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ASoC: dt-bindings: rt5682: Add AVDD, MICVDD and VBAT supplies

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The rt5682 codec has three supplies - AVDD, MICVDD and VBAT - which are
already used by sc7180-trogdor.dtsi. Document them in the binding.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20221102182002.255282-4-nfraprado@collabora.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Nícolas F. R. A. Prado 2022-11-02 14:19:57 -04:00 committed by Mark Brown
parent ed20a9bf3f
commit 4d3c884ca7
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1 changed files with 12 additions and 0 deletions
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Documentation/devicetree/bindings/sound/rt5682.txt
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@ -8,6 +8,15 @@ Required properties:
- reg : The I2C address of the device.
- AVDD-supply: phandle to the regulator supplying analog power through the
AVDD pin
- MICVDD-supply: phandle to the regulator supplying power for the microphone
bias through the MICVDD pin. Either MICVDD or VBAT should be present.
- VBAT-supply: phandle to the regulator supplying battery power through the
VBAT pin. Either MICVDD or VBAT should be present.
Optional properties:
- interrupts : The CODEC's interrupt output.
@ -75,4 +84,7 @@ rt5682 {
clocks = <&osc>;
clock-names = "mclk";
AVDD-supply = <&avdd_reg>;
MICVDD-supply = <&micvdd_reg>;
};