1/* 2 * Copyright (c) 2020 Jonas Eriksson, Up to Code AB 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8#include <st/f1/stm32f100Xb.dtsi> 9#include <st/f1/stm32f100r(8-b)tx-pinctrl.dtsi> 10 11/ { 12 model = "STMicroelectronics STM32VLDISCOVERY board"; 13 compatible = "st,stm32vldiscovery"; 14 15 chosen { 16 zephyr,console = &usart1; 17 zephyr,shell-uart = &usart1; 18 zephyr,sram = &sram0; 19 zephyr,flash = &flash0; 20 }; 21 22 leds { 23 compatible = "gpio-leds"; 24 green_led: ld3 { 25 gpios = <&gpioc 9 GPIO_ACTIVE_HIGH>; 26 label = "User LD3"; 27 }; 28 blue_led: ld4 { 29 gpios = <&gpioc 8 GPIO_ACTIVE_HIGH>; 30 label = "User LD4"; 31 }; 32 }; 33 34 gpio_keys { 35 compatible = "gpio-keys"; 36 user_button: button { 37 label = "User"; 38 gpios = <&gpioa 0 GPIO_ACTIVE_LOW>; 39 }; 40 }; 41 42 aliases { 43 led0 = &green_led; 44 led1 = &blue_led; 45 sw0 = &user_button; 46 }; 47}; 48 49&clk_hsi { 50 status = "okay"; 51}; 52 53&pll { 54 mul = <6>; 55 prediv = <1>; 56 clocks = <&clk_hsi>; 57 status = "okay"; 58}; 59 60&rcc { 61 clocks = <&pll>; 62 clock-frequency = <DT_FREQ_M(24)>; 63 ahb-prescaler = <1>; 64 apb1-prescaler = <2>; 65 apb2-prescaler = <1>; 66}; 67 68&usart1 { 69 pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; 70 pinctrl-names = "default"; 71 current-speed = <115200>; 72 status = "okay"; 73}; 74 75&usart2 { 76 pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>; 77 pinctrl-names = "default"; 78 current-speed = <115200>; 79 status = "okay"; 80}; 81 82&usart3 { 83 pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>; 84 pinctrl-names = "default"; 85 current-speed = <115200>; 86 status = "okay"; 87}; 88 89&i2c1 { 90 pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>; 91 pinctrl-names = "default"; 92 status = "okay"; 93 clock-frequency = <I2C_BITRATE_FAST>; 94}; 95 96&i2c2 { 97 pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>; 98 pinctrl-names = "default"; 99 status = "okay"; 100 clock-frequency = <I2C_BITRATE_FAST>; 101}; 102 103&spi1 { 104 pinctrl-0 = <&spi1_nss_master_pa4 &spi1_sck_master_pa5 105 &spi1_miso_master_pa6 &spi1_mosi_master_pa7>; 106 pinctrl-names = "default"; 107 status = "okay"; 108}; 109 110&spi2 { 111 pinctrl-0 = <&spi2_nss_master_pb12 &spi2_sck_master_pb13 112 &spi2_miso_master_pb14 &spi2_mosi_master_pb15>; 113 pinctrl-names = "default"; 114 status = "okay"; 115}; 116 117&timers1 { 118 st,prescaler = <10000>; 119 status = "okay"; 120 121 pwm1: pwm { 122 status = "okay"; 123 pinctrl-0 = <&tim1_ch1_pwm_out_pa8>; 124 pinctrl-names = "default"; 125 }; 126}; 127