mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-10 12:34:07 +08:00
505fb824e7
There is no need to include soc-dapm.h since soc.h includes it. Signed-off-by: Jarkko Nikula <jhnikula@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
/*
|
|
* 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
|
|
|
|
/* platform specific structs can be declared here */
|
|
extern struct snd_soc_dai_driver sh4_hac_dai[2];
|
|
extern struct snd_soc_platform_driver sh7760_soc_platform;
|
|
|
|
static int machine_init(struct snd_soc_pcm_runtime *rtd)
|
|
{
|
|
snd_soc_dapm_sync(&rtd->codec->dapm);
|
|
return 0;
|
|
}
|
|
|
|
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",
|
|
.init = machine_init,
|
|
.ops = NULL,
|
|
};
|
|
|
|
static struct snd_soc_card sh7760_ac97_soc_machine = {
|
|
.name = "SH7760 AC97",
|
|
.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>");
|