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r: 157706
b: refs/heads/master
c: b8e583f
h: refs/heads/master
v: v3
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Kuninori Morimoto authored and Mark Brown committed Aug 21, 2009
1 parent 6f510d5 commit c58df48
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Showing 4 changed files with 118 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: a3a83d9a7cb0ce3b1d100060d5ad777e7480b4f2
refs/heads/master: b8e583f6012d618fb93bb38a302b63c3c6d2bfbc
8 changes: 8 additions & 0 deletions trunk/sound/soc/sh/Kconfig
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Expand Up @@ -40,4 +40,12 @@ config SND_SH7760_AC97
This option enables generic sound support for the first
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
2 changes: 2 additions & 0 deletions trunk/sound/soc/sh/Makefile
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Expand Up @@ -12,5 +12,7 @@ obj-$(CONFIG_SND_SOC_SH4_FSI) += snd-soc-fsi.o

## boards
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_FSI_AK4642) += snd-soc-fsi-ak4642.o
107 changes: 107 additions & 0 deletions trunk/sound/soc/sh/fsi-ak4642.c
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/*
* 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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