meson-g12a-spi-lcd.dts

/dts-v1/;
/plugin/;

/ {
        compatible = "radxa,zero", "amlogic,g12a";

        fragment@0 {
                target = <&spicc1>;
                __overlay__ {
                        #address-cells = <1>;
                        #size-cells = <0>;
                        pinctrl-0 = <&spicc1_pins &spicc1_ss0_pins>;
                        pinctrl-names = "default";
                        st7789v@0 {
                        compatible = "sitronix,st7789v";
                        status = "okay";
                        reg = <0>;
                        spi-max-frequency = <10000000>;
                        width = <135>;
                        height = <240>;
                        buswidth = <8>;
                        fps = <60>;
                        rotate = <270>;
                        debug = <1>; // 等级0～7 越高信息越多

                        // configure pin assigment below
                        reset-gpios = <0x2b 8 1>;       // pin 36
                        dc-gpios = <0x2b 74 0>;         // pin 12
                        led-gpios = <0x2b 73 0>;        // pin 18
                        };
                };
        };
};