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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /* * Copyright (c) 2017 Linaro Limited * Copyright (c) 2019 Centaur Analytics, Inc * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include <st/f4/stm32f401Xe.dtsi> #include <st/f4/stm32f401r(d-e)tx-pinctrl.dtsi> #include "arduino_r3_connector.dtsi" / { model = "STMicroelectronics STM32F401RE-NUCLEO board"; compatible = "st,stm32f401re-nucleo"; chosen { zephyr,console = &usart2; zephyr,shell-uart = &usart2; zephyr,sram = &sram0; zephyr,flash = &flash0; zephyr,code-partition = &slot0_partition; }; leds { compatible = "gpio-leds"; green_led_2: led_2 { gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>; label = "User LD2"; }; }; pwmleds { compatible = "pwm-leds"; green_pwm_led: green_pwm_led { pwms = <&pwm2 1 0 PWM_POLARITY_NORMAL>; }; }; gpio_keys { compatible = "gpio-keys"; user_button: button { label = "User"; gpios = <&gpioc 13 GPIO_ACTIVE_LOW>; }; }; aliases { led0 = &green_led_2; sw0 = &user_button; pwm-led0 = &green_pwm_led; }; }; &usart1 { pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>; current-speed = <115200>; status = "okay"; }; &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"; clock-frequency = <I2C_BITRATE_FAST>; }; &spi1 { pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5 &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"; }; &flash0 { partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; boot_partition: partition@0 { label = "mcuboot"; reg = <0x00000000 0x00010000>; read-only; }; /* * The flash starting at offset 0x10000 and ending at * offset 0x1ffff is reserved for use by the application. */ slot0_partition: partition@20000 { label = "image-0"; reg = <0x00020000 0x00020000>; }; slot1_partition: partition@40000 { label = "image-1"; reg = <0x00040000 0x00020000>; }; scratch_partition: partition@60000 { label = "image-scratch"; reg = <0x00060000 0x00020000>; }; }; }; &timers2 { status = "okay"; pwm2: pwm { status = "okay"; pinctrl-0 = <&tim2_ch1_pa5>; }; }; &rtc { status = "okay"; }; &adc1 { pinctrl-0 = <&adc1_in0_pa0>; status = "okay"; }; &wwdg { status = "okay"; }; |