sound/soc/samsung/ln2440sbc_alc650.c

   1 /*
   2  * SoC audio for ln2440sbc
   3  *
   4  * Copyright 2007 KonekTel, a.s.
   5  * Author: Ivan Kuten
   6  *         ivan.kuten@promwad.com
   7  *
   8  * Heavily based on smdk2443_wm9710.c
   9  * Copyright 2007 Wolfson Microelectronics PLC.
  10  * Author: Graeme Gregory
  11  *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
  12  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License version 2 as
  15  *  published by the Free Software Foundation.
  16  *
  17  */
  18
  19 #include <linux/module.h>
  20 #include <linux/device.h>
  21 #include <sound/core.h>
  22 #include <sound/pcm.h>
  23 #include <sound/soc.h>
  24
  25 #include "dma.h"
  26 #include "ac97.h"
  27
  28 static struct snd_soc_card ln2440sbc;
  29
  30 static struct snd_soc_dai_link ln2440sbc_dai[] = {
  31 {
  32         .name = "AC97",
  33         .stream_name = "AC97 HiFi",
  34         .cpu_dai_name = "samsung-ac97",
  35         .codec_dai_name = "ac97-hifi",
  36         .codec_name = "ac97-codec",
  37         .platform_name = "samsung-audio",
  38 },
  39 };
  40
  41 static struct snd_soc_card ln2440sbc = {
  42         .name = "LN2440SBC",
  43         .dai_link = ln2440sbc_dai,
  44         .num_links = ARRAY_SIZE(ln2440sbc_dai),
  45 };
  46
  47 static struct platform_device *ln2440sbc_snd_ac97_device;
  48
  49 static int __init ln2440sbc_init(void)
  50 {
  51         int ret;
  52
  53         ln2440sbc_snd_ac97_device = platform_device_alloc("soc-audio", -1);
  54         if (!ln2440sbc_snd_ac97_device)
  55                 return -ENOMEM;
  56
  57         platform_set_drvdata(ln2440sbc_snd_ac97_device, &ln2440sbc);
  58         ret = platform_device_add(ln2440sbc_snd_ac97_device);
  59
  60         if (ret)
  61                 platform_device_put(ln2440sbc_snd_ac97_device);
  62
  63         return ret;
  64 }
  65
  66 static void __exit ln2440sbc_exit(void)
  67 {
  68         platform_device_unregister(ln2440sbc_snd_ac97_device);
  69 }
  70
  71 module_init(ln2440sbc_init);
  72 module_exit(ln2440sbc_exit);
  73
  74 /* Module information */
  75 MODULE_AUTHOR("Ivan Kuten");
  76 MODULE_DESCRIPTION("ALSA SoC ALC650 LN2440SBC");
  77 MODULE_LICENSE("GPL");