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sdk-hwV1.3/lichee/linux-4.9/Documentation/devicetree/bindings/input/pwm-beeper.txt
2024-05-07 18:09:20 +08:00

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* PWM beeper device tree bindings
Registers a PWM device as beeper.
Required properties:
- compatible: should be "pwm-beeper"
- pwms: phandle to the physical PWM device