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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 | /* * Copyright (c) 2018 Aleksandr Makarov <aleksandr.o.makarov@gmail.com> * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include <st/l0/stm32l072Xz.dtsi> #include <st/l0/stm32l072c(b-z)tx-pinctrl.dtsi> / { model = "STMicroelectronics B-L072Z-LRWAN1 Discovery kit"; compatible = "st,stm32l072z-lrwan1"; chosen { zephyr,console = &usart2; zephyr,shell-uart = &usart2; zephyr,sram = &sram0; zephyr,flash = &flash0; }; leds { compatible = "gpio-leds"; green_led_0: led_0 { gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>; label = "Green LED 1"; }; green_led_1: led_1 { gpios = <&gpiob 5 GPIO_ACTIVE_HIGH>; label = "Green LED 2"; }; blue_led: led_2 { gpios = <&gpiob 6 GPIO_ACTIVE_HIGH>; label = "Blue LED"; }; red_led: led_3 { gpios = <&gpiob 7 GPIO_ACTIVE_HIGH>; label = "Red LED"; }; }; gpio_keys { compatible = "gpio-keys"; user_button: button_0 { label = "Push button switch"; gpios = <&gpiob 2 GPIO_ACTIVE_LOW>; }; }; /* These aliases are provided for compatibility with samples */ aliases { led0 = &green_led_0; led1 = &green_led_1; led2 = &blue_led; led3 = &red_led; sw0 = &user_button; eeprom-0 = &eeprom; lora0 = &lora; }; }; &clk_hsi { status = "okay"; }; &pll { div = <2>; mul = <4>; clocks = <&clk_hsi>; status = "okay"; }; &rcc { clocks = <&pll>; clock-frequency = <DT_FREQ_M(32)>; ahb-prescaler = <1>; apb1-prescaler = <1>; apb2-prescaler = <1>; }; arduino_usart: &usart1 {}; arduino_spi: &spi2 {}; arduino_i2c: &i2c1 {}; &usart1 { pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>; current-speed = <115200>; status = "okay"; }; &usart2 { pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>; current-speed = <115200>; status = "okay"; }; &spi1 { pinctrl-0 = <&spi1_nss_pa15 &spi1_sck_pb3 &spi1_miso_pa6 &spi1_mosi_pa7>; status = "okay"; cs-gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; lora: sx1276@0 { compatible = "semtech,sx1276"; reg = <0>; label = "sx1276"; reset-gpios = <&gpioc 0 GPIO_ACTIVE_LOW>; dio-gpios = <&gpiob 4 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, <&gpiob 1 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, <&gpiob 0 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, <&gpioc 13 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, <&gpioa 5 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>, <&gpioa 4 (GPIO_PULL_DOWN | GPIO_ACTIVE_HIGH)>; rfi-enable-gpios = <&gpioa 1 GPIO_ACTIVE_HIGH>; rfo-enable-gpios = <&gpioc 2 GPIO_ACTIVE_HIGH>; pa-boost-enable-gpios = <&gpioc 1 GPIO_ACTIVE_HIGH>; tcxo-power-gpios = <&gpioa 12 GPIO_ACTIVE_HIGH>; tcxo-power-startup-delay-ms = <5>; spi-max-frequency = <1000000>; }; }; &spi2 { pinctrl-0 = <&spi2_nss_pb12 &spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>; status = "okay"; }; &i2c1 { pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>; status = "okay"; clock-frequency = <I2C_BITRATE_FAST>; }; &rtc { status = "okay"; }; &rng { status = "okay"; }; &eeprom { status = "okay"; }; &usb { pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>; status = "okay"; }; &flash0 { partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; /* Set aside 32KiB for data at the end of the 192KiB flash */ storage_partition: partition@28000 { label = "storage"; reg = <0x00028000 0x00008000>; }; }; }; |