From: Simon Ho simon.ho@conexant.com
Initial version of CX2092X device tree bindings document.
Signed-off-by: Simon Ho simon.ho@conexant.com --- .../devicetree/bindings/sound/cnxt,cx2092x.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt
diff --git a/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt b/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt new file mode 100644 index 0000000..8dd2428 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt @@ -0,0 +1,25 @@ +Conexant CX20921/CX209724 Voice Processor DSP + +The devices supports the I2C bus. + +Required properties: + + - compatible: One of "cnxt,cx20921", "cnxt,cx20924". + - reg: The I2C address of the device for I2C, it should be <0x41> + +Optional properties: + + - reset-gpios: A GPIO spec to define which pin is connected to the chip's + !RESET pin. If specified, the driver will assert a hardware + reset at probe time. + +CODEC input pins: + "MIC" - Microphone input + +Example: + +codec: cx20921@41 { + compatible = "cnxt,cx20921"; + reg = <0x41>; + reset-gpios = <&gpio1 23 0>; +};