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* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/f4/stm32f407Xg.dtsi>
#include <st/f4/stm32f407v(e-g)tx-pinctrl.dtsi>
/ {
model = "STMicroelectronics STM32F4DISCOVERY board";
compatible = "st,stm32f4discovery";
chosen {
zephyr,console = &usart2;
zephyr,shell-uart = &usart2;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,ccm = &ccm0;
zephyr,canbus = &can2;
};
leds {
compatible = "gpio-leds";
orange_led_3: led_3 {
gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
label = "User LD3";
};
green_led_4: led_4 {
gpios = <&gpiod 12 GPIO_ACTIVE_HIGH>;
label = "User LD4";
};
red_led_5: led_5 {
gpios = <&gpiod 14 GPIO_ACTIVE_HIGH>;
label = "User LD5";
};
blue_led_6: led_6 {
gpios = <&gpiod 15 GPIO_ACTIVE_HIGH>;
label = "User LD6";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "Key";
gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
};
};
aliases {
led0 = &green_led_4;
led1 = &orange_led_3;
led2 = &red_led_5;
led3 = &blue_led_6;
sw0 = &user_button;
};
};
&usart1 {
pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&clk_hse {
clock-frequency = <DT_FREQ_M(8)>;
status = "okay";
};
&pll {
div-m = <8>;
mul-n = <336>;
div-p = <2>;
div-q = <7>;
clocks = <&clk_hse>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(168)>;
ahb-prescaler = <1>;
apb1-prescaler = <4>;
apb2-prescaler = <2>;
};
&usart2 {
pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&timers2 {
status = "okay";
pwm2: pwm {
status = "okay";
pinctrl-0 = <&tim2_ch1_pa0>;
pinctrl-names = "default";
};
};
&rtc {
status = "okay";
};
zephyr_udc0: &usbotg_fs {
pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>;
pinctrl-names = "default";
status = "okay";
};
&can1 {
pinctrl-0 = <&can1_rx_pb8 &can1_tx_pb9>;
pinctrl-names = "default";
bus-speed = <125000>;
status = "disabled";
};
&can2 {
pinctrl-0 = <&can2_rx_pb5 &can2_tx_pb13>;
pinctrl-names = "default";
bus-speed = <125000>;
status = "okay";
};
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