1* GPIO beeper device tree bindings 2 3Register a beeper connected to GPIO pin. 4 5Required properties: 6- compatible: Should be "gpio-beeper". 7- gpios: From common gpio binding; gpio connection to beeper enable pin. 8 9Example: 10 beeper: beeper { 11 compatible = "gpio-beeper"; 12 gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; 13 }; 14