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ASoC: add WM8782 ADC Codec Driver 

Signed-off-by: Johannes Stezenbach <js@sig21.net>
[zonque@gmail.com: transform to new ASoC structure]
Signed-off-by: Daniel Mack <zonque@gmail.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Johannes Stezenbach 2011-06-22 14:59:25 +02:00 committed by Mark Brown
parent c034abf6e5
commit ec3ea54c6c
3 changed files with 86 additions and 0 deletions
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4
sound/soc/codecs/Kconfig
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@ -72,6 +72,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_WM8753 if SND_SOC_I2C_AND_SPI
select SND_SOC_WM8770 if SPI_MASTER
select SND_SOC_WM8776 if SND_SOC_I2C_AND_SPI
select SND_SOC_WM8782
select SND_SOC_WM8804 if SND_SOC_I2C_AND_SPI
select SND_SOC_WM8900 if I2C
select SND_SOC_WM8903 if I2C
@ -307,6 +308,9 @@ config SND_SOC_WM8770
config SND_SOC_WM8776
tristate
config SND_SOC_WM8782
tristate
config SND_SOC_WM8804
tristate

2
sound/soc/codecs/Makefile
View File

@ -57,6 +57,7 @@ snd-soc-wm8750-objs := wm8750.o
snd-soc-wm8753-objs := wm8753.o
snd-soc-wm8770-objs := wm8770.o
snd-soc-wm8776-objs := wm8776.o
snd-soc-wm8782-objs := wm8782.o
snd-soc-wm8804-objs := wm8804.o
snd-soc-wm8900-objs := wm8900.o
snd-soc-wm8903-objs := wm8903.o
@ -151,6 +152,7 @@ obj-$(CONFIG_SND_SOC_WM8750) += snd-soc-wm8750.o
obj-$(CONFIG_SND_SOC_WM8753) += snd-soc-wm8753.o
obj-$(CONFIG_SND_SOC_WM8770) += snd-soc-wm8770.o
obj-$(CONFIG_SND_SOC_WM8776) += snd-soc-wm8776.o
obj-$(CONFIG_SND_SOC_WM8782) += snd-soc-wm8782.o
obj-$(CONFIG_SND_SOC_WM8804) += snd-soc-wm8804.o
obj-$(CONFIG_SND_SOC_WM8900) += snd-soc-wm8900.o
obj-$(CONFIG_SND_SOC_WM8903) += snd-soc-wm8903.o

80
sound/soc/codecs/wm8782.c Normal file
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@ -0,0 +1,80 @@
/*
* sound/soc/codecs/wm8782.c
* simple, strap-pin configured 24bit 2ch ADC
*
* Copyright: 2011 Raumfeld GmbH
* Author: Johannes Stezenbach <js@sig21.net>
*
* based on ad73311.c
* Copyright: Analog Device Inc.
* Author: Cliff Cai <cliff.cai@analog.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/init.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/initval.h>
#include <sound/soc.h>
static struct snd_soc_dai_driver wm8782_dai = {
.name = "wm8782",
.capture = {
.stream_name = "Capture",
.channels_min = 2,
.channels_max = 2,
/* For configurations with FSAMPEN=0 */
.rates = SNDRV_PCM_RATE_8000_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S20_3LE |
SNDRV_PCM_FMTBIT_S24_LE,
},
};
static struct snd_soc_codec_driver soc_codec_dev_wm8782;
static __devinit int wm8782_probe(struct platform_device *pdev)
{
return snd_soc_register_codec(&pdev->dev,
&soc_codec_dev_wm8782, &wm8782_dai, 1);
}
static int __devexit wm8782_remove(struct platform_device *pdev)
{
snd_soc_unregister_codec(&pdev->dev);
return 0;
}
static struct platform_driver wm8782_codec_driver = {
.driver = {
.name = "wm8782",
.owner = THIS_MODULE,
},
.probe = wm8782_probe,
.remove = wm8782_remove,
};
static int __init wm8782_init(void)
{
return platform_driver_register(&wm8782_codec_driver);
}
module_init(wm8782_init);
static void __exit wm8782_exit(void)
{
platform_driver_unregister(&wm8782_codec_driver);
}
module_exit(wm8782_exit);
MODULE_DESCRIPTION("ASoC WM8782 driver");
MODULE_AUTHOR("Johannes Stezenbach <js@sig21.net>");
MODULE_LICENSE("GPL");