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-rw-r--r--Bindings/sound/sun50i-codec-analog.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Bindings/sound/sun50i-codec-analog.txt b/Bindings/sound/sun50i-codec-analog.txt
index 4f8ad0e04d20..056a098495cc 100644
--- a/Bindings/sound/sun50i-codec-analog.txt
+++ b/Bindings/sound/sun50i-codec-analog.txt
@@ -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>;
};