126 lines
2.2 KiB
Plaintext
126 lines
2.2 KiB
Plaintext
/*
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* Copyright (c) 2019, embedjournal.com
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <st/f1/stm32f103X8.dtsi>
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#include <st/f1/stm32f103r(8-b)tx-pinctrl.dtsi>
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/ {
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model = "STM32 Minimum Development Board";
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compatible = "st,stm32f103c8";
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chosen {
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zephyr,console = &usart1;
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zephyr,shell-uart = &usart1;
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zephyr,osdp-uart = &usart2;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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};
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leds {
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compatible = "gpio-leds";
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led: led {
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gpios = <&gpiob 12 GPIO_ACTIVE_HIGH>;
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label = "LD";
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};
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};
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aliases {
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led0 = &led;
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};
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};
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&clk_hse {
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clock-frequency = <DT_FREQ_M(8)>;
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status = "okay";
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};
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&pll {
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mul = <9>;
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clocks = <&clk_hse>;
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status = "okay";
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};
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&rcc {
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clocks = <&pll>;
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clock-frequency = <DT_FREQ_M(72)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <2>;
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apb2-prescaler = <1>;
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/* usbpre not set: USB clock = 72 / 1.5: 48MHz */
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};
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&usart1 {
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pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
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current-speed = <115200>;
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pinctrl-names = "default";
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status = "okay";
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};
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&usart2 {
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pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>;
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current-speed = <115200>;
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pinctrl-names = "default";
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status = "okay";
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};
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&usart3 {
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pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>;
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current-speed = <115200>;
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pinctrl-names = "default";
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status = "okay";
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};
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&i2c1 {
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pinctrl-0 = < &i2c1_scl_pb6 &i2c1_sda_pb7 >;
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status = "okay";
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pinctrl-names = "default";
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clock-frequency = <I2C_BITRATE_FAST>;
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};
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&i2c2 {
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pinctrl-0 = < &i2c2_scl_pb10 &i2c2_sda_pb11 >;
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pinctrl-names = "default";
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status = "okay";
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clock-frequency = <I2C_BITRATE_FAST>;
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};
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&spi1 {
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pinctrl-0 = <&spi1_nss_master_pa4 &spi1_sck_master_pa5
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&spi1_miso_master_pa6 &spi1_mosi_master_pa7>;
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pinctrl-names = "default";
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status = "okay";
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};
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&spi2 {
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pinctrl-0 = <&spi2_nss_master_pb12 &spi2_sck_master_pb13
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&spi2_miso_master_pb14 &spi2_mosi_master_pb15>;
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pinctrl-names = "default";
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status = "okay";
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};
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&timers1 {
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status = "okay";
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pwm1: pwm {
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status = "okay";
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pinctrl-0 = <&tim1_ch1_pwm_out_pa8>;
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pinctrl-names = "default";
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};
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};
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zephyr_udc0: &usb {
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pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
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pinctrl-names = "default";
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status = "okay";
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};
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&adc1 {
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pinctrl-0 = <&adc1_in0_pa0>;
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pinctrl-names = "default";
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status = "okay";
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};
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