Signed-off-by: Adam Thomson Adam.Thomson.Opensource@diasemi.com --- Documentation/devicetree/bindings/sound/da9055.txt | 22 ++++++++++++++++++++ sound/soc/codecs/da9055.c | 8 +++++++ 2 files changed, 30 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/da9055.txt
diff --git a/Documentation/devicetree/bindings/sound/da9055.txt b/Documentation/devicetree/bindings/sound/da9055.txt new file mode 100644 index 0000000..ed1b7cc --- /dev/null +++ b/Documentation/devicetree/bindings/sound/da9055.txt @@ -0,0 +1,22 @@ +* Dialog DA9055 Audio CODEC + +DA9055 provides Audio CODEC support (I2C only). + +The Audio CODEC device in DA9055 has it's own I2C address which is configurable, +so the device is instantiated separately from the PMIC (MFD) device. + +For details on accompanying PMIC I2C device, see the following: +Documentation/devicetree/bindings/mfd/da9055.txt + +Required properties: + + - compatible: "dlg,da9055-codec" + - reg: Specifies the I2C slave address + + +Example: + + codec: da9055-codec@1a { + compatible = "dlg,da9055-codec"; + reg = <0x1a>; + }; diff --git a/sound/soc/codecs/da9055.c b/sound/soc/codecs/da9055.c index 4228126..be31f3c 100644 --- a/sound/soc/codecs/da9055.c +++ b/sound/soc/codecs/da9055.c @@ -18,6 +18,8 @@ #include <linux/regmap.h> #include <linux/slab.h> #include <linux/module.h> +#include <linux/of.h> +#include <linux/of_device.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -1536,11 +1538,17 @@ static const struct i2c_device_id da9055_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
+static const struct of_device_id da9055_of_match[] = { + { .compatible = "dlg,da9055-codec", }, + { } +}; + /* I2C codec control layer */ static struct i2c_driver da9055_i2c_driver = { .driver = { .name = "da9055-codec", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(da9055_of_match), }, .probe = da9055_i2c_probe, .remove = da9055_remove, -- 1.7.0.4