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OpenCloudOS-Kernel
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ASoC: Add device tree support for WM8580 

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 13:22:36 +09:00
parent bf5a85be97
commit 733eef3e96
2 changed files with 23 additions and 0 deletions
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16
Documentation/devicetree/bindings/sound/wm8580.txt Normal file
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@ -0,0 +1,16 @@
WM8580 audio CODEC
This device supports I2C only.
Required properties:
- compatible : "wlf,wm8580"
- reg : the I2C address of the device.
Example:
codec: wm8580@1a {
compatible = "wlf,wm8580";
reg = <0x1a>;
};

7
sound/soc/codecs/wm8580.c
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@ -26,6 +26,7 @@
#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>
@ -907,6 +908,11 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8580 = {
.reg_cache_default = wm8580_reg,
};
static const struct of_device_id wm8580_of_match[] = {
{ .compatible = "wlf,wm8580" },
{ },
};
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
static int wm8580_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
@ -945,6 +951,7 @@ static struct i2c_driver wm8580_i2c_driver = {
.driver = {
.name = "wm8580",
.owner = THIS_MODULE,
.of_match_table = wm8580_of_match,
},
.probe = wm8580_i2c_probe,
.remove = wm8580_i2c_remove,