b5061233bb
The nucleo evaluation boards can be enhanced with shields for additional functionality. Flat device tree overlays can be used to configure and support these shields. Regrettably leds can not be simply added due to a missing label. Tag leds with a label. Signed-off-by: Benedikt Spranger <b.spranger@linutronix.de> Reviewed-by: Vasilij Strassheim <v.strassheim@linutronix.de>
173 lines
3 KiB
Text
173 lines
3 KiB
Text
/*
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* Copyright (c) 2017 Linaro Limited
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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/stm32f103Xb.dtsi>
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#include <st/f1/stm32f103r(8-b)tx-pinctrl.dtsi>
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#include "arduino_r3_connector.dtsi"
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#include "st_morpho_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 STM32F103RB-NUCLEO board";
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compatible = "st,stm32f103rb-nucleo";
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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_2: led_2 {
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gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>;
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label = "User LD2";
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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_LOW>;
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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_2;
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sw0 = &user_button;
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watchdog0 = &iwdg;
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die-temp0 = &die_temp;
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};
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};
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&clk_lsi {
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status = "okay";
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};
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&clk_hse {
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hse-bypass;
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clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
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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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};
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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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&usart3 {
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pinctrl-0 = <&usart3_tx_pb10 &usart3_rx_pb11>;
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pinctrl-names = "default";
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current-speed = <115200>;
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};
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&i2c1 {
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pinctrl-0 = <&i2c1_scl_remap1_pb8 &i2c1_sda_remap1_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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&spi1 {
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pinctrl-0 = <&spi1_sck_master_pa5 &spi1_miso_master_pa6 &spi1_mosi_master_pa7>;
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pinctrl-names = "default";
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cs-gpios = <&gpiob 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
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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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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_pwm_out_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 = <255>;
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status = "okay";
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pwm2: pwm {
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status = "okay";
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pinctrl-0 = <&tim2_ch2_pwm_in_pa1>;
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pinctrl-names = "default";
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};
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};
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&iwdg {
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status = "okay";
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};
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&rtc {
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clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
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<&rcc STM32_SRC_LSI RTC_SEL(2)>;
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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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&die_temp {
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status = "okay";
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};
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&dma1 {
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status = "okay";
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};
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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/* Set 2KB of storage at the end of 128KB flash */
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storage_partition: partition@1f800 {
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label = "storage";
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reg = <0x0001f800 DT_SIZE_K(2)>;
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};
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};
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};
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