6b13f685e
 김민수
BSP 최초 추가
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/*
* Generic AC97 sound support for SH7760
*
* (c) 2007 Manuel Lauss
*
* Licensed under the GPLv2.
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/io.h>
#define IPSEL 0xFE400034
static struct snd_soc_dai_link sh7760_ac97_dai = {
.name = "AC97",
.stream_name = "AC97 HiFi",
.cpu_dai_name = "hac-dai.0", /* HAC0 */
.codec_dai_name = "ac97-hifi",
.platform_name = "sh7760-pcm-audio",
.codec_name = "ac97-codec",
.ops = NULL,
};
static struct snd_soc_card sh7760_ac97_soc_machine = {
.name = "SH7760 AC97",
.owner = THIS_MODULE,
.dai_link = &sh7760_ac97_dai,
.num_links = 1,
};
static struct platform_device *sh7760_ac97_snd_device;
static int __init sh7760_ac97_init(void)
{
int ret;
unsigned short ipsel;
/* enable both AC97 controllers in pinmux reg */
ipsel = __raw_readw(IPSEL);
__raw_writew(ipsel | (3 << 10), IPSEL);
ret = -ENOMEM;
sh7760_ac97_snd_device = platform_device_alloc("soc-audio", -1);
if (!sh7760_ac97_snd_device)
goto out;
platform_set_drvdata(sh7760_ac97_snd_device,
&sh7760_ac97_soc_machine);
ret = platform_device_add(sh7760_ac97_snd_device);
if (ret)
platform_device_put(sh7760_ac97_snd_device);
out:
return ret;
}
static void __exit sh7760_ac97_exit(void)
{
platform_device_unregister(sh7760_ac97_snd_device);
}
module_init(sh7760_ac97_init);
module_exit(sh7760_ac97_exit);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Generic SH7760 AC97 sound machine");
MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>");
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