135 lines
2.2 KiB
Plaintext
135 lines
2.2 KiB
Plaintext
/*
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* Copyright (c) 2024 STMicroelectronics
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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/u0/stm32u031X8.dtsi>
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#include <st/u0/stm32u031r8tx-pinctrl.dtsi>
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#include "arduino_r3_connector.dtsi"
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#include <zephyr/dt-bindings/input/input-event-codes.h>
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/ {
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model = "STMicroelectronics STM32U83RC-NUCLEO board";
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compatible = "st,stm32u031r8-nucleo";
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#address-cells = <1>;
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#size-cells = <1>;
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chosen {
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zephyr,console = &usart2;
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zephyr,shell-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: leds {
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compatible = "gpio-leds";
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green_led_1: led_1 {
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gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>;
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label = "User LD4";
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};
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};
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gpio_keys {
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compatible = "gpio-keys";
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user_button: button {
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label = "User";
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gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>;
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zephyr,code = <INPUT_KEY_0>;
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};
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};
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aliases {
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led0 = &green_led_1;
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sw0 = &user_button;
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};
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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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pinctrl-names = "default";
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current-speed = <115200>;
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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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pinctrl-names = "default";
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current-speed = <115200>;
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status = "okay";
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};
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&clk_hsi {
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status = "okay";
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};
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&pll {
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div-m = <1>;
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mul-n = <6>;
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div-p = <2>;
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div-q = <2>;
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div-r = <2>;
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clocks = <&clk_hsi>;
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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(48)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <1>;
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};
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&dac1 {
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status = "okay";
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pinctrl-0 = <&dac1_out1_pa4>;
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pinctrl-names = "default";
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};
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&i2c1 {
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pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
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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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&i2c2 {
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pinctrl-0 = <&i2c2_scl_pa7 &i2c2_sda_pa6>;
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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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&adc1 {
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pinctrl-0 = <&adc1_in0_pc0 &adc1_in1_pc1>;
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pinctrl-names = "default";
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st,adc-clock-source = <SYNC>;
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st,adc-prescaler = <4>;
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status = "okay";
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vref-mv = <3300>;
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};
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&timers1 {
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st,prescaler = <10000>;
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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_pa8>;
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pinctrl-names = "default";
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};
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};
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&timers2 {
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st,prescaler = <10000>;
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status = "okay";
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pwm2: pwm {
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pinctrl-0 = <&tim2_ch1_pa5>;
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pinctrl-names = "default";
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status = "okay";
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};
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};
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