[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 <jassisinghbrar@gmail.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 <sound/soc.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
 *   SMDKV310: Set CFG2 1-2 Off, CFG4 All On, CFG7 All Off, CFG8 1-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-ac97",
	.cpu_dai_name = "samsung-ac97",
	.codec_dai_name = "wm9713-hifi",
	.codec_name = "wm9713-codec",
};

static struct snd_soc_card smdk = {
	.name = "SMDK WM9713",
	.owner = THIS_MODULE,
	.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 err1;

	smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
	if (!smdk_snd_ac97_device) {
		ret = -ENOMEM;
		goto err2;
	}

	platform_set_drvdata(smdk_snd_ac97_device, &smdk);

	ret = platform_device_add(smdk_snd_ac97_device);
	if (ret)
		goto err3;

	return 0;

err3:
	platform_device_put(smdk_snd_ac97_device);
err2:
	platform_device_del(smdk_snd_wm9713_device);
err1:
	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, jassisinghbrar@gmail.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.
df8ad335	5	* Author: Jaswinder Singh Brar <jassisinghbrar@gmail.com>
ff6e64da JB	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
da155d5b	14	#include <linux/module.h>
ff6e64da JB	15	#include <sound/soc.h>
ff6e64da JB	16
ff6e64da JB	17	static struct snd_soc_card smdk;
ff6e64da JB	18
583b2be6 MB	19	/*
	20	* Default CFG switch settings to use this driver:
	21	*
	22	* SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
3dedece4	23	* SMDKC100: Set CFG6 1-3 On, CFG7 1 On
ce1f7d30 JB	24	* SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
ce1f7d30 JB	25	* SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
4d81acff	26	* SMDKV310: Set CFG2 1-2 Off, CFG4 All On, CFG7 All Off, CFG8 1-On
583b2be6 MB	27	*/
583b2be6 MB	28
ff6e64da JB	29	/*
ff6e64da JB	30	Playback (HeadPhone):-
9e9d04c0 JB	31	$ amixer sset 'Headphone' unmute
	32	$ amixer sset 'Right Headphone Out Mux' 'Headphone'
	33	$ amixer sset 'Left Headphone Out Mux' 'Headphone'
	34	$ amixer sset 'Right HP Mixer PCM' unmute
	35	$ amixer sset 'Left HP Mixer PCM' unmute
ff6e64da JB	36
ff6e64da JB	37	Capture (LineIn):-
9e9d04c0 JB	38	$ amixer sset 'Right Capture Source' 'Line'
9e9d04c0 JB	39	$ amixer sset 'Left Capture Source' 'Line'
ff6e64da JB	40	*/
	41
	42	static struct snd_soc_dai_link smdk_dai = {
	43	.name = "AC97",
	44	.stream_name = "AC97 PCM",
a08485d8	45	.platform_name = "samsung-ac97",
e6104673	46	.cpu_dai_name = "samsung-ac97",
f0fba2ad LG	47	.codec_dai_name = "wm9713-hifi",
f0fba2ad LG	48	.codec_name = "wm9713-codec",
ff6e64da JB	49	};
	50
	51	static struct snd_soc_card smdk = {
9fab9635	52	.name = "SMDK WM9713",
095d79dc	53	.owner = THIS_MODULE,
ff6e64da JB	54	.dai_link = &smdk_dai,
	55	.num_links = 1,
	56	};
	57
f0fba2ad	58	static struct platform_device *smdk_snd_wm9713_device;
ff6e64da JB	59	static struct platform_device *smdk_snd_ac97_device;
	60
	61	static int __init smdk_init(void)
	62	{
	63	int ret;
	64
f0fba2ad LG	65	smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
f0fba2ad LG	66	if (!smdk_snd_wm9713_device)
ff6e64da JB	67	return -ENOMEM;
ff6e64da JB	68
f0fba2ad LG	69	ret = platform_device_add(smdk_snd_wm9713_device);
f0fba2ad LG	70	if (ret)
b26bb71f	71	goto err1;
f0fba2ad LG	72
	73	smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
	74	if (!smdk_snd_ac97_device) {
	75	ret = -ENOMEM;
b26bb71f	76	goto err2;
f0fba2ad LG	77	}
	78
	79	platform_set_drvdata(smdk_snd_ac97_device, &smdk);
ff6e64da JB	80
ff6e64da JB	81	ret = platform_device_add(smdk_snd_ac97_device);
b26bb71f AL	82	if (ret)
b26bb71f AL	83	goto err3;
ff6e64da	84
f0fba2ad	85	return 0;
b26bb71f AL	86
	87	err3:
	88	platform_device_put(smdk_snd_ac97_device);
	89	err2:
	90	platform_device_del(smdk_snd_wm9713_device);
	91	err1:
f0fba2ad	92	platform_device_put(smdk_snd_wm9713_device);
ff6e64da JB	93	return ret;
	94	}
	95
	96	static void __exit smdk_exit(void)
	97	{
	98	platform_device_unregister(smdk_snd_ac97_device);
97daff36	99	platform_device_unregister(smdk_snd_wm9713_device);
ff6e64da JB	100	}
	101
	102	module_init(smdk_init);
	103	module_exit(smdk_exit);
	104
	105	/* Module information */
df8ad335	106	MODULE_AUTHOR("Jaswinder Singh Brar, jassisinghbrar@gmail.com");
ff6e64da JB	107	MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
ff6e64da JB	108	MODULE_LICENSE("GPL");