1/* 2 * Copyright (c) 2017, Erwin Rol <erwin@erwinrol.com> 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8#include <st/f4/stm32f407Xg.dtsi> 9#include <st/f4/stm32f407z(e-g)tx-pinctrl.dtsi> 10 11/ { 12 model = "Olimex STM32-E407 board"; 13 compatible = "olimex,stm32-e407"; 14 15 chosen { 16 zephyr,console = &usart1; 17 zephyr,shell-uart = &usart1; 18 zephyr,sram = &sram0; 19 zephyr,flash = &flash0; 20 zephyr,ccm = &ccm0; 21 }; 22 23 leds { 24 compatible = "gpio-leds"; 25 green_led_1: led_1 { 26 gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>; 27 label = "LED1"; 28 }; 29 }; 30 31 gpio_keys { 32 compatible = "gpio-keys"; 33 user_button: button { 34 label = "Key"; 35 gpios = <&gpioa 0 GPIO_ACTIVE_LOW>; 36 }; 37 }; 38 39 aliases { 40 led0 = &green_led_1; 41 sw0 = &user_button; 42 }; 43}; 44 45&clk_hse { 46 clock-frequency = <DT_FREQ_M(12)>; 47 status = "okay"; 48}; 49 50&pll { 51 div-m = <6>; 52 mul-n = <168>; 53 div-p = <2>; 54 div-q = <7>; 55 clocks = <&clk_hse>; 56 status = "okay"; 57}; 58 59&rcc { 60 clocks = <&pll>; 61 clock-frequency = <DT_FREQ_M(168)>; 62 ahb-prescaler = <1>; 63 apb1-prescaler = <4>; 64 apb2-prescaler = <2>; 65}; 66 67&usart1 { 68 pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>; 69 current-speed = <115200>; 70 status = "okay"; 71}; 72 73&usart3 { 74 pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>; 75 current-speed = <115200>; 76 status = "okay"; 77}; 78 79&usart6 { 80 pinctrl-0 = <&usart6_tx_pc6 &usart6_rx_pc7>; 81 current-speed = <115200>; 82 status = "okay"; 83}; 84 85&rtc { 86 status = "okay"; 87}; 88 89&rng { 90 status = "okay"; 91}; 92 93/* Only one interface should be enabled at a time: usbotg_fs or usbotg_hs */ 94usb_otg1: &usbotg_fs { 95 pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>; 96 status = "disabled"; 97}; 98 99zephyr_udc0: &usbotg_hs { 100 pinctrl-0 = <&usb_otg_hs_dm_pb14 &usb_otg_hs_dp_pb15>; 101 status = "okay"; 102}; 103 104&mac { 105 status = "okay"; 106 pinctrl-0 = <ð_mdc_pc1 107 ð_rxd0_pc4 108 ð_rxd1_pc5 109 ð_ref_clk_pa1 110 ð_mdio_pa2 111 ð_col_pa3 112 ð_crs_dv_pa7 113 ð_tx_en_pg11 114 ð_txd0_pg13 115 ð_txd1_pg14>; 116}; 117