android_kernel_samsung_msm8976/sound/soc/au1x/db1000.c
Manuel Lauss b2ce305dda ASoC: Add a DB1x00 AC97 machine driver
Add a machine driver suitable for the AC97 part on the DB1000/DB1500/DB1100
boards.

Run-tested on DB1500.

Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2011-07-27 19:10:48 +01:00

75 lines
1.7 KiB
C

/*
* DB1000/DB1500/DB1100 ASoC audio fabric support code.
*
* (c) 2011 Manuel Lauss <manuel.lauss@googlemail.com>
*
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-db1x00/bcsr.h>
#include "psc.h"
static struct snd_soc_dai_link db1000_ac97_dai = {
.name = "AC97",
.stream_name = "AC97 HiFi",
.codec_dai_name = "ac97-hifi",
.cpu_dai_name = "alchemy-ac97c",
.platform_name = "alchemy-pcm-dma.0",
.codec_name = "ac97-codec",
};
static struct snd_soc_card db1000_ac97 = {
.name = "DB1000_AC97",
.dai_link = &db1000_ac97_dai,
.num_links = 1,
};
static int __devinit db1000_audio_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &db1000_ac97;
card->dev = &pdev->dev;
return snd_soc_register_card(card);
}
static int __devexit db1000_audio_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
return 0;
}
static struct platform_driver db1000_audio_driver = {
.driver = {
.name = "db1000-audio",
.owner = THIS_MODULE,
.pm = &snd_soc_pm_ops,
},
.probe = db1000_audio_probe,
.remove = __devexit_p(db1000_audio_remove),
};
static int __init db1000_audio_load(void)
{
return platform_driver_register(&db1000_audio_driver);
}
static void __exit db1000_audio_unload(void)
{
platform_driver_unregister(&db1000_audio_driver);
}
module_init(db1000_audio_load);
module_exit(db1000_audio_unload);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("DB1000/DB1500/DB1100 ASoC audio");
MODULE_AUTHOR("Manuel Lauss");