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ASoC: AC97: SMDK: Add wm9713 machine driver

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This patch adds the common machine driver for SMDKs that
have a WM9713 codec attched to the AC97 controller.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Jassi Brar 2010-01-27 14:59:19 +09:00 committed by Mark Brown
parent fc93ea2f93
commit ff6e64dabf
3 changed files with 107 additions and 0 deletions
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8
sound/soc/s3c24xx/Kconfig
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@ -115,3 +115,11 @@ config SND_S3C24XX_SOC_SIMTEC_HERMES
select SND_S3C24XX_SOC_I2S
select SND_SOC_TLV320AIC3X
select SND_S3C24XX_SOC_SIMTEC
config SND_SOC_SMDK_WM9713
tristate "SoC AC97 Audio support for SMDK with WM9713"
depends on SND_S3C24XX_SOC && MACH_SMDK6410
select SND_SOC_WM9713
select SND_S3C_SOC_AC97
help
Sat Y if you want to add support for SoC audio on the SMDK.

2
sound/soc/s3c24xx/Makefile
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@ -28,6 +28,7 @@ snd-soc-s3c24xx-simtec-objs := s3c24xx_simtec.o
snd-soc-s3c24xx-simtec-hermes-objs := s3c24xx_simtec_hermes.o
snd-soc-s3c24xx-simtec-tlv320aic23-objs := s3c24xx_simtec_tlv320aic23.o
snd-soc-smdk64xx-wm8580-objs := smdk64xx_wm8580.o
snd-soc-smdk-wm9713-objs := smdk_wm9713.o
obj-$(CONFIG_SND_S3C24XX_SOC_JIVE_WM8750) += snd-soc-jive-wm8750.o
obj-$(CONFIG_SND_S3C24XX_SOC_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
@ -39,3 +40,4 @@ obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC) += snd-soc-s3c24xx-simtec.o
obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC_HERMES) += snd-soc-s3c24xx-simtec-hermes.o
obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC_TLV320AIC23) += snd-soc-s3c24xx-simtec-tlv320aic23.o
obj-$(CONFIG_SND_S3C64XX_SOC_WM8580) += snd-soc-smdk64xx-wm8580.o
obj-$(CONFIG_SND_SOC_SMDK_WM9713) += snd-soc-smdk-wm9713.o

97
sound/soc/s3c24xx/smdk_wm9713.c Normal file
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@ -0,0 +1,97 @@
/*
* smdk_wm9713.c -- SoC audio for SMDK
*
* Copyright 2010 Samsung Electronics Co. Ltd.
* Author: Jaswinder Singh Brar <jassi.brar@samsung.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
*/
#include <linux/module.h>
#include <linux/device.h>
#include <sound/soc.h>
#include "../codecs/wm9713.h"
#include "s3c-dma.h"
#include "s3c-ac97.h"
static struct snd_soc_card smdk;
/*
Playback (HeadPhone):-
Headphone Playback Switch - On
$ amixer cset numid=4 1
Right Headphone Out Mux - Headphone
$ amixer cset numid=92 2
Left Headphone Out Mux - Headphone
$ amixer cset numid=93 2
Right HP Mixer PCM Playback Switch - On
$ amixer cset numid=75 1
Left HP Mixer PCM Playback Switch - On
$ amixer cset numid=81 1
Capture (LineIn):-
Right Capture Source - Line
$ amixer cset numid=86 2
Left Capture Source - Line
$ amixer cset numid=87 2
*/
static struct snd_soc_dai_link smdk_dai = {
.name = "AC97",
.stream_name = "AC97 PCM",
.cpu_dai = &s3c_ac97_dai[S3C_AC97_DAI_PCM],
.codec_dai = &wm9713_dai[WM9713_DAI_AC97_HIFI],
};
static struct snd_soc_card smdk = {
.name = "SMDK",
.platform = &s3c24xx_soc_platform,
.dai_link = &smdk_dai,
.num_links = 1,
};
static struct snd_soc_device smdk_snd_ac97_devdata = {
.card = &smdk,
.codec_dev = &soc_codec_dev_wm9713,
};
static struct platform_device *smdk_snd_ac97_device;
static int __init smdk_init(void)
{
int ret;
smdk_snd_ac97_device = platform_device_alloc("soc-audio", -1);
if (!smdk_snd_ac97_device)
return -ENOMEM;
platform_set_drvdata(smdk_snd_ac97_device,
&smdk_snd_ac97_devdata);
smdk_snd_ac97_devdata.dev = &smdk_snd_ac97_device->dev;
ret = platform_device_add(smdk_snd_ac97_device);
if (ret)
platform_device_put(smdk_snd_ac97_device);
return ret;
}
static void __exit smdk_exit(void)
{
platform_device_unregister(smdk_snd_ac97_device);
}
module_init(smdk_init);
module_exit(smdk_exit);
/* Module information */
MODULE_AUTHOR("Jaswinder Singh Brar, jassi.brar@samsung.com");
MODULE_DESCRIPTION("ALSA SoC SMDK+WM9713");
MODULE_LICENSE("GPL");