Commit b8e583f6 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown

ASoC: Add FSI-AK4642 sound support for SuperH

This patch is tested by ms7724se
Signed-off-by: default avatarKuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent a3a83d9a
...@@ -40,4 +40,12 @@ config SND_SH7760_AC97 ...@@ -40,4 +40,12 @@ config SND_SH7760_AC97
This option enables generic sound support for the first This option enables generic sound support for the first
AC97 unit of the SH7760. AC97 unit of the SH7760.
config SND_FSI_AK4642
bool "FSI-AK4642 sound support"
depends on SND_SOC_SH4_FSI
select SND_SOC_AK4642
help
This option enables generic sound support for the
FSI - AK4642 unit
endmenu endmenu
...@@ -12,5 +12,7 @@ obj-$(CONFIG_SND_SOC_SH4_FSI) += snd-soc-fsi.o ...@@ -12,5 +12,7 @@ obj-$(CONFIG_SND_SOC_SH4_FSI) += snd-soc-fsi.o
## boards ## boards
snd-soc-sh7760-ac97-objs := sh7760-ac97.o snd-soc-sh7760-ac97-objs := sh7760-ac97.o
snd-soc-fsi-ak4642-objs := fsi-ak4642.o
obj-$(CONFIG_SND_SH7760_AC97) += snd-soc-sh7760-ac97.o obj-$(CONFIG_SND_SH7760_AC97) += snd-soc-sh7760-ac97.o
obj-$(CONFIG_SND_FSI_AK4642) += snd-soc-fsi-ak4642.o
/*
* 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/module.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include <linux/i2c.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/sh_fsi.h>
#include <../sound/soc/codecs/ak4642.h>
static struct snd_soc_dai_link fsi_dai_link = {
.name = "AK4642",
.stream_name = "AK4642",
.cpu_dai = &fsi_soc_dai[0], /* fsi */
.codec_dai = &ak4642_dai,
.ops = NULL,
};
static struct snd_soc_card fsi_soc_card = {
.name = "FSI",
.platform = &fsi_soc_platform,
.dai_link = &fsi_dai_link,
.num_links = 1,
};
static struct snd_soc_device fsi_snd_devdata = {
.card = &fsi_soc_card,
.codec_dev = &soc_codec_dev_ak4642,
};
#define AK4642_BUS 0
#define AK4642_ADR 0x12
static int ak4642_add_i2c_device(void)
{
struct i2c_board_info info;
struct i2c_adapter *adapter;
struct i2c_client *client;
memset(&info, 0, sizeof(struct i2c_board_info));
info.addr = AK4642_ADR;
strlcpy(info.type, "ak4642", I2C_NAME_SIZE);
adapter = i2c_get_adapter(AK4642_BUS);
if (!adapter) {
printk(KERN_DEBUG "can't get i2c adapter\n");
return -ENODEV;
}
client = i2c_new_device(adapter, &info);
i2c_put_adapter(adapter);
if (!client) {
printk(KERN_DEBUG "can't add i2c device\n");
return -ENODEV;
}
return 0;
}
static struct platform_device *fsi_snd_device;
static int __init fsi_ak4642_init(void)
{
int ret = -ENOMEM;
ak4642_add_i2c_device();
fsi_snd_device = platform_device_alloc("soc-audio", -1);
if (!fsi_snd_device)
goto out;
platform_set_drvdata(fsi_snd_device,
&fsi_snd_devdata);
fsi_snd_devdata.dev = &fsi_snd_device->dev;
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>");
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