interrupt_keys {
        compatible = "jzh,interrupt-key";
        gpios = <&gpiog 3 GPIO_ACTIVE_LOW
                 &gpiog 2 GPIO_ACTIVE_LOW>;
};


joystick {
        compatible = "gpio-keys";
        #size-cells = <0>;
                status = "disabled";
        button-0 {
                        label = "usr_button0";
                        linux,code = <KEY_A>;
                interrupt-parent = <&gpiog>;
                interrupts = <3 IRQ_TYPE_EDGE_RISING>;
        };
        button-1 {
                        label = "usr_button1";
                        linux,code = <KEY_ENTER>;
                interrupt-parent = <&gpiog>;
                interrupts = <2 IRQ_TYPE_EDGE_RISING>;
        };

};