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ASoC: cs42xx8: add reset-gpios in binding document

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Add reset-gpios property, which is optional.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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S.j. Wang 2019-05-16 11:40:56 +00:00 committed by Mark Brown
parent 2ffb0f580b
commit 90fdbe8ab2
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1 changed files with 6 additions and 0 deletions
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6
Documentation/devicetree/bindings/sound/cs42xx8.txt
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@ -14,6 +14,11 @@ Required properties:
- VA-supply, VD-supply, VLS-supply, VLC-supply: power supplies for the device,
as covered in Documentation/devicetree/bindings/regulator/regulator.txt
Optional properties:
- reset-gpios : a GPIO spec to define which pin is connected to the chip's
!RESET pin
Example:
cs42888: codec@48 {
@ -25,4 +30,5 @@ cs42888: codec@48 {
VD-supply = <&reg_audio>;
VLS-supply = <&reg_audio>;
VLC-supply = <&reg_audio>;
reset-gpios = <&pca9557_b 1 GPIO_ACTIVE_LOW>;
};