blob: 6bf3d1d3a9329c59db04641366e4449d47f714a9 [file] [log] [blame]
/*
* SPDX-License-Identifier: Apache-2.0
* Copyright (c) 2020, Josep Puigdemont
*/
/dts-v1/;
#include <st/f1/stm32f103Xb.dtsi>
#include <st/f1/stm32f103r(8-b)tx-pinctrl.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "Olimex STM32-H103 board";
compatible = "olimex,stm32-h103";
chosen {
zephyr,console = &usart2;
zephyr,shell-uart = &usart2;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds {
compatible = "gpio-leds";
green_led_2: led_2 {
gpios = <&gpioc 12 GPIO_ACTIVE_LOW>;
label = "User LD2";
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "User";
gpios = <&gpioa 0 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_0>;
};
};
aliases {
led0 = &green_led_2;
sw0 = &user_button;
watchdog0 = &iwdg;
};
};
&clk_hse {
clock-frequency = <DT_FREQ_M(8)>;
status = "okay";
};
&pll {
mul = <9>;
clocks = <&clk_hse>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(72)>;
ahb-prescaler = <1>;
apb1-prescaler = <2>;
apb2-prescaler = <1>;
/* usbpre not set: USB clock = 72 / 1.5: 48MHz */
};
&usart1 {
pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
pinctrl-names = "default";
current-speed = <115200>;
status = "disabled";
};
&usart2 {
pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&usart3 {
pinctrl-0 = <&usart3_tx_remap1_pc10 &usart3_rx_remap1_pc11>;
pinctrl-names = "default";
current-speed = <115200>;
status = "disabled";
};
&i2c1 {
pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
pinctrl-names = "default";
status = "disabled";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c2 {
pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
pinctrl-names = "default";
status = "disabled";
clock-frequency = <I2C_BITRATE_FAST>;
};
&spi1 {
pinctrl-0 = <&spi1_nss_master_pa4 &spi1_sck_master_pa5
&spi1_miso_master_pa6 &spi1_mosi_master_pa7>;
pinctrl-names = "default";
status = "disabled";
};
&spi2 {
pinctrl-0 = <&spi2_nss_master_pb12 &spi2_sck_master_pb13
&spi2_miso_master_pb14 &spi2_mosi_master_pb15>;
pinctrl-names = "default";
status = "disabled";
};
&iwdg {
status = "okay";
};
zephyr_udc0: &usb {
pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
pinctrl-names = "default";
disconnect-gpios = <&gpioc 11 GPIO_ACTIVE_LOW>;
};