140 lines
2.3 KiB
Plaintext
140 lines
2.3 KiB
Plaintext
/*
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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/f4/stm32f407Xg.dtsi>
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#include <st/f4/stm32f407v(e-g)tx-pinctrl.dtsi>
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/ {
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model = "STMicroelectronics STM32F4DISCOVERY board";
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compatible = "st,stm32f4discovery";
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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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zephyr,ccm = &ccm0;
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zephyr,canbus = &can2;
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};
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leds {
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compatible = "gpio-leds";
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orange_led_3: led_3 {
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gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>;
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label = "User LD3";
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};
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green_led_4: led_4 {
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gpios = <&gpiod 12 GPIO_ACTIVE_HIGH>;
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label = "User LD4";
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};
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red_led_5: led_5 {
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gpios = <&gpiod 14 GPIO_ACTIVE_HIGH>;
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label = "User LD5";
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};
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blue_led_6: led_6 {
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gpios = <&gpiod 15 GPIO_ACTIVE_HIGH>;
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label = "User LD6";
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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 = "Key";
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gpios = <&gpioa 0 GPIO_ACTIVE_HIGH>;
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};
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};
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aliases {
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led0 = &green_led_4;
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led1 = &orange_led_3;
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led2 = &red_led_5;
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led3 = &blue_led_6;
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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_pb6 &usart1_rx_pb7>;
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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_lsi {
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status = "okay";
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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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div-m = <8>;
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mul-n = <336>;
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div-p = <2>;
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div-q = <7>;
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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(168)>;
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ahb-prescaler = <1>;
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apb1-prescaler = <4>;
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apb2-prescaler = <2>;
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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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&timers2 {
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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_ch1_pa0>;
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pinctrl-names = "default";
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};
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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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backup_regs {
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status = "okay";
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};
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};
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zephyr_udc0: &usbotg_fs {
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pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>;
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pinctrl-names = "default";
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status = "okay";
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};
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&can1 {
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pinctrl-0 = <&can1_rx_pb8 &can1_tx_pb9>;
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pinctrl-names = "default";
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bus-speed = <125000>;
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status = "disabled";
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};
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&can2 {
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pinctrl-0 = <&can2_rx_pb5 &can2_tx_pb13>;
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pinctrl-names = "default";
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bus-speed = <125000>;
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status = "okay";
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};
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