zephyr/boards/shields/waveshare_epaper/waveshare_epaper_gdew042t2.overlay

/*
 * Copyright (c) 2021, Linumiz
 *
 */

#include "waveshare_epaper_common.dtsi"

/ {
	chosen {
		zephyr,display = &uc8176_waveshare_epaper_gdew042t2;
	};
};

&arduino_spi {
	uc8176_waveshare_epaper_gdew042t2: uc8176@0 {
		compatible = "gooddisplay,gdew042t2", "ultrachip,uc8176";
		spi-max-frequency = <4000000>;
		reg = <0>;
		width = <400>;
		height = <300>;
		dc-gpios = <&arduino_header 15 GPIO_ACTIVE_LOW>;	/* D9 */
		reset-gpios = <&arduino_header 14 GPIO_ACTIVE_LOW>;	/* D8 */
		busy-gpios = <&arduino_header 13 GPIO_ACTIVE_LOW>;	/* D7 */

		softstart = [17 17 17];

		full {
			pwr = [03 00 26 26 09];
			cdi = <0xd7>;
			tcon = <0x22>;
		};
	};
};