| /* |
| * Copyright (c) 2017 Linaro Limited |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <st/f4/stm32f407Xg.dtsi> |
| #include <st/f4/stm32f407v(e-g)tx-pinctrl.dtsi> |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| |
| / { |
| model = "STMicroelectronics STM32F4DISCOVERY board"; |
| compatible = "st,stm32f4discovery"; |
| |
| chosen { |
| zephyr,console = &usart2; |
| zephyr,shell-uart = &usart2; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,ccm = &ccm0; |
| zephyr,canbus = &can2; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| orange_led_3: led_3 { |
| gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>; |
| label = "User LD3"; |
| }; |
| green_led_4: led_4 { |
| gpios = <&gpiod 12 GPIO_ACTIVE_HIGH>; |
| label = "User LD4"; |
| }; |
| red_led_5: led_5 { |
| gpios = <&gpiod 14 GPIO_ACTIVE_HIGH>; |
| label = "User LD5"; |
| }; |
| blue_led_6: led_6 { |
| gpios = <&gpiod 15 GPIO_ACTIVE_HIGH>; |
| label = "User LD6"; |
| }; |
| }; |
| |
| gpio_keys { |
| compatible = "gpio-keys"; |
| user_button: button { |
| label = "Key"; |
| gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>; |
| zephyr,code = <INPUT_KEY_0>; |
| }; |
| }; |
| |
| aliases { |
| led0 = &green_led_4; |
| led1 = &orange_led_3; |
| led2 = &red_led_5; |
| led3 = &blue_led_6; |
| sw0 = &user_button; |
| }; |
| }; |
| |
| &usart1 { |
| pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &clk_lsi { |
| status = "okay"; |
| }; |
| |
| &clk_hse { |
| clock-frequency = <DT_FREQ_M(8)>; |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <8>; |
| 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_pa2 &usart2_rx_pa3>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| &timers2 { |
| status = "okay"; |
| |
| pwm2: pwm { |
| status = "okay"; |
| pinctrl-0 = <&tim2_ch1_pa0>; |
| pinctrl-names = "default"; |
| }; |
| }; |
| |
| &rtc { |
| clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>, |
| <&rcc STM32_SRC_LSI RTC_SEL(2)>; |
| status = "okay"; |
| |
| backup_regs { |
| status = "okay"; |
| }; |
| }; |
| |
| zephyr_udc0: &usbotg_fs { |
| pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |
| |
| &can1 { |
| pinctrl-0 = <&can1_rx_pb8 &can1_tx_pb9>; |
| pinctrl-names = "default"; |
| status = "disabled"; |
| }; |
| |
| &can2 { |
| pinctrl-0 = <&can2_rx_pb5 &can2_tx_pb13>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| }; |