Unverified Commit 21dd3020 authored Nov 22, 2018 by Chen-Yu Tsai Committed by Mark Brown Nov 23, 2018

ASoC: dt-bindings: sun50i-codec-analog: Add headphone amp regulator supply



On the Allwinner A64 SoC, the audio codec has a built-in headphone
amplifier. This amplifier has a power supply separate from the rest of
the analog audio circuitry.

Add a regulator supply property to handle this.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 33404f3f

Documentation/devicetree/bindings/sound/sun50i-codec-analog.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -4,9 +4,11 @@ Required properties:
		- compatible: must be one of the following compatibles:
		- "allwinner,sun50i-a64-codec-analog"
		- reg: must contain the registers location and length
		- cpvdd-supply: Regulator supply for the headphone amplifier

		Example:
		codec_analog: codec-analog@1f015c0 {
		compatible = "allwinner,sun50i-a64-codec-analog";
		reg = <0x01f015c0 0x4>;
		cpvdd-supply = <&reg_eldo1>;
		};