release/src-rt-6.x.4708/linux/linux-2.6.36/sound/soc/sh/fsi-da7210.c

   1 /*
   2  * fsi-da7210.c
   3  *
   4  * Copyright (C) 2009 Renesas Solutions Corp.
   5  * Kuninori Morimoto <morimoto.kuninori@renesas.com>
   6  *
   7  *  This program is free software; you can redistribute  it and/or modify it
   8  *  under  the terms of  the GNU General  Public License as published by the
   9  *  Free Software Foundation;  either version 2 of the  License, or (at your
  10  *  option) any later version.
  11  */
  12
  13 #include <linux/platform_device.h>
  14 #include <sound/sh_fsi.h>
  15 #include "../codecs/da7210.h"
  16
  17 static int fsi_da7210_init(struct snd_soc_codec *codec)
  18 {
  19         return snd_soc_dai_set_fmt(&da7210_dai,
  20                                    SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
  21                                    SND_SOC_DAIFMT_CBM_CFM);
  22 }
  23
  24 static struct snd_soc_dai_link fsi_da7210_dai = {
  25         .name           = "DA7210",
  26         .stream_name    = "DA7210",
  27         .cpu_dai        = &fsi_soc_dai[FSI_PORT_B],
  28         .codec_dai      = &da7210_dai,
  29         .init           = fsi_da7210_init,
  30 };
  31
  32 static struct snd_soc_card fsi_soc_card = {
  33         .name           = "FSI",
  34         .platform       = &fsi_soc_platform,
  35         .dai_link       = &fsi_da7210_dai,
  36         .num_links      = 1,
  37 };
  38
  39 static struct snd_soc_device fsi_da7210_snd_devdata = {
  40         .card           = &fsi_soc_card,
  41         .codec_dev      = &soc_codec_dev_da7210,
  42 };
  43
  44 static struct platform_device *fsi_da7210_snd_device;
  45
  46 static int __init fsi_da7210_sound_init(void)
  47 {
  48         int ret;
  49
  50         fsi_da7210_snd_device = platform_device_alloc("soc-audio", FSI_PORT_B);
  51         if (!fsi_da7210_snd_device)
  52                 return -ENOMEM;
  53
  54         platform_set_drvdata(fsi_da7210_snd_device, &fsi_da7210_snd_devdata);
  55         fsi_da7210_snd_devdata.dev = &fsi_da7210_snd_device->dev;
  56         ret = platform_device_add(fsi_da7210_snd_device);
  57         if (ret)
  58                 platform_device_put(fsi_da7210_snd_device);
  59
  60         return ret;
  61 }
  62
  63 static void __exit fsi_da7210_sound_exit(void)
  64 {
  65         platform_device_unregister(fsi_da7210_snd_device);
  66 }
  67
  68 module_init(fsi_da7210_sound_init);
  69 module_exit(fsi_da7210_sound_exit);
  70
  71 /* Module information */
  72 MODULE_DESCRIPTION("ALSA SoC FSI DA2710");
  73 MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");
  74 MODULE_LICENSE("GPL");