boards/arm/arduino_opta_m4/arduino_opta_m4.dts

/*
 * Copyright (c) 2023 Felipe Neves
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/h7/stm32h747Xi_m4.dtsi>
#include <st/h7/stm32h747xihx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>

/ {
	model = "Arduino OPTA M4 core Programmable Logic Controller";
	compatible = "arduino,opta-m4";

	chosen {
		zephyr,sram = &sram1;
		zephyr,flash = &flash1;
		zephyr,code-partition = &slot0_partition;
	};

	leds {
		compatible = "gpio-leds";
		status_led_1: led_1 {
			gpios = <&gpioi 0 GPIO_ACTIVE_LOW>;
		};
		status_led_2: led_2 {
			gpios = <&gpioi 1 GPIO_ACTIVE_LOW>;
		};
		status_led_3: led_3 {
			gpios = <&gpioi 3 GPIO_ACTIVE_LOW>;
		};
		status_led_4: led_4 {
			gpios = <&gpioh 15 GPIO_ACTIVE_LOW>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";

		user_button: button {
			gpios = <&gpioe 4 GPIO_ACTIVE_HIGH>;
			zephyr,code = <INPUT_KEY_WAKEUP>;
		};
	};

	aliases {
		sw0 = &user_button;
		led0 = &status_led_1;
	};
};

&flash1 {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		slot0_partition: partition@80000 {
			label = "image-0";
			reg = <0x00080000 DT_SIZE_K(512)>;
		};
	};
};

&rcc {
	d1cpre = <1>;
	hpre = <2>;
	d1ppre = <2>;
	d2ppre1 = <2>;
	d2ppre2 = <2>;
	d3ppre = <2>;
	clock-frequency = <DT_FREQ_M(240)>;
};