tests/drivers/build_all/display/app.overlay

/*
 * Copyright (c) 2022, Kumar Gala <galak@kernel.org>
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Application overlay for testing driver builds
 *
 * Names in this file should be chosen in a way that won't conflict
 * with real-world devicetree nodes, to allow these tests to run on
 * (and be extended to test) real hardware.
 */

#include <zephyr/dt-bindings/led/led.h>
#include <zephyr/dt-bindings/mipi_dbi/mipi_dbi.h>

/ {
	test {
		#address-cells = <1>;
		#size-cells = <1>;

		test_gpio: gpio@deadbeef {
			compatible = "vnd,gpio";
			gpio-controller;
			reg = <0xdeadbeef 0x1000>;
			#gpio-cells = <0x2>;
			status = "okay";
		};

		test_mipi_dbi {
			compatible = "zephyr,mipi-dbi-spi";
			status = "okay";
			dc-gpios = <&test_gpio 0 0>;
			spi-dev = <&test_spi>;
			#address-cells = <1>;
			#size-cells = <0>;

			test_mipi_dbi_ili9342c: ili9342c@0 {
				compatible = "ilitek,ili9342c";
				reg = <0>;
				mipi-max-frequency = <25000000>;
				pixel-format = <0>;
				rotation = <270>;
				width = <320>;
				height = <240>;
			};

			test_mipi_dbi_st7796s: st7796s@1 {
				compatible = "sitronix,st7796s";
				reg = <1>;
				mipi-max-frequency = <25000000>;
				height = <320>;
				width = <480>;
				/* Use dummy values for PCG and NGC,
				 * As this won't drive a real panel
				 */
				pgc = [F0 06 0B 07 06 05 2E 33 47 3A 17 16 2E 31];
				ngc = [F0 09 0D 09 08 23 2E 33 46 38 13 13 2C 32];
			};

			test_mipi_dbi_st7735r: st7735t@2 {
				compatible = "sitronix,st7735r";
				mipi-max-frequency = <250000000>;
				mipi-mode = <MIPI_DBI_MODE_SPI_4WIRE>;
				reg = <2>;
				/* Arbitrary values */
				x-offset = <0>;
				y-offset = <0>;
				gamctrp1 = [10 0E 02 03 0E 07 02 07 0A 12 27 37 00 0D 0E 10];
				gamctrn1 = [10 0E 03 03 0F 06 02 08 0A 13 26 36 00 0D 0E 10];
				width = <160>;
				height = <128>;
			};

			st7789v: st7789v@3 {
				compatible = "sitronix,st7789v";
				reg = <3>;
				mipi-max-frequency = <25000000>;

				width = <128>;
				height = <128>;
				/* Arbiratry values */
				x-offset = <0>;
				y-offset = <0>;
				vcom = <0x28>;
				gctrl = <0x35>;
				vrhs = <0x10>;
				vdvs = <0x20>;
				mdac = <0x00>;
				gamma = <0x01>;
				colmod = <0x55>;
				lcm = <0x0c>;
				porch-param = [0c 0c 00 33 33];
				cmd2en-param = [5a 69 02 00];
				pwctrl1-param = [a4 a1];
				pvgam-param = [d0 00 02 07 0a 28 32 44 42 06 0e 12 14 17];
				nvgam-param = [d0 00 02 07 0a 28 31 54 47 0e 1c 17 1b 1e];
				ram-param = [00 E0];
				rgb-param = [40 02 14];
				mipi-mode = <MIPI_DBI_MODE_SPI_4WIRE>;
			};

			test_mipi_dbi_ssd1680: ssd1680@4 {
				compatible = "gooddisplay,gdey0213b74", "solomon,ssd1680";
				mipi-max-frequency = <4000000>;
				reg = <4>;
				width = <250>;
				height = <122>;
				busy-gpios = <&test_gpio 0 0>;
			};

			uc8176_waveshare_epaper_gdew042t2: uc8176@5 {
				compatible = "ultrachip,uc8176";
				mipi-max-frequency = <4000000>;
				reg = <5>;
				width = <400>;
				height = <300>;
				busy-gpios = <&test_gpio 0 0>;

				/* Arbirary settings */
				softstart = [17 17 17];

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

			test_spi_gc9x01x: gc9x01x@6 {
				compatible = "galaxycore,gc9x01x";
				reg = <6>;
				mipi-max-frequency = <100000000>;
				pixel-format = <16>;

				width = <240>;
				height = <240>;
			};
		};


		test_spi: spi@33334444 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "vnd,spi";
			reg = <0x33334444 0x1000>;
			status = "okay";
			clock-frequency = <2000000>;

			/* one entry for every device. Note that this must
			 * include MIPI DBI devices as well.
			 */
			cs-gpios = <&test_gpio 0 0 &test_gpio 0 1 &test_gpio 0 2
				&test_gpio 0 3 &test_gpio 0 4 &test_gpio 0 5
				&test_gpio 0 6>;

			test_led_strip_0: lpd8806@0 {
				compatible = "greeled,lpd8806";
				reg = <0>;
				spi-max-frequency = <2000000>;
				chain-length = <1>;
				color-mapping = <LED_COLOR_ID_RED
						 LED_COLOR_ID_GREEN
						 LED_COLOR_ID_BLUE>;
			};

			test_led_strip_1: ws2812_spi@1 {
				compatible = "worldsemi,ws2812-spi";
				reg = <1>;
				spi-max-frequency = <2000000>;
				spi-one-frame = <1>;
				spi-zero-frame = <1>;
				chain-length = <256>;
				color-mapping = <0 1 2>;
				reset-delay = <280>;
			};
		};

		test_led_strip_matrix {
			compatible = "led-strip-matrix";
			status = "okay";

			led-strips = <&test_led_strip_0>, <&test_led_strip_1>;
			chain-lengths = <256>, <256>;
			width = <32>;
			height = <16>;
			horizontal-modules = <2>;
			vertical-modules = <1>;
			circulative;
			start-from-right;
		};
	};
};