boards/waveshare/rp2040_geek/rp2040_geek.dts

/*
 * Copyright (c) 2021 Yonatan Schachter
 * Copyright (c) 2022 Peter Johanson
 * Copyright (c) 2025 Jonas Berg
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <raspberrypi/rpi_pico/rp2040.dtsi>
#include <dt-bindings/pinctrl/rpi-pico-rp2040-pinctrl.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include <zephyr/dt-bindings/led/led.h>
#include <zephyr/dt-bindings/mipi_dbi/mipi_dbi.h>
#include "rp2040_geek-pincontrol.dtsi"

/ {
	model = "Waveshare RP2040 GEEK";
	compatible = "waveshare,rp2040-geek";

	chosen {
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,flash-controller = &ssi;
		zephyr,code-partition = &code_partition;
		zephyr,display = &st7789v_135x240;
		uart,passthrough = &uart1;
	};

	aliases {
		watchdog0 = &wdt0;
	};

	mipi_dbi_st7789v_waveshare_135x240 {
		compatible = "zephyr,mipi-dbi-spi";
		spi-dev = <&spi1>;
		dc-gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
		reset-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
		write-only;
		#address-cells = <1>;
		#size-cells = <0>;

		st7789v_135x240: st7789v@0 {
			/* Values inspired by
			 * boards/shields/st7789v_generic/st7789v_waveshare_240x240.overlay
			 */
			compatible = "sitronix,st7789v";
			mipi-max-frequency = <20000000>;
			reg = <0>;
			width = <135>;
			height = <240>;
			x-offset = <52>;
			y-offset = <40>;
			vcom = <0x19>;
			gctrl = <0x35>;
			vrhs = <0x12>;
			vdvs = <0x20>;
			mdac = <0x00>;
			gamma = <0x01>;
			colmod = <0x05>;
			lcm = <0x2c>;
			porch-param = [0c 0c 00 33 33];
			cmd2en-param = [5a 69 02 01];
			pwctrl1-param = [a4 a1];
			pvgam-param = [D0 04 0D 11 13 2B 3F 54 4C 18 0D 0B 1F 23];
			nvgam-param = [D0 04 0C 11 13 2C 3F 44 51 2F 1F 1F 20 23];
			ram-param = [00 F0];
			rgb-param = [CD 08 14];
			mipi-mode = "MIPI_DBI_MODE_SPI_4WIRE";
		};
	};
};

&flash0 {
	reg = <0x10000000 DT_SIZE_M(4)>;

	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		/* Reserved memory for the second stage bootloader */
		second_stage_bootloader: partition@0 {
			label = "second_stage_bootloader";
			reg = <0x00000000 0x100>;
			read-only;
		};

		/*
		 * Usable flash. Starts at 0x100, after the bootloader. The partition
		 * size is 4 MB minus the 0x100 bytes taken by the bootloader.
		 */
		code_partition: partition@100 {
			label = "code-partition";
			reg = <0x100 (DT_SIZE_M(4) - 0x100)>;
			read-only;
		};
	};
};

&gpio0 {
	status = "okay";
};

&uart1 {
	current-speed = <115200>;
	status = "okay";
	pinctrl-0 = <&uart1_default>;
	pinctrl-names = "default";
};

zephyr_i2c: &i2c0 {
	status = "okay";
	pinctrl-0 = <&i2c0_default>;
	pinctrl-names = "default";
	clock-frequency = <I2C_BITRATE_FAST>;
};

&spi0 {
	pinctrl-0 = <&spi0_default>;
	pinctrl-names = "default";
	status = "okay";
	cs-gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;

	sdhc0: sdhc@0 {
		compatible = "zephyr,sdhc-spi-slot";
		reg = <0>;
		status = "okay";
		spi-max-frequency = <12000000>;

		mmc {
			compatible = "zephyr,sdmmc-disk";
			disk-name = "SD";
			status = "okay";
		};
	};
};

&spi1 {
	pinctrl-0 = <&spi1_default>;
	pinctrl-names = "default";
	status = "okay";
	cs-gpios = <&gpio0 9 GPIO_ACTIVE_LOW>;
};

&adc {
	status = "okay";
	#address-cells = <1>;
	#size-cells = <0>;
};

&timer {
	status = "okay";
};

&wdt0 {
	status = "okay";
};

zephyr_udc0: &usbd {
	status = "okay";
};

&die_temp {
	status = "okay";
};

&vreg {
	regulator-always-on;
	regulator-allowed-modes = <REGULATOR_RPI_PICO_MODE_NORMAL>;
};

&xosc {
	startup-delay-multiplier = <64>;
};

#include <../boards/common/usb/cdc_acm_serial.dtsi>