projects / linux-2.6-block.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 |
| 583b2be6 MB |
29 | */ |
| 30 | ||
| ff6e64da JB |
31 | /* |
| 32 | Playback (HeadPhone):- | |
| 9e9d04c0 JB |
33 | $ amixer sset 'Headphone' unmute |
| 34 | $ amixer sset 'Right Headphone Out Mux' 'Headphone' | |
| 35 | $ amixer sset 'Left Headphone Out Mux' 'Headphone' | |
| 36 | $ amixer sset 'Right HP Mixer PCM' unmute | |
| 37 | $ amixer sset 'Left HP Mixer PCM' unmute | |
| ff6e64da JB |
38 | |
| 39 | Capture (LineIn):- | |
| 9e9d04c0 JB |
40 | $ amixer sset 'Right Capture Source' 'Line' |
| 41 | $ amixer sset 'Left Capture Source' 'Line' | |
| ff6e64da JB |
42 | */ |
| 43 | ||
| 44 | static struct snd_soc_dai_link smdk_dai = { | |
| 45 | .name = "AC97", | |
| 46 | .stream_name = "AC97 PCM", | |
| 47 | .cpu_dai = &s3c_ac97_dai[S3C_AC97_DAI_PCM], | |
| 48 | .codec_dai = &wm9713_dai[WM9713_DAI_AC97_HIFI], | |
| 49 | }; | |
| 50 | ||
| 51 | static struct snd_soc_card smdk = { | |
| 52 | .name = "SMDK", | |
| 53 | .platform = &s3c24xx_soc_platform, | |
| 54 | .dai_link = &smdk_dai, | |
| 55 | .num_links = 1, | |
| 56 | }; | |
| 57 | ||
| 58 | static struct snd_soc_device smdk_snd_ac97_devdata = { | |
| 59 | .card = &smdk, | |
| 60 | .codec_dev = &soc_codec_dev_wm9713, | |
| 61 | }; | |
| 62 | ||
| 63 | static struct platform_device *smdk_snd_ac97_device; | |
| 64 | ||
| 65 | static int __init smdk_init(void) | |
| 66 | { | |
| 67 | int ret; | |
| 68 | ||
| 69 | smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1); | |
| 70 | if (!smdk_snd_ac97_device) | |
| 71 | return -ENOMEM; | |
| 72 | ||
| 73 | platform_set_drvdata(smdk_snd_ac97_device, | |
| 74 | &smdk_snd_ac97_devdata); | |
| 75 | smdk_snd_ac97_devdata.dev = &smdk_snd_ac97_device->dev; | |
| 76 | ||
| 77 | ret = platform_device_add(smdk_snd_ac97_device); | |
| 78 | if (ret) | |
| 79 | platform_device_put(smdk_snd_ac97_device); | |
| 80 | ||
| 81 | return ret; | |
| 82 | } | |
| 83 | ||
| 84 | static void __exit smdk_exit(void) | |
| 85 | { | |
| 86 | platform_device_unregister(smdk_snd_ac97_device); | |
| 87 | } | |
| 88 | ||
| 89 | module_init(smdk_init); | |
| 90 | module_exit(smdk_exit); | |
| 91 | ||
| 92 | /* Module information */ | |
| 93 | MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com"); | |
| 94 | MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713"); | |
| 95 | MODULE_LICENSE("GPL"); |