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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 | /* * SPDX-License-Identifier: Apache-2.0 * Copyright (c) 2020, Josep Puigdemont */ /dts-v1/; #include <st/f1/stm32f103Xb.dtsi> #include <st/f1/stm32f103r(8-b)tx-pinctrl.dtsi> / { model = "Olimex STM32-H103 board"; compatible = "olimex,stm32-h103"; chosen { zephyr,console = &usart2; zephyr,shell-uart = &usart2; zephyr,sram = &sram0; zephyr,flash = &flash0; }; leds { compatible = "gpio-leds"; green_led_2: led_2 { gpios = <&gpioc 12 GPIO_ACTIVE_LOW>; label = "User LD2"; }; }; gpio_keys { compatible = "gpio-keys"; user_button: button { label = "User"; gpios = <&gpioa 0 GPIO_ACTIVE_LOW>; }; }; aliases { led0 = &green_led_2; sw0 = &user_button; }; }; &clk_hse { clock-frequency = <DT_FREQ_M(8)>; status = "okay"; }; &pll { mul = <9>; clocks = <&clk_hse>; status = "okay"; }; &rcc { clocks = <&pll>; clock-frequency = <DT_FREQ_M(72)>; ahb-prescaler = <1>; apb1-prescaler = <2>; apb2-prescaler = <1>; }; &usart1 { pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; pinctrl-names = "default"; current-speed = <115200>; status = "okay"; }; &usart2 { pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>; pinctrl-names = "default"; current-speed = <115200>; status = "okay"; }; &usart3 { pinctrl-0 = <&usart3_tx_pc10 &usart3_rx_pc11>; pinctrl-names = "default"; current-speed = <115200>; }; &i2c1 { pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>; pinctrl-names = "default"; status = "okay"; clock-frequency = <I2C_BITRATE_FAST>; }; &i2c2 { pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>; pinctrl-names = "default"; status = "okay"; clock-frequency = <I2C_BITRATE_FAST>; }; &spi1 { pinctrl-0 = <&spi1_nss_master_pa4 &spi1_sck_master_pa5 &spi1_miso_master_pa6 &spi1_mosi_master_pa7>; pinctrl-names = "default"; status = "okay"; }; &spi2 { pinctrl-0 = <&spi2_nss_master_pb12 &spi2_sck_master_pb13 &spi2_miso_master_pb14 &spi2_mosi_master_pb15>; pinctrl-names = "default"; status = "okay"; }; &timers1 { st,prescaler = <10000>; status = "okay"; pwm1: pwm { status = "okay"; pinctrl-0 = <&tim1_ch1_pwm_pa8>; pinctrl-names = "default"; }; }; &iwdg { status = "okay"; }; &adc1 { /* adc1_in14_pc4 is used to sense the USB voltage */ pinctrl-0 = <&adc1_in1_pa1 &adc1_in14_pc4>; pinctrl-names = "default"; status = "okay"; }; &usb { pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>; pinctrl-names = "default"; disconnect-gpios = <&gpioc 11 GPIO_ACTIVE_LOW>; }; |