Add documentation for DT binding of max98390 amplifier driver.

Signed-off-by: Steve Lee steves.lee@maximintegrated.com ---

Changed since V3: * No changes. Changed since V2: * No changes. Changed since V1: * Modified sample text in example

.../devicetree/bindings/sound/max98390.txt | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/max98390.txt

diff --git a/Documentation/devicetree/bindings/sound/max98390.txt b/Documentation/devicetree/bindings/sound/max98390.txt new file mode 100644 index 000000000000..0ddd4c6ae55e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/max98390.txt @@ -0,0 +1,26 @@ +Maxim Integrated MAX98390 Speaker Amplifier + +This device supports I2C. + +Required properties: + + - compatible : "maxim,max98390" + + - reg : the I2C address of the device. + +Optional properties: + +- maxim,temperature_calib + u32. The calculated temperature data was measured while doing the calibration. Data : Temp / 100 * 2^12 + +- maxim,r0_calib + u32. This is r0 calibration data which was measured in factory mode. + +Example: + +codec: max98390@38 { + compatible = "maxim,max98390"; + reg = <0x38>; + maxim,temperature_calib = <1024>; + maxim,r0_calib = <100232>; +};