Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- Documentation/devicetree/bindings/sound/wm8523.txt | 16 ++++++++++++++++ sound/soc/codecs/wm8523.c | 7 +++++++ 2 files changed, 23 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/wm8523.txt
diff --git a/Documentation/devicetree/bindings/sound/wm8523.txt b/Documentation/devicetree/bindings/sound/wm8523.txt new file mode 100644 index 0000000..0474618 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/wm8523.txt @@ -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>; +}; diff --git a/sound/soc/codecs/wm8523.c b/sound/soc/codecs/wm8523.c index 1312009..52812d1 100644 --- a/sound/soc/codecs/wm8523.c +++ b/sound/soc/codecs/wm8523.c @@ -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),