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在RK3288-tb.dts 这样配置,试试看
&pinctrl {
//used for init some gpio
init-gpios = <&gpio0 GPIO_A6 GPIO_ACTIVE_HIGH
/*&gpio0 GPIO_C2 GPIO_ACTIVE_HIGH */
/*&gpio7 GPIO_B7 GPIO_ACTIVE_LOW */>;
gpio0_gpio {
gpio0_c2: gpio0-c2 {
rockchip,pins = <GPIO0_C2>;
rockchip,pull = <VALUE_PULL_DOWN>;
};
//to add
};
gpio7_gpio {
gpio7_b7: gpio7-b7 {
rockchip,pins = <GPIO7_B7>;
rockchip,pull = <VALUE_PULL_UP>;
};
//to add
};
//could add other pinctrl definition such as gpio
}; |
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