kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/Documentation/devicetree/bindings/sound/simple-amplifier.txt
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@@ -2,11 +2,16 @@
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 Required properties:
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 - compatible : "dioo,dio2125" or "simple-audio-amplifier"
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+
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+Optional properties:
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 - enable-gpios : the gpio connected to the enable pin of the simple amplifier
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+- VCC-supply   : power supply for the device, as covered
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+                 in Documentation/devicetree/bindings/regulator/regulator.txt
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 Example:
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 amp: analog-amplifier {
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 	compatible = "simple-audio-amplifier";
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+	VCC-supply = <&regulator>;
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 	enable-gpios = <&gpio GPIOH_3 0>;
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 };