Kernel  |  3.14

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C++程序  |  69行  |  1.67 KB
/*
 * smdk2443_wm9710.c  --  SoC audio for smdk2443
 *
 * Copyright 2007 Wolfson Microelectronics PLC.
 * Author: Graeme Gregory
 *         graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 */

#include <linux/module.h>
#include <sound/soc.h>

static struct snd_soc_card smdk2443;

static struct snd_soc_dai_link smdk2443_dai[] = {
{
	.name = "AC97",
	.stream_name = "AC97 HiFi",
	.cpu_dai_name = "samsung-ac97",
	.codec_dai_name = "ac97-hifi",
	.codec_name = "ac97-codec",
	.platform_name = "samsung-ac97",
},
};

static struct snd_soc_card smdk2443 = {
	.name = "SMDK2443",
	.owner = THIS_MODULE,
	.dai_link = smdk2443_dai,
	.num_links = ARRAY_SIZE(smdk2443_dai),
};

static struct platform_device *smdk2443_snd_ac97_device;

static int __init smdk2443_init(void)
{
	int ret;

	smdk2443_snd_ac97_device = platform_device_alloc("soc-audio", -1);
	if (!smdk2443_snd_ac97_device)
		return -ENOMEM;

	platform_set_drvdata(smdk2443_snd_ac97_device, &smdk2443);
	ret = platform_device_add(smdk2443_snd_ac97_device);

	if (ret)
		platform_device_put(smdk2443_snd_ac97_device);

	return ret;
}

static void __exit smdk2443_exit(void)
{
	platform_device_unregister(smdk2443_snd_ac97_device);
}

module_init(smdk2443_init);
module_exit(smdk2443_exit);

/* Module information */
MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
MODULE_DESCRIPTION("ALSA SoC WM9710 SMDK2443");
MODULE_LICENSE("GPL");