projects / deliverable / linux.git / blame
| 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 | ||
| 18 | #include "../codecs/wm9713.h" | |
| 19 | #include "s3c-dma.h" | |
| 20 | #include "s3c-ac97.h" | |
| 21 | ||
| 22 | static struct snd_soc_card smdk; | |
| 23 | ||
| 583b2be6 MB |
24 | /* |
| 25 | * Default CFG switch settings to use this driver: | |
| 26 | * | |
| 27 | * SMDK6410: Set CFG1 1-3 On, CFG2 1-4 Off | |
| 3dedece4 | 28 | * SMDKC100: Set CFG6 1-3 On, CFG7 1 On |
| ce1f7d30 JB |
29 | * SMDKC110: Set CFGB10 1-2 Off, CFGB12 1-3 On |
| 30 | * SMDKV210: Set CFGB10 1-2 Off, CFGB12 1-3 On | |
| 583b2be6 MB |
31 | */ |
| 32 | ||
| ff6e64da JB |
33 | /* |
| 34 | Playback (HeadPhone):- | |
| 9e9d04c0 JB |
35 | $ amixer sset 'Headphone' unmute |
| 36 | $ amixer sset 'Right Headphone Out Mux' 'Headphone' | |
| 37 | $ amixer sset 'Left Headphone Out Mux' 'Headphone' | |
| 38 | $ amixer sset 'Right HP Mixer PCM' unmute | |
| 39 | $ amixer sset 'Left HP Mixer PCM' unmute | |
| ff6e64da JB |
40 | |
| 41 | Capture (LineIn):- | |
| 9e9d04c0 JB |
42 | $ amixer sset 'Right Capture Source' 'Line' |
| 43 | $ amixer sset 'Left Capture Source' 'Line' | |
| ff6e64da JB |
44 | */ |
| 45 | ||
| 46 | static struct snd_soc_dai_link smdk_dai = { | |
| 47 | .name = "AC97", | |
| 48 | .stream_name = "AC97 PCM", | |
| f0fba2ad LG |
49 | .platform_name = "s3c24xx-pcm-audio", |
| 50 | .cpu_dai_name = "s3c-ac97-dai", | |
| 51 | .codec_dai_name = "wm9713-hifi", | |
| 52 | .codec_name = "wm9713-codec", | |
| ff6e64da JB |
53 | }; |
| 54 | ||
| 55 | static struct snd_soc_card smdk = { | |
| 56 | .name = "SMDK", | |
| ff6e64da JB |
57 | .dai_link = &smdk_dai, |
| 58 | .num_links = 1, | |
| 59 | }; | |
| 60 | ||
| f0fba2ad | 61 | static struct platform_device *smdk_snd_wm9713_device; |
| ff6e64da JB |
62 | static struct platform_device *smdk_snd_ac97_device; |
| 63 | ||
| 64 | static int __init smdk_init(void) | |
| 65 | { | |
| 66 | int ret; | |
| 67 | ||
| f0fba2ad LG |
68 | smdk_snd_wm9713_device = platform_device_alloc("wm9713-codec", -1); |
| 69 | if (!smdk_snd_wm9713_device) | |
| ff6e64da JB |
70 | return -ENOMEM; |
| 71 | ||
| f0fba2ad LG |
72 | ret = platform_device_add(smdk_snd_wm9713_device); |
| 73 | if (ret) | |
| 74 | goto err; | |
| 75 | ||
| 76 | smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1); | |
| 77 | if (!smdk_snd_ac97_device) { | |
| 78 | ret = -ENOMEM; | |
| 79 | goto err; | |
| 80 | } | |
| 81 | ||
| 82 | platform_set_drvdata(smdk_snd_ac97_device, &smdk); | |
| ff6e64da JB |
83 | |
| 84 | ret = platform_device_add(smdk_snd_ac97_device); | |
| f0fba2ad | 85 | if (ret) { |
| ff6e64da | 86 | platform_device_put(smdk_snd_ac97_device); |
| f0fba2ad LG |
87 | goto err; |
| 88 | } | |
| ff6e64da | 89 | |
| f0fba2ad LG |
90 | return 0; |
| 91 | err: | |
| 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); | |
| 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"); |