blob: 4f71ca0341a78009ed76b1d59a9a87ab519d3d22 [file] [log] [blame]
/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/f4/stm32f411Xe.dtsi>
#include <st/f4/stm32f411r(c-e)tx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"
#include "st_morpho_connector.dtsi"
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "STMicroelectronics STM32F411RE-NUCLEO board";
compatible = "st,stm32f411re-nucleo";
chosen {
zephyr,console = &usart2;
zephyr,shell-uart = &usart2;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds: leds {
compatible = "gpio-leds";
green_led_2: led_2 {
gpios = <&gpioa 5 GPIO_ACTIVE_HIGH>;
label = "User LD2";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "User";
gpios = <&gpioc 13 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_0>;
};
};
aliases {
led0 = &green_led_2;
sw0 = &user_button;
};
};
&clk_lsi {
status = "okay";
};
&clk_hse {
hse-bypass;
clock-frequency = <DT_FREQ_M(8)>; /* STLink 8MHz clock */
status = "okay";
};
&pll {
div-m = <8>;
mul-n = <384>;
div-p = <4>;
div-q = <8>;
clocks = <&clk_hse>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(96)>;
ahb-prescaler = <1>;
apb1-prescaler = <2>;
apb2-prescaler = <1>;
};
&usart1 {
pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
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";
};
&i2c1 {
pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c2 {
pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb3>;
pinctrl-names = "default";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c3 {
pinctrl-0 = <&i2c3_scl_pa8 &i2c3_sda_pb4>;
pinctrl-names = "default";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2s1 {
pinctrl-0 = <&i2s1_ck_pa5 &i2s1_sd_pa7>;
pinctrl-names = "default";
};
&spi1 {
pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
&spi1_miso_pa6 &spi1_mosi_pa7>;
pinctrl-names = "default";
status = "okay";
};
&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
status = "okay";
};