/*
	235	* ASP0 in DM6446 EVM is clocked by U55, as configured by
	236	* board-dm644x-evm.c using GPIOs from U18. There are six
	237	* options; here we "know" we use a 48 KHz sample rate.
	238	*/
	239	static struct snd_soc_card_drvdata_davinci dm6446_snd_soc_card_drvdata = {
	240	.sysclk = 12288000,
	241	};
	242
bedad0ca CPE	243	static struct snd_soc_card dm6446_snd_soc_card_evm = {
bedad0ca CPE	244	.name = "DaVinci DM6446 EVM",
36a16d1a	245	.owner = THIS_MODULE,
bedad0ca CPE	246	.dai_link = &dm6446_evm_dai,
bedad0ca CPE	247	.num_links = 1,
bcf25567	248	.drvdata = &dm6446_snd_soc_card_drvdata,
bedad0ca CPE	249	};
	250
	251	/* davinci dm355 evm audio machine driver */
bcf25567 JS	252	/* ASP1 on DM355 EVM is clocked by an external oscillator */
	253	static struct snd_soc_card_drvdata_davinci dm355_snd_soc_card_drvdata = {
	254	.sysclk = 27000000,
	255	};
	256
bedad0ca CPE	257	static struct snd_soc_card dm355_snd_soc_card_evm = {
bedad0ca CPE	258	.name = "DaVinci DM355 EVM",
36a16d1a	259	.owner = THIS_MODULE,
bedad0ca	260	.dai_link = &dm355_evm_dai,
310355c1	261	.num_links = 1,
bcf25567	262	.drvdata = &dm355_snd_soc_card_drvdata,
310355c1 VB	263	};
310355c1 VB	264
aa9b88ee	265	/* davinci dm365 evm audio machine driver */
bcf25567 JS	266	static struct snd_soc_card_drvdata_davinci dm365_snd_soc_card_drvdata = {
	267	.sysclk = 27000000,
	268	};
	269
aa9b88ee MA	270	static struct snd_soc_card dm365_snd_soc_card_evm = {
aa9b88ee MA	271	.name = "DaVinci DM365 EVM",
36a16d1a	272	.owner = THIS_MODULE,
aa9b88ee MA	273	.dai_link = &dm365_evm_dai,
aa9b88ee MA	274	.num_links = 1,
bcf25567	275	.drvdata = &dm365_snd_soc_card_drvdata,
aa9b88ee MA	276	};
aa9b88ee MA	277
04f80f5c	278	/* davinci dm6467 evm audio machine driver */
bcf25567 JS	279	static struct snd_soc_card_drvdata_davinci dm6467_snd_soc_card_drvdata = {
	280	.sysclk = 27000000,
	281	};
	282
04f80f5c C	283	static struct snd_soc_card dm6467_snd_soc_card_evm = {
04f80f5c C	284	.name = "DaVinci DM6467 EVM",
36a16d1a	285	.owner = THIS_MODULE,
04f80f5c C	286	.dai_link = dm6467_evm_dai,
04f80f5c C	287	.num_links = ARRAY_SIZE(dm6467_evm_dai),
bcf25567 JS	288	.drvdata = &dm6467_snd_soc_card_drvdata,
	289	};
	290
	291	static struct snd_soc_card_drvdata_davinci da830_snd_soc_card_drvdata = {
	292	.sysclk = 24576000,
04f80f5c C	293	};
04f80f5c C	294
7ae5945f	295	static struct snd_soc_card da830_snd_soc_card = {
30230f4c	296	.name = "DA830/OMAP-L137 EVM",
36a16d1a	297	.owner = THIS_MODULE,
f9eb9dd1	298	.dai_link = &da830_evm_dai,
30230f4c	299	.num_links = 1,
bcf25567 JS	300	.drvdata = &da830_snd_soc_card_drvdata,
	301	};
	302
	303	static struct snd_soc_card_drvdata_davinci da850_snd_soc_card_drvdata = {
	304	.sysclk = 24576000,
30230f4c C	305	};
	306
	307	static struct snd_soc_card da850_snd_soc_card = {
	308	.name = "DA850/OMAP-L138 EVM",
36a16d1a	309	.owner = THIS_MODULE,
f9eb9dd1	310	.dai_link = &da850_evm_dai,
7ae5945f	311	.num_links = 1,
bcf25567	312	.drvdata = &da850_snd_soc_card_drvdata,
7ae5945f C	313	};
7ae5945f C	314
310355c1 VB	315	static struct platform_device *evm_snd_device;
	316
	317	static int __init evm_init(void)
	318	{
f0fba2ad	319	struct snd_soc_card *evm_snd_dev_data;
f492ec9f	320	int index;
310355c1 VB	321	int ret;
310355c1 VB	322
aa9b88ee	323	if (machine_is_davinci_evm()) {
bedad0ca	324	evm_snd_dev_data = &dm6446_snd_soc_card_evm;
f492ec9f DB	325	index = 0;
f492ec9f DB	326	} else if (machine_is_davinci_dm355_evm()) {
bedad0ca	327	evm_snd_dev_data = &dm355_snd_soc_card_evm;
f492ec9f	328	index = 1;
aa9b88ee	329	} else if (machine_is_davinci_dm365_evm()) {
f0fba2ad	330	evm_snd_dev_data = &dm365_snd_soc_card_evm;
aa9b88ee	331	index = 0;
04f80f5c	332	} else if (machine_is_davinci_dm6467_evm()) {
f0fba2ad	333	evm_snd_dev_data = &dm6467_snd_soc_card_evm;
04f80f5c	334	index = 0;
7ae5945f	335	} else if (machine_is_davinci_da830_evm()) {
f0fba2ad	336	evm_snd_dev_data = &da830_snd_soc_card;
7ae5945f	337	index = 1;
30230f4c	338	} else if (machine_is_davinci_da850_evm()) {
f0fba2ad	339	evm_snd_dev_data = &da850_snd_soc_card;
30230f4c	340	index = 0;
f492ec9f DB	341	} else
	342	return -EINVAL;
	343
	344	evm_snd_device = platform_device_alloc("soc-audio", index);
310355c1 VB	345	if (!evm_snd_device)
	346	return -ENOMEM;
	347
04f80f5c	348	platform_set_drvdata(evm_snd_device, evm_snd_dev_data);
310355c1 VB	349	ret = platform_device_add(evm_snd_device);
	350	if (ret)
	351	platform_device_put(evm_snd_device);
	352
	353	return ret;
	354	}
	355
	356	static void __exit evm_exit(void)
	357	{
	358	platform_device_unregister(evm_snd_device);
	359	}
	360
	361	module_init(evm_init);
	362	module_exit(evm_exit);
	363
	364	MODULE_AUTHOR("Vladimir Barinov");
	365	MODULE_DESCRIPTION("TI DAVINCI EVM ASoC driver");
	366	MODULE_LICENSE("GPL");