linuxdebug/Documentation/devicetree/bindings/sound/tscs42xx.txt

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TSCS42XX Audio CODEC
Required Properties:
- compatible : "tempo,tscs42A1" for analog mic
"tempo,tscs42A2" for digital mic
- reg : <0x71> for analog mic
<0x69> for digital mic
- clock-names: Must one of the following "mclk1", "xtal", "mclk2"
- clocks: phandle of the clock that provides the codec sysclk
Example:
wookie: codec@69 {
compatible = "tempo,tscs42A2";
reg = <0x69>;
clock-names = "xtal";
clocks = <&audio_xtal>;
};