boards/adi/max32672evkit/max32672evkit.dts

/*
 * Copyright (c) 2024 Analog Devices, Inc.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <adi/max32/max32672.dtsi>
#include <adi/max32/max32672-pinctrl.dtsi>
#include <zephyr/dt-bindings/gpio/adi-max32-gpio.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include <zephyr/dt-bindings/mipi_dbi/mipi_dbi.h>

/ {
	model = "Analog Devices MAX32672EVKIT";
	compatible = "adi,max32672evkit";

	chosen {
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
		zephyr,sram = &sram3;
		zephyr,flash = &flash0;
		zephyr,display = &st7735;
	};

	leds {
		compatible = "gpio-leds";
		led1: led_1 {
			gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
			label = "Red LED";
		};
		led2: led_2 {
			gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
			label = "Green LED";
		};
	};

	buttons {
		compatible = "gpio-keys";
		pb1: pb1 {
			gpios = <&gpio0 18 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			label = "SW3";
			zephyr,code = <INPUT_KEY_0>;
		};
	};

	 /* These aliases are provided for compatibility with samples */
	aliases {
		led0 = &led1;
		led1 = &led2;
		sw0 = &pb1;
		watchdog0 = &wdt0;
	};

	mipi_dbi {
		compatible = "zephyr,mipi-dbi-spi";
		/* Enable D/C line for 4wire mode */
		/* dc-gpios = <&gpio0 19 (GPIO_ACTIVE_HIGH | MAX32_GPIO_VSEL_VDDIOH)>; */
		spi-dev = <&spi0>;
		#address-cells = <1>;
		#size-cells = <0>;

		status = "okay";

		st7735: st7735@0 {
			compatible = "sitronix,st7735r";
			mipi-max-frequency = <DT_FREQ_M(6)>;
			mipi-mode = <MIPI_DBI_MODE_SPI_3WIRE>;

			reg = <0>;
			width = <130>;
			height = <132>;
			x-offset = <0>;
			y-offset = <0>;
			madctl = <0xc0>;
			colmod = <0x05>;
			vmctr1 = <0x51>;
			pwctr1 = [02 02];
			pwctr2 = [c5];
			pwctr3 = [0d 00];
			pwctr4 = [8d 1a];
			pwctr5 = [8d ee];
			frmctr1 = [02 35 36];
			frmctr2 = [02 35 36];
			frmctr3 = [02 35 36 02 35 36];
			gamctrp1 = [0a 1c 0c 14 33 2b 24 28 27 25 2c 39 00 05 03 0d];
			gamctrn1 = [0a 1c 0c 14 33 2b 24 28 27 25 2d 3a 00 05 03 0d];
		};
	};
};

&uart0 {
	pinctrl-0 = <&uart0a_tx_p0_9 &uart0a_rx_p0_8>;
	pinctrl-names = "default";
	current-speed = <115200>;
	data-bits = <8>;
	parity = "none";
	status = "okay";
};

&clk_ipo {
	status = "okay";
};

/*
 * ERTCO is required for counter RTC
 */
&clk_ertco {
	status = "okay";
};

&gpio0 {
	status = "okay";
};

&gpio1 {
	status = "okay";
};

&trng {
	status = "okay";
};

&i2c0 {
	status = "okay";
	pinctrl-0 = <&i2c0a_scl_p0_6 &i2c0a_sda_p0_7>;
	pinctrl-names = "default";
};

&dma0 {
	status = "okay";
};

&wdt0 {
	status = "okay";
};

&spi1 {
	status = "okay";
	pinctrl-0 = <&spi1a_mosi_p0_15 &spi1a_miso_p0_14 &spi1a_sck_p0_16 &spi1a_ss0_p0_17>;
	pinctrl-names = "default";
};

&spi0a_mosi_p0_3 {
	power-source=<MAX32_VSEL_VDDIOH>;
};

&spi0a_sck_p0_4 {
	power-source=<MAX32_VSEL_VDDIOH>;
};

&spi0 {
	status = "okay";
	pinctrl-0 = <&spi0a_mosi_p0_3 &spi0a_miso_p0_2 &spi0a_sck_p0_4>;
	pinctrl-names = "default";
	cs-gpios = <&gpio0 5 (GPIO_ACTIVE_LOW | MAX32_VSEL_VDDIOH)>;
};

&rtc_counter {
	status = "okay";
};