Add a device-tree binding for Texas Instrument's PCM1789 codec. For the moment, only I2C bus is supported but SPI could be added in future.
Signed-off-by: Mylène Josserand mylene.josserand@bootlin.com --- .../devicetree/bindings/sound/pcm1789.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/pcm1789.txt
diff --git a/Documentation/devicetree/bindings/sound/pcm1789.txt b/Documentation/devicetree/bindings/sound/pcm1789.txt new file mode 100644 index 000000000000..3c74ed220ac2 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/pcm1789.txt @@ -0,0 +1,22 @@ +Texas Instruments pcm1789 DT bindings + +PCM1789 is a simple audio codec that can be connected via +I2C or SPI. Currently, only I2C bus is supported. + +Required properties: + + - compatible: "ti,pcm1789" + +Required properties on I2C: + + - reg: the I2C address + - reset-gpios: GPIO to control the RESET pin + +Examples: + + audio-codec@4c { + compatible = "ti,pcm1789"; + reg = <0x4c>; + reset-gpios = <&gpio2 14 GPIO_ACTIVE_LOW>; + #sound-dai-cells = <0>; + };