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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 | /* * Copyright (c) 2017 Bobby Noelte * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include <st/f0/stm32f091Xc.dtsi> #include <st/f0/stm32f091r(b-c)tx-pinctrl.dtsi> #include "arduino_r3_connector.dtsi" #include "st_morpho_connector.dtsi" #include <zephyr/dt-bindings/input/input-event-codes.h> / { model = "STMicroelectronics STM32F091RC-NUCLEO board"; compatible = "st,stm32f091rc-nucleo"; chosen { zephyr,console = &usart2; zephyr,shell-uart = &usart2; zephyr,sram = &sram0; zephyr,flash = &flash0; zephyr,canbus = &can1; }; leds: leds { compatible = "gpio-leds"; green_led_2: led_2 { gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>; label = "User LD2"; }; }; gpio_keys { compatible = "gpio-keys"; user_button: button { label = "User"; gpios = <&gpioc 13 GPIO_ACTIVE_LOW>; zephyr,code = <INPUT_KEY_0>; }; }; pwmleds: pwmleds { compatible = "pwm-leds"; /* NOTE: disabled by default, PWM2 conflicts with SPI1 */ status = "disabled"; green_pwm_led: green_pwm_led { pwms = <&pwm2 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>; }; }; aliases { led0 = &green_led_2; sw0 = &user_button; pwm-led0 = &green_pwm_led; watchdog0 = &iwdg; die-temp0 = &die_temp; volt-sensor0 = &vref; volt-sensor1 = &vbat; }; }; &clk_hse { hse-bypass; clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */ status = "okay"; }; &clk_lsi { status = "okay"; }; &pll { prediv = <1>; mul = <6>; clocks = <&clk_hse>; status = "okay"; }; &rcc { clocks = <&pll>; clock-frequency = <DT_FREQ_M(48)>; ahb-prescaler = <1>; apb1-prescaler = <1>; }; &usart1 { pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>; pinctrl-names = "default"; current-speed = <115200>; }; &usart2 { pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>; pinctrl-names = "default"; current-speed = <115200>; status = "okay"; }; &i2c1 { pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>; pinctrl-names = "default"; status = "okay"; clock-frequency = <I2C_BITRATE_FAST>; }; &i2c2 { /* Pin conflict with can1. Enable only with can1 disabled. */ pinctrl-0 = <&i2c2_scl_pa11 &i2c2_sda_pa12>; pinctrl-names = "default"; status = "disabled"; clock-frequency = <I2C_BITRATE_FAST>; }; &can1 { pinctrl-0 = <&can_rx_pa11 &can_tx_pa12>; pinctrl-names = "default"; bus-speed = <125000>; status = "okay"; }; &spi1 { pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pa7>; pinctrl-names = "default"; status = "okay"; }; &spi2 { pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>; pinctrl-names = "default"; status = "okay"; }; &iwdg { status = "okay"; }; &rtc { clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>, <&rcc STM32_SRC_LSI RTC_SEL(2)>; status = "okay"; }; &flash0 { partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; /* Set 6Kb of storage at the end of the 256Kb of flash */ storage_partition: partition@3e800 { label = "storage"; reg = <0x0003e800 DT_SIZE_K(6)>; }; }; }; &adc1 { pinctrl-0 = <&adc_in0_pa0>; pinctrl-names = "default"; st,adc-clock-source = <SYNC>; st,adc-prescaler = <4>; status = "okay"; }; &die_temp { status = "okay"; }; &dac1 { status = "okay"; pinctrl-0 = <&dac_out1_pa4>; pinctrl-names = "default"; }; &dma1 { status = "okay"; }; &timers2 { st,prescaler = <10000>; status = "okay"; pwm2: pwm { /* NOTE: disabled by default, PWM2 conflicts with SPI1 */ pinctrl-0 = <&tim2_ch1_pa5>; pinctrl-names = "default"; }; }; &vref { status = "okay"; }; &vbat { status = "okay"; }; |