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Open Menu /boards/arm/nucleo_l152re/nucleo_l152re.dts 
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/*
 * Copyright (c) 2019 Antony Pavlov <antonynpavlov@gmail.com>
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/l1/stm32l152Xe.dtsi>
#include <st/l1/stm32l152retx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"

/ {
	model = "STMicroelectronics STM32L152RE-NUCLEO board";
	compatible = "st,stm32l152re-nucleo";

	chosen {
		zephyr,console = &usart2;
		zephyr,shell-uart = &usart2;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
	};

	leds {
		compatible = "gpio-leds";
		green_led_0: led_0 {
			gpios = <&gpioa 5 GPIO_ACTIVE_LOW>;
			label = "User LD2";
		};
	};

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

	aliases {
		led0 = &green_led_0;
		sw0 = &user_button;
		eeprom-0 = &eeprom;
	};
};

&clk_hsi {
	status = "okay";
};

&pll {
	div = <2>;
	mul = <4>;
	clocks = <&clk_hsi>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(32)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <1>;
	apb2-prescaler = <1>;
};

&usart2 {
	pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>;
	current-speed = <115200>;
	status = "okay";
};

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

&eeprom {
	status = "okay";
};

&iwdg {
	status = "okay";
};

&rtc {
	status = "okay";
};

&adc1 {
	pinctrl-0 = <&adc_in0_pa0>;
	status = "okay";
};

&dac1 {
	status = "okay";
	pinctrl-0 = <&dac_out1_pa4>;
};

&flash0 {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		/* Set 2KB of storage at the end of 512KB flash */
		storage_partition: partition@7f800 {
			label = "storage";
			reg = <0x0007f800 0x00000800>;
		};
	};
};

&timers3 {
	status = "okay";

	pwm3: pwm {
		status = "okay";
		pinctrl-0 = <&tim3_ch1_pa6>;
	};
};

&dma1 {
	status = "okay";
};