LXR linux/sound/soc/s3c24xx/smdk2443

   1/*
   2 * smdk2443_wm9710.c  --  SoC audio for smdk2443
   3 *
   4 * Copyright 2007 Wolfson Microelectronics PLC.
   5 * Author: Graeme Gregory
   6 *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
   7 *
   8 *  This program is free software; you can redistribute  it and/or modify it
   9 *  under  the terms of  the GNU General  Public License as published by the
  10 *  Free Software Foundation;  either version 2 of the  License, or (at your
  11 *  option) any later version.
  12 *
  13 */
  14
  15#include <linux/module.h>
  16#include <linux/device.h>
  17#include <sound/core.h>
  18#include <sound/pcm.h>
  19#include <sound/soc.h>
  20#include <sound/soc-dapm.h>
  21
  22#include "../codecs/ac97.h"
  23#include "s3c24xx-pcm.h"
  24#include "s3c24xx-ac97.h"
  25
  26static struct snd_soc_card smdk2443;
  27
  28static struct snd_soc_dai_link smdk2443_dai[] = {
  29{
  30        .name = "AC97",
  31        .stream_name = "AC97 HiFi",
  32        .cpu_dai = &s3c2443_ac97_dai[0],
  33        .codec_dai = &ac97_dai,
  34},
  35};
  36
  37static struct snd_soc_card smdk2443 = {
  38        .name = "SMDK2443",
  39        .platform = &s3c24xx_soc_platform,
  40        .dai_link = smdk2443_dai,
  41        .num_links = ARRAY_SIZE(smdk2443_dai),
  42};
  43
  44static struct snd_soc_device smdk2443_snd_ac97_devdata = {
  45        .card = &smdk2443,
  46        .codec_dev = &soc_codec_dev_ac97,
  47};
  48
  49static struct platform_device *smdk2443_snd_ac97_device;
  50
  51static int __init smdk2443_init(void)
  52{
  53        int ret;
  54
  55        smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
  56        if (!smdk2443_snd_ac97_device)
  57                return -ENOMEM;
  58
  59        platform_set_drvdata(smdk2443_snd_ac97_device,
  60                                &smdk2443_snd_ac97_devdata);
  61        smdk2443_snd_ac97_devdata.dev = &smdk2443_snd_ac97_device->dev;
  62        ret = platform_device_add(smdk2443_snd_ac97_device);
  63
  64        if (ret)
  65                platform_device_put(smdk2443_snd_ac97_device);
  66
  67        return ret;
  68}
  69
  70static void __exit smdk2443_exit(void)
  71{
  72        platform_device_unregister(smdk2443_snd_ac97_device);
  73}
  74
  75module_init(smdk2443_init);
  76module_exit(smdk2443_exit);
  77
  78/* Module information */
  79MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
  80MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
  81MODULE_LICENSE("GPL");
  82