boards/arm/nucleo_f207zg/nucleo_f207zg.dts

/*
 * Copyright (c) 2018 qianfan Zhao
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <st/f2/stm32f207Xg.dtsi>
#include <st/f2/stm32f207z(c-e-f-g)tx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"

/ {
	model = "STMicroelectronics STM32F207ZG-NUCLEO board";
	compatible = "st,stm32f207zg-nucleo";

	chosen {
		zephyr,console = &usart3;
		zephyr,shell-uart = &usart3;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
	};

	leds {
		compatible = "gpio-leds";
		green_led_1: led_1 {
			gpios = <&gpiob 0 GPIO_ACTIVE_HIGH>;
			label = "User LD1";
		};
		blue_led_1: led_2 {
			gpios = <&gpiob 7 GPIO_ACTIVE_HIGH>;
			label = "User LD2";
		};
		red_led_1: led_3 {
			gpios = <&gpiob 14 GPIO_ACTIVE_HIGH>;
			label = "User LD3";
		};
	};

	pwmleds {
		compatible = "pwm-leds";

		green_pwm_led: led_pwm_1 {
			pwms = <&pwm3 3 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
			label = "Green PWM LED";
		};
		blue_pwm_led: led_pwm_2 {
			pwms = <&pwm4 2 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
			label = "Blue PWM LED";
		};
		red_pwm_led: led_pwm_0 {
			pwms = <&pwm12 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
			label = "Red PWM LED";
		};
	};

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

	aliases {
		led0 = &green_led_1;
		led1 = &blue_led_1;
		led2 = &red_led_1;
		pwm-led0 = &green_pwm_led;
		pwm-led1 = &blue_pwm_led;
		pwm-led2 = &red_pwm_led;
		green-pwm-led = &green_pwm_led;
		blue-pwm-led = &blue_pwm_led;
		red-pwm-led = &red_pwm_led;
		sw0 = &user_button;
		watchdog0 = &iwdg;
	};
};

&clk_hse {
	hse-bypass;
	clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
	status = "okay";
};

&pll {
	div-m = <8>;
	mul-n = <240>;
	div-p = <2>;
	div-q = <5>;
	clocks = <&clk_hse>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(120)>;
	ahb-prescaler = <1>;
	apb1-prescaler = <4>;
	apb2-prescaler = <2>;
};

&spi1 {
	pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pa7>;
	pinctrl-names = "default";
	cs-gpios = <&gpiod 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
	status = "okay";
};

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

&usart3 {
	pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&usart6 {
	pinctrl-0 = <&usart6_tx_pg14 &usart6_rx_pg9>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

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

&iwdg {
	status = "okay";
};

&rtc {
	status = "okay";
};

&rng {
	status = "okay";
};

&adc1 {
	pinctrl-0 = <&adc1_in0_pa0>;
	pinctrl-names = "default";
	status = "okay";
};

&dma2 {
	status = "okay";
};

&mac {
	status = "okay";
	pinctrl-0 = <&eth_mdc_pc1
		     &eth_rxd0_pc4
		     &eth_rxd1_pc5
		     &eth_ref_clk_pa1
		     &eth_mdio_pa2
		     &eth_crs_dv_pa7
		     &eth_tx_en_pg11
		     &eth_txd0_pg13
		     &eth_txd1_pb13>;
	pinctrl-names = "default";
};

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

		/* Last sector of size 128KB at the end of 1MB flash is set
		 * for storage.
		 */
		storage_partition: partition@e0000 {
			label = "storage";
			reg = <0x000e0000 DT_SIZE_K(128)>;
		};
	};
};

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

&backup_sram {
	status = "okay";
};

&timers1 {
	status = "okay";

	pwm1: pwm {
		status = "okay";
		pinctrl-0 = <&tim1_ch1_pe9>;
		pinctrl-names = "default";
	};
};

&timers3 {
	status = "okay";
	st,prescaler = <10000>;

	pwm3: pwm {
		status = "okay";
		pinctrl-0 = <&tim3_ch3_pb0>;
		pinctrl-names = "default";
	};
};

&timers4 {
	status = "okay";
	st,prescaler = <10000>;

	pwm4: pwm {
		status = "okay";
		pinctrl-0 = <&tim4_ch2_pb7>;
		pinctrl-names = "default";
	};
};

&timers12 {
	status = "okay";
	st,prescaler = <10000>;

	pwm12: pwm {
		status = "okay";
		pinctrl-0 = <&tim12_ch1_pb14>;
		pinctrl-names = "default";
	};
};