gud.dts

/*
 * Device Tree overlay for Noritake GUD display
 *
 */

/dts-v1/;
/plugin/;

/ {
	compatible = "brcm,bcm2835";

	fragment@0 {
		target = <&spidev0>;
		__overlay__ {
			status = "disabled";
		};
	};

	fragment@1 {
		target = <&spi0>;
		__overlay__ {
			status = "okay";
		};
	};

	fragment@2 {
		target = <&spi0>;
		__overlay__ {
			/* needed to avoid dtc warning */
			#address-cells = <1>;
			#size-cells = <0>;

			gud: gud@0{
				compatible = "noritake,gu256x128d";
				reg = <0>;
				spi-max-frequency = <650000>;
        spi-cpol;
				spi-cpha;
				dithering = <1>;
				reset-gpios = <&gpio 17 0>;
				busy-gpios = <&gpio 27 0>;
			};
		};
	};

	fragment@3 {
		target-path = "/soc";
		__overlay__ {
			backlight: backlight {
				compatible = "noritake,gu256x128d";
				status = "okay";
			};
		};
	};
  
	__overrides__ {
		speed = <&gud>,"spi-max-frequency:0";
		dithering = <&gud>,"dithering:0";
	};
};