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ASoC: Add device tree binding for WM8523 

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2011-08-02 13:08:13 +09:00
parent 0a422e1a19
commit bf5a85be97
2 changed files with 23 additions and 0 deletions
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16
Documentation/devicetree/bindings/sound/wm8523.txt Normal file
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@ -0,0 +1,16 @@
WM8523 audio CODEC
This device supports I2C only.
Required properties:
- compatible : "wlf,wm8523"
- reg : the I2C address of the device.
Example:
codec: wm8523@1a {
compatible = "wlf,wm8523";
reg = <0x1a>;
};

7
sound/soc/codecs/wm8523.c
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@ -20,6 +20,7 @@
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#include <linux/of_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@ -514,6 +515,11 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8523 = {
.volatile_register = wm8523_volatile_register,
};
static const struct of_device_id wm8523_of_match[] = {
{ .compatible = "wlf,wm8523" },
{ },
};
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static __devinit int wm8523_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
@ -553,6 +559,7 @@ static struct i2c_driver wm8523_i2c_driver = {
.driver = {
.name = "wm8523",
.owner = THIS_MODULE,
.of_match_table = wm8523_of_match,
},
.probe = wm8523_i2c_probe,
.remove = __devexit_p(wm8523_i2c_remove),