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Open Menu / boards / arm / nucleo_g474re / nucleo_g474re.dts
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/*
 * Copyright (c) 2019 STMicroelectronics.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/g4/stm32g474Xe.dtsi>
#include <st/g4/stm32g474r(b-c-e)tx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"

/ {
	model = "STMicroelectronics STM32G474RE-NUCLEO board";
	compatible = "st,stm32g474re-nucleo";

	chosen {
		zephyr,console = &lpuart1;
		zephyr,shell-uart = &lpuart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
	};

	leds {
		compatible = "gpio-leds";
		green_led: led_0 {
			gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>;
			label = "User LD2";
		};
	};

	pwmleds {
		compatible = "pwm-leds";

		green_pwm_led: green_pwm_led {
			pwms = <&pwm2 1 4 PWM_POLARITY_NORMAL>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button: button {
			label = "User";
			gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
		};
	};

	aliases {
		led0 = &green_led;
		pwm-led0 = &green_pwm_led;
		sw0 = &user_button;
	};
};

&usart1 {
	pinctrl-0 = <&usart1_tx_pc4 &usart1_rx_pc5>;
	current-speed = <115200>;
	status = "okay";
};

&lpuart1 {
	pinctrl-0 = <&lpuart1_tx_pa2 &lpuart1_rx_pa3>;
	current-speed = <115200>;
	status = "okay";
};

&i2c1 {
	pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
	status = "okay";
};

&spi1 {
	pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pb3
		     &spi1_miso_pa6 &spi1_mosi_pa7>;
	status = "okay";
};

&spi2 {
	pinctrl-0 = <&spi2_nss_pb12 &spi2_sck_pb13
		     &spi2_miso_pb14 &spi2_mosi_pb15>;
	status = "okay";
};

&spi3 {
	/* SPI3 on the ST Morpho Connector CN7 pins 17, 1, 2, 3*/
	pinctrl-0 = <&spi3_nss_pa15 &spi3_sck_pc10
		     &spi3_miso_pc11 &spi3_mosi_pc12>;
	status = "okay";
};

&timers2 {
	status = "okay";

	pwm2: pwm {
		status = "okay";
		pinctrl-0 = <&tim2_ch1_pa5>;
	};
};

&rtc {
	status = "okay";
};

&flash0 {
	/*
	 * For more information, see:
	 * http://docs.zephyrproject.org/latest/guides/dts/index.html#flash-partitions
	 */
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		/* Set 2Kb of storage at the end of the 128Kb of flash */
		storage_partition: partition@1f800 {
			label = "storage";
			reg = <0x0001f800 0x00000800>;
		};
	};
};

&iwdg {
	status = "okay";
};

&rng {
	status = "okay";
};

&adc1 {
	pinctrl-0 = <&adc1_in1_pa0>;
	status = "okay";
};