[linux-2.6-block.git] / sound / soc / samsung / smdk_wm9713.c

/*
 * smdk_wm9713.c  --  SoC audio for SMDK
 *
 * Copyright 2010 Samsung Electronics Co. Ltd.
 * Author: Jaswinder Singh Brar <jassi.brar@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 <linux/module.h>
#include <linux/device.h>
#include <sound/soc.h>

#include "dma.h"
#include "ac97.h"

static struct snd_soc_card smdk;

/*
 * Default CFG switch settings to use this driver:
 *
 *   SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
 *   SMDKC100: Set CFG6 1-3 On, CFG7 1   On
 *   SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
 *   SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
 */

/*
 Playback (HeadPhone):-
	$ amixer sset 'Headphone' unmute
	$ amixer sset 'Right Headphone Out Mux' 'Headphone'
	$ amixer sset 'Left Headphone Out Mux' 'Headphone'
	$ amixer sset 'Right HP Mixer PCM' unmute
	$ amixer sset 'Left HP Mixer PCM' unmute

 Capture (LineIn):-
	$ amixer sset 'Right Capture Source' 'Line'
	$ amixer sset 'Left Capture Source' 'Line'
*/

static struct snd_soc_dai_link smdk_dai = {
	.name = "AC97",
	.stream_name = "AC97 PCM",
	.platform_name = "samsung-audio",
	.cpu_dai_name = "samsung-ac97",
	.codec_dai_name = "wm9713-hifi",
	.codec_name = "wm9713-codec",
};

static struct snd_soc_card smdk = {
	.name = "SMDK WM9713",
	.dai_link = &smdk_dai,
	.num_links = 1,
};

static struct platform_device *smdk_snd_wm9713_device;
static struct platform_device *smdk_snd_ac97_device;

static int __init smdk_init(void)
{
	int ret;

	smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
	if (!smdk_snd_wm9713_device)
		return -ENOMEM;

	ret = platform_device_add(smdk_snd_wm9713_device);
	if (ret)
		goto err;

	smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
	if (!smdk_snd_ac97_device) {
		ret = -ENOMEM;
		goto err;
	}

	platform_set_drvdata(smdk_snd_ac97_device, &smdk);

	ret = platform_device_add(smdk_snd_ac97_device);
	if (ret) {
		platform_device_put(smdk_snd_ac97_device);
		goto err;
	}

	return 0;
err:
	platform_device_put(smdk_snd_wm9713_device);
	return ret;
}

static void __exit smdk_exit(void)
{
	platform_device_unregister(smdk_snd_ac97_device);
	platform_device_unregister(smdk_snd_wm9713_device);
}

module_init(smdk_init);
module_exit(smdk_exit);

/* Module information */
MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com");
MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
MODULE_LICENSE("GPL");
Commit	Line	Data
ff6e64da JB	1	/*
	2	* smdk_wm9713.c -- SoC audio for SMDK
	3	*
	4	* Copyright 2010 Samsung Electronics Co. Ltd.
	5	* Author: Jaswinder Singh Brar <jassi.brar@samsung.com>
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation; either version 2 of the
	10	* License, or (at your option) any later version.
	11	*
	12	*/
	13
	14	#include <linux/module.h>
	15	#include <linux/device.h>
	16	#include <sound/soc.h>
	17
4b640cf3	18	#include "dma.h"
99ce3a3f	19	#include "ac97.h"
ff6e64da JB	20
	21	static struct snd_soc_card smdk;
	22
583b2be6 MB	23	/*
	24	* Default CFG switch settings to use this driver:
	25	*
	26	* SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
3dedece4	27	* SMDKC100: Set CFG6 1-3 On, CFG7 1 On
ce1f7d30 JB	28	* SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
ce1f7d30 JB	29	* SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
583b2be6 MB	30	*/
583b2be6 MB	31
ff6e64da JB	32	/*
ff6e64da JB	33	Playback (HeadPhone):-
9e9d04c0 JB	34	$ amixer sset 'Headphone' unmute
	35	$ amixer sset 'Right Headphone Out Mux' 'Headphone'
	36	$ amixer sset 'Left Headphone Out Mux' 'Headphone'
	37	$ amixer sset 'Right HP Mixer PCM' unmute
	38	$ amixer sset 'Left HP Mixer PCM' unmute
ff6e64da JB	39
ff6e64da JB	40	Capture (LineIn):-
9e9d04c0 JB	41	$ amixer sset 'Right Capture Source' 'Line'
9e9d04c0 JB	42	$ amixer sset 'Left Capture Source' 'Line'
ff6e64da JB	43	*/
	44
	45	static struct snd_soc_dai_link smdk_dai = {
	46	.name = "AC97",
	47	.stream_name = "AC97 PCM",
58bb4072	48	.platform_name = "samsung-audio",
e6104673	49	.cpu_dai_name = "samsung-ac97",
f0fba2ad LG	50	.codec_dai_name = "wm9713-hifi",
f0fba2ad LG	51	.codec_name = "wm9713-codec",
ff6e64da JB	52	};
	53
	54	static struct snd_soc_card smdk = {
9fab9635	55	.name = "SMDK WM9713",
ff6e64da JB	56	.dai_link = &smdk_dai,
	57	.num_links = 1,
	58	};
	59
f0fba2ad	60	static struct platform_device *smdk_snd_wm9713_device;
ff6e64da JB	61	static struct platform_device *smdk_snd_ac97_device;
	62
	63	static int __init smdk_init(void)
	64	{
	65	int ret;
	66
f0fba2ad LG	67	smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
f0fba2ad LG	68	if (!smdk_snd_wm9713_device)
ff6e64da JB	69	return -ENOMEM;
ff6e64da JB	70
f0fba2ad LG	71	ret = platform_device_add(smdk_snd_wm9713_device);
	72	if (ret)
	73	goto err;
	74
	75	smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
	76	if (!smdk_snd_ac97_device) {
	77	ret = -ENOMEM;
	78	goto err;
	79	}
	80
	81	platform_set_drvdata(smdk_snd_ac97_device, &smdk);
ff6e64da JB	82
ff6e64da JB	83	ret = platform_device_add(smdk_snd_ac97_device);
f0fba2ad	84	if (ret) {
ff6e64da	85	platform_device_put(smdk_snd_ac97_device);
f0fba2ad LG	86	goto err;
f0fba2ad LG	87	}
ff6e64da	88
f0fba2ad LG	89	return 0;
	90	err:
	91	platform_device_put(smdk_snd_wm9713_device);
ff6e64da JB	92	return ret;
	93	}
	94
	95	static void __exit smdk_exit(void)
	96	{
	97	platform_device_unregister(smdk_snd_ac97_device);
97daff36	98	platform_device_unregister(smdk_snd_wm9713_device);
ff6e64da JB	99	}
	100
	101	module_init(smdk_init);
	102	module_exit(smdk_exit);
	103
	104	/* Module information */
	105	MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com");
	106	MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
	107	MODULE_LICENSE("GPL");