124 lines
2.1 KiB
Plaintext
124 lines
2.1 KiB
Plaintext
/*
|
|
* Copyright (c) 2021 Sebastian Schwabe <sebastian.schwabe@mailbox.tu-dresden.de>
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/dts-v1/;
|
|
#include <st/f0/stm32f031X6.dtsi>
|
|
#include <st/f0/stm32f031k6tx-pinctrl.dtsi>
|
|
|
|
/ {
|
|
model = "STMicroelectronics STM32F031K6-NUCLEO board";
|
|
compatible = "st,stm32f031k6-nucleo";
|
|
|
|
chosen {
|
|
zephyr,console = &usart1;
|
|
zephyr,shell-uart = &usart1;
|
|
zephyr,sram = &sram0;
|
|
zephyr,flash = &flash0;
|
|
};
|
|
|
|
leds: leds {
|
|
compatible = "gpio-leds";
|
|
green_led_3: led_3 {
|
|
gpios = <&gpiob 3 GPIO_ACTIVE_HIGH>;
|
|
label = "User LD3";
|
|
};
|
|
};
|
|
|
|
pwmleds {
|
|
compatible = "pwm-leds";
|
|
green_pwm_led: green_pwm_led {
|
|
pwms = <&pwm2 2 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
|
|
};
|
|
};
|
|
|
|
aliases {
|
|
led0 = &green_led_3;
|
|
pwm-led0 = &green_pwm_led;
|
|
volt-sensor0 = &vref;
|
|
volt-sensor1 = &vbat;
|
|
};
|
|
};
|
|
|
|
&clk_lsi {
|
|
status = "okay";
|
|
};
|
|
|
|
&clk_hsi {
|
|
status = "okay";
|
|
};
|
|
|
|
&pll {
|
|
prediv = <4>;
|
|
mul = <12>;
|
|
clocks = <&clk_hsi>;
|
|
status = "okay";
|
|
};
|
|
|
|
&rcc {
|
|
clocks = <&pll>;
|
|
clock-frequency = <DT_FREQ_M(48)>;
|
|
ahb-prescaler = <1>;
|
|
apb1-prescaler = <1>;
|
|
};
|
|
|
|
/* Due to limited available memory, don't enable gpiod and gpiof */
|
|
/* (Test cases fail due to 'SRAM' region overflow) */
|
|
&gpiod {status = "disabled";};
|
|
&gpiof {status = "disabled";};
|
|
|
|
&timers2 {
|
|
status = "okay";
|
|
|
|
pwm2: pwm {
|
|
status = "okay";
|
|
pinctrl-0 = <&tim2_ch2_pb3>;
|
|
pinctrl-names = "default";
|
|
};
|
|
};
|
|
|
|
&usart1 {
|
|
pinctrl-0 = <&usart1_tx_pa2 &usart1_rx_pa15>;
|
|
pinctrl-names = "default";
|
|
current-speed = <115200>;
|
|
status = "okay";
|
|
};
|
|
|
|
&i2c1 {
|
|
pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
|
|
pinctrl-names = "default";
|
|
status = "okay";
|
|
clock-frequency = <I2C_BITRATE_FAST>;
|
|
};
|
|
|
|
&spi1 {
|
|
pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
|
|
&spi1_miso_pa6 &spi1_mosi_pa7>;
|
|
pinctrl-names = "default";
|
|
status = "okay";
|
|
};
|
|
|
|
&adc1 {
|
|
pinctrl-0 = <&adc_in0_pa0>;
|
|
pinctrl-names = "default";
|
|
st,adc-clock-source = <SYNC>;
|
|
st,adc-prescaler = <4>;
|
|
status = "okay";
|
|
};
|
|
|
|
&rtc {
|
|
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
|
|
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
|
|
status = "okay";
|
|
};
|
|
|
|
&vref {
|
|
status = "okay";
|
|
};
|
|
|
|
&vbat {
|
|
status = "okay";
|
|
};
|