boards/arm/mikroe_clicker_2/mikroe_clicker_2.dts

/*
 * Copyright (c) 2020 Trifork
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/f4/stm32f407Xg.dtsi>
#include <st/f4/stm32f407v(e-g)tx-pinctrl.dtsi>

/ {
	model = "MikroE clicker 2 for STM32";
	compatible = "mikroe,stm32-e407", "st,stm32f407";

	chosen {
		zephyr,console = &uart4;
		zephyr,shell-uart = &uart4;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,ccm = &ccm0;
	};

	leds {
		compatible = "gpio-leds";
		ld1: led_1 {
			gpios = <&gpioe 12 GPIO_ACTIVE_HIGH>;
			label = "User LD1";
		};
		ld2: led_2 {
			gpios = <&gpioe 15 GPIO_ACTIVE_HIGH>;
			label = "User LD2";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button_0: key_0 {
			label = "Key PE0";
			gpios = <&gpioe 0 GPIO_ACTIVE_LOW>;
		};
		user_button_1: key_1 {
			label = "Key K1";
			gpios = <&gpioe 10 GPIO_ACTIVE_LOW>;
		};
	};

	aliases {
		led0 = &ld1;
		led1 = &ld2;
		sw0 = &user_button_0;
		sw1 = &user_button_1;
	};
};

&clk_hse {
	clock-frequency = <DT_FREQ_M(25)>;
	status = "okay";
};

&pll {
	div-m = <25>;
	mul-n = <336>;
	div-p = <2>;
	div-q = <7>;
	clocks = <&clk_hse>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(168)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <4>;
	apb2-prescaler = <2>;
};

&usart2 {
	pinctrl-0 = <&usart2_tx_pd5 &usart2_rx_pd6>;
	pinctrl-names = "default";
	current-speed = <9600>;
	status = "okay";
};

&usart3 {
	pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>;
	pinctrl-names = "default";
	current-speed = <9600>;
	status = "okay";
};

&uart4 {
	pinctrl-0 = <&uart4_tx_pa0 &uart4_rx_pa1>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&rtc {
	status = "okay";
};

zephyr_udc0: &usbotg_fs {
	pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>;
	pinctrl-names = "default";
	status = "okay";
};

&spi2 {
	pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
	pinctrl-names = "default";
	cs-gpios = <&gpioe 11 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&spi3 {
	pinctrl-0 = <&spi3_sck_pc10 &spi3_miso_pc11 &spi3_mosi_pc12>;
	pinctrl-names = "default";
	cs-gpios = <&gpioe 8 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&i2c2 {
	pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
	pinctrl-names = "default";
	status = "okay";
};

&i2c3 {
	pinctrl-0 = <&i2c3_scl_pa8 &i2c3_sda_pc9>;
	pinctrl-names = "default";
	status = "okay";
};

&adc1 {
	status ="okay";
	pinctrl-0 = <&adc1_in2_pa2 &adc1_in3_pa3>;
	pinctrl-names = "default";
};

mikrobus_1_i2c: &i2c3 {};

mikrobus_1_spi: &spi3 {};

mikrobus_1_uart: &usart2 {};

mikrobus_2_i2c: &i2c2 {};

mikrobus_2_spi: &spi2 {};

mikrobus_2_uart: &usart3 {};