boards/arm/stm32f072b_disco/stm32f072b_disco.dts

/*
 * Copyright (c) 2017 Clage GmbH
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/f0/stm32f072Xb.dtsi>
#include <st/f0/stm32f072r(8-b)tx-pinctrl.dtsi>

/ {
	model = "STMicroelectronics STM32F072B-DISCO board";
	compatible = "st,stm32f072b-disco";

	chosen {
		zephyr,console = &usart1;
		zephyr,shell-uart = &usart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,canbus = &can1;
	};

	leds {
		compatible = "gpio-leds";
		red_up_led_3: led_3 {
			gpios = <&gpioc 6 GPIO_ACTIVE_HIGH>;
			label = "User LD3";
		};
		yellow_left_4: led_4 {
			gpios = <&gpioc 8 GPIO_ACTIVE_HIGH>;
			label = "User LD4";
		};
		green_right_led_5: led_5 {
			gpios = <&gpioc 9 GPIO_ACTIVE_HIGH>;
			label = "User LD5";
		};
		blue_low_led_6: led_6 {
			gpios = <&gpioc 7 GPIO_ACTIVE_HIGH>;
			label = "User LD6";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button: button {
			label = "User";
			gpios = <&gpioa 0 GPIO_ACTIVE_LOW>;
		};
	};

	aliases {
		led0 = &red_up_led_3;
		led1 = &yellow_left_4;
		led2 = &green_right_led_5;
		led3 = &blue_low_led_6;
		sw0 = &user_button;
		watchdog0 = &iwdg;
	};
};

&clk_hsi {
	status = "okay";
};

&pll {
	prediv = <1>;
	mul = <6>;
	clocks = <&clk_hsi>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(48)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <1>;
};

&usart1 {
	pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&i2c1 {
	pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;
};

&i2c2 {
	pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;
};

&spi1 {
	pinctrl-0 = <&spi1_sck_pb3 &spi1_miso_pb4 &spi1_mosi_pb5>;
	pinctrl-names = "default";
	status = "okay";
};

&can1 {
	pinctrl-0 = <&can_rx_pb8 &can_tx_pb9>;
	pinctrl-names = "default";
	bus-speed = <125000>;
	status = "okay";
};

&iwdg {
	status = "okay";
};