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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | /* * Copyright (c) 2017 Florian Vaussard, HEIG-VD * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include <st/f4/stm32f412Xg.dtsi> #include <st/f4/stm32f412z(e-g)tx-pinctrl.dtsi> #include "arduino_r3_connector.dtsi" / { model = "STMicroelectronics STM32F412ZG-NUCLEO board"; compatible = "st,stm32f412zg-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"; }; }; 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; sw0 = &user_button; }; }; &clk_hse { hse-bypass; clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */ status = "okay"; }; &pll { div-m = <8>; mul-n = <384>; div-p = <4>; div-q = <8>; clocks = <&clk_hse>; status = "okay"; }; &rcc { clocks = <&pll>; clock-frequency = <DT_FREQ_M(96)>; ahb-prescaler = <1>; apb1-prescaler = <2>; apb2-prescaler = <1>; }; &usart3 { pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>; current-speed = <115200>; status = "okay"; }; &usart6 { pinctrl-0 = <&usart6_tx_pg14 &usart6_rx_pg9>; current-speed = <115200>; status = "okay"; }; &i2c1 { pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>; status = "okay"; clock-frequency = <I2C_BITRATE_FAST>; }; &spi1 { pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pa7>; cs-gpios = <&gpiod 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; status = "okay"; }; zephyr_udc0: &usbotg_fs { pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>; status = "okay"; }; &timers2 { status = "okay"; pwm2: pwm { status = "okay"; pinctrl-0 = <&tim2_ch1_pa0>; }; }; &rtc { status = "okay"; }; |