OpenCloudOS-Kernel/sound/soc/sh/fsi-ak4642.c

82 lines
1.8 KiB
C

/*
* FSI-AK464x sound support for ms7724se
*
* Copyright (C) 2009 Renesas Solutions Corp.
* Kuninori Morimoto <morimoto.kuninori@renesas.com>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/platform_device.h>
#include <sound/sh_fsi.h>
static int fsi_ak4642_dai_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *dai = rtd->codec_dai;
int ret;
ret = snd_soc_dai_set_fmt(dai, SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_sysclk(dai, 0, 11289600, 0);
return ret;
}
static struct snd_soc_dai_link fsi_dai_link = {
.name = "AK4642",
.stream_name = "AK4642",
.cpu_dai_name = "fsia-dai", /* fsi A */
.codec_dai_name = "ak4642-hifi",
#ifdef CONFIG_MACH_AP4EVB
.platform_name = "sh_fsi2",
.codec_name = "ak4642-codec.0-0013",
#else
.platform_name = "sh_fsi.0",
.codec_name = "ak4642-codec.0-0012",
#endif
.init = fsi_ak4642_dai_init,
.ops = NULL,
};
static struct snd_soc_card fsi_soc_card = {
.name = "FSI (AK4642)",
.dai_link = &fsi_dai_link,
.num_links = 1,
};
static struct platform_device *fsi_snd_device;
static int __init fsi_ak4642_init(void)
{
int ret = -ENOMEM;
fsi_snd_device = platform_device_alloc("soc-audio", FSI_PORT_A);
if (!fsi_snd_device)
goto out;
platform_set_drvdata(fsi_snd_device, &fsi_soc_card);
ret = platform_device_add(fsi_snd_device);
if (ret)
platform_device_put(fsi_snd_device);
out:
return ret;
}
static void __exit fsi_ak4642_exit(void)
{
platform_device_unregister(fsi_snd_device);
}
module_init(fsi_ak4642_init);
module_exit(fsi_ak4642_exit);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Generic SH4 FSI-AK4642 sound card");
MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");