modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt
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@@ -6,7 +6,7 @@
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    - "mediatek,mt6595-disp-pwm": found on mt6595 SoC.
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    - "mediatek,mt8173-disp-pwm": found on mt8173 SoC.
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  - reg: physical base address and length of the controller's registers.
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- - #pwm-cells: must be 2. See pwm.txt in this directory for a description of
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+ - #pwm-cells: must be 2. See pwm.yaml in this directory for a description of
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    the cell format.
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  - clocks: phandle and clock specifier of the PWM reference clock.
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  - clock-names: must contain the following: