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Jassi Brarff6e64d2010-01-27 14:59:19 +09001/*
2 * smdk_wm9713.c -- SoC audio for SMDK
3 *
4 * Copyright 2010 Samsung Electronics Co. Ltd.
Jaswinder Singhdf8ad332012-02-25 16:24:36 +05305 * Author: Jaswinder Singh Brar <jassisinghbrar@gmail.com>
Jassi Brarff6e64d2010-01-27 14:59:19 +09006 *
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
Paul Gortmakerda155d52011-07-15 12:38:28 -040014#include <linux/module.h>
Jassi Brarff6e64d2010-01-27 14:59:19 +090015#include <sound/soc.h>
16
Jassi Brarff6e64d2010-01-27 14:59:19 +090017static struct snd_soc_card smdk;
18
19/*
Mark Brown583b2be2010-01-27 20:54:13 +000020 * Default CFG switch settings to use this driver:
21 *
22 * SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off
Jassi Brar3dedece2010-05-27 12:11:31 +090023 * SMDKC100: Set CFG6 1-3 On, CFG7 1 On
Jassi Brarce1f7d32010-05-27 12:11:44 +090024 * SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On
25 * SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On
Jassi Brar4d81acf2010-12-20 11:05:56 +090026 * SMDKV310: Set CFG2 1-2 Off, CFG4 All On, CFG7 All Off, CFG8 1-On
Mark Brown583b2be2010-01-27 20:54:13 +000027 */
28
29/*
Jassi Brarff6e64d2010-01-27 14:59:19 +090030 Playback (HeadPhone):-
Jassi Brar9e9d04c02010-01-29 10:57:07 +090031 $ 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
Jassi Brarff6e64d2010-01-27 14:59:19 +090036
37 Capture (LineIn):-
Jassi Brar9e9d04c02010-01-29 10:57:07 +090038 $ amixer sset 'Right Capture Source' 'Line'
39 $ amixer sset 'Left Capture Source' 'Line'
Jassi Brarff6e64d2010-01-27 14:59:19 +090040*/
41
42static struct snd_soc_dai_link smdk_dai = {
43 .name = "AC97",
44 .stream_name = "AC97 PCM",
Padmavathi Vennaa08485d2012-12-07 13:59:21 +053045 .platform_name = "samsung-ac97",
Jassi Brare6104672010-11-22 15:36:00 +090046 .cpu_dai_name = "samsung-ac97",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000047 .codec_dai_name = "wm9713-hifi",
48 .codec_name = "wm9713-codec",
Jassi Brarff6e64d2010-01-27 14:59:19 +090049};
50
51static struct snd_soc_card smdk = {
Mark Brown9fab9632010-09-22 19:44:13 +010052 .name = "SMDK WM9713",
Axel Lin095d79d2011-12-22 10:53:15 +080053 .owner = THIS_MODULE,
Jassi Brarff6e64d2010-01-27 14:59:19 +090054 .dai_link = &smdk_dai,
55 .num_links = 1,
56};
57
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000058static struct platform_device *smdk_snd_wm9713_device;
Jassi Brarff6e64d2010-01-27 14:59:19 +090059static struct platform_device *smdk_snd_ac97_device;
60
61static int __init smdk_init(void)
62{
63 int ret;
64
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000065 smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1);
66 if (!smdk_snd_wm9713_device)
Jassi Brarff6e64d2010-01-27 14:59:19 +090067 return -ENOMEM;
68
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000069 ret = platform_device_add(smdk_snd_wm9713_device);
70 if (ret)
Axel Linb26bb712010-11-25 15:11:45 +080071 goto err1;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000072
73 smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
74 if (!smdk_snd_ac97_device) {
75 ret = -ENOMEM;
Axel Linb26bb712010-11-25 15:11:45 +080076 goto err2;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000077 }
78
79 platform_set_drvdata(smdk_snd_ac97_device, &smdk);
Jassi Brarff6e64d2010-01-27 14:59:19 +090080
81 ret = platform_device_add(smdk_snd_ac97_device);
Axel Linb26bb712010-11-25 15:11:45 +080082 if (ret)
83 goto err3;
Jassi Brarff6e64d2010-01-27 14:59:19 +090084
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000085 return 0;
Axel Linb26bb712010-11-25 15:11:45 +080086
87err3:
88 platform_device_put(smdk_snd_ac97_device);
89err2:
90 platform_device_del(smdk_snd_wm9713_device);
91err1:
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000092 platform_device_put(smdk_snd_wm9713_device);
Jassi Brarff6e64d2010-01-27 14:59:19 +090093 return ret;
94}
95
96static void __exit smdk_exit(void)
97{
98 platform_device_unregister(smdk_snd_ac97_device);
Mark Brown97daff32010-09-23 15:28:14 +010099 platform_device_unregister(smdk_snd_wm9713_device);
Jassi Brarff6e64d2010-01-27 14:59:19 +0900100}
101
102module_init(smdk_init);
103module_exit(smdk_exit);
104
105/* Module information */
Jaswinder Singhdf8ad332012-02-25 16:24:36 +0530106MODULE_AUTHOR("Jaswinder Singh Brar, jassisinghbrar@gmail.com");
Jassi Brarff6e64d2010-01-27 14:59:19 +0900107MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
108MODULE_LICENSE("GPL");