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/interrupt.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/io.h>
  16 #include <linux/i2c.h>
  17 #include <sound/core.h>
  18 #include <sound/pcm.h>
  19 #include <sound/pcm_params.h>
  20 #include <sound/soc.h>
  21 #include <sound/soc-dapm.h>
  22
  23 #include <sound/sh_fsi.h>
  24 #include "../codecs/da7210.h"
  25
  26 static int fsi_da7210_init(struct snd_soc_codec *codec)
  27 {
  28         return snd_soc_dai_set_fmt(&da7210_dai,
  29                                    SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
  30                                    SND_SOC_DAIFMT_CBM_CFM);
  31 }
  32
  33 static struct snd_soc_dai_link fsi_da7210_dai = {
  34         .name           = "DA7210",
  35         .stream_name    = "DA7210",
  36         .cpu_dai        = &fsi_soc_dai[1], /* FSI B */
  37         .codec_dai      = &da7210_dai,
  38         .init           = fsi_da7210_init,
  39 };
  40
  41 static struct snd_soc_card fsi_soc_card = {
  42         .name           = "FSI",
  43         .platform       = &fsi_soc_platform,
  44         .dai_link       = &fsi_da7210_dai,
  45         .num_links      = 1,
  46 };
  47
  48 static struct snd_soc_device fsi_da7210_snd_devdata = {
  49         .card           = &fsi_soc_card,
  50         .codec_dev      = &soc_codec_dev_da7210,
  51 };
  52
  53 static struct platform_device *fsi_da7210_snd_device;
  54
  55 static int __init fsi_da7210_sound_init(void)
  56 {
  57         int ret;
  58
  59         fsi_da7210_snd_device = platform_device_alloc("soc-audio", -1);
  60         if (!fsi_da7210_snd_device)
  61                 return -ENOMEM;
  62
  63         platform_set_drvdata(fsi_da7210_snd_device, &fsi_da7210_snd_devdata);
  64         fsi_da7210_snd_devdata.dev = &fsi_da7210_snd_device->dev;
  65         ret = platform_device_add(fsi_da7210_snd_device);
  66         if (ret)
  67                 platform_device_put(fsi_da7210_snd_device);
  68
  69         return ret;
  70 }
  71
  72 static void __exit fsi_da7210_sound_exit(void)
  73 {
  74         platform_device_unregister(fsi_da7210_snd_device);
  75 }
  76
  77 module_init(fsi_da7210_sound_init);
  78 module_exit(fsi_da7210_sound_exit);
  79
  80 /* Module information */
  81 MODULE_DESCRIPTION("ALSA SoC FSI DA2710");
  82 MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");
  83 MODULE_LICENSE("GPL");