blob: 5e160d685569a0c35b04b018e6b2ae0e6299ffec [file] [log] [blame]
/*
* Copyright (c) 2022 Tomislav Milkovic
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <st/l4/stm32l4a6Xg.dtsi>
#include <st/l4/stm32l4a6zgtx-pinctrl.dtsi>
#include "arduino_r3_connector.dtsi"
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "STMicroelectronics STM32L4A6ZG-NUCLEO board";
compatible = "st,stm32l4a6zg-nucleo";
chosen {
zephyr,console = &lpuart1;
zephyr,shell-uart = &lpuart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds: leds {
compatible = "gpio-leds";
green_led_1: led_1 {
gpios = <&gpioc 7 GPIO_ACTIVE_HIGH>;
label = "User LD1";
};
blue_led_2: led_2 {
gpios = <&gpiob 7 GPIO_ACTIVE_HIGH>;
label = "User LD2";
};
red_led_3: led_3 {
gpios = <&gpiob 14 GPIO_ACTIVE_HIGH>;
label = "User LD3";
};
};
pwmleds {
compatible = "pwm-leds";
red_pwm_led: red_pwm_led {
pwms = <&pwm15 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
};
};
gpio_keys {
compatible = "gpio-keys";
user_button: button {
label = "User Button";
gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>;
zephyr,code = <INPUT_KEY_0>;
};
};
aliases {
led0 = &green_led_1;
led1 = &blue_led_2;
led2 = &red_led_3;
pwm-led0 = &red_pwm_led;
sw0 = &user_button;
watchdog0 = &wwdg;
};
};
&clk_lsi {
status = "okay";
};
&clk_lse {
status = "okay";
};
&clk_hsi {
status = "okay";
};
&pll {
div-m = <1>;
mul-n = <20>;
div-q = <2>;
div-r = <4>;
clocks = <&clk_hsi>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(80)>;
ahb-prescaler = <1>;
apb1-prescaler = <1>;
apb2-prescaler = <1>;
};
&usart3 {
pinctrl-0 = <&usart3_tx_pd8 &usart3_rx_pd9>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&lpuart1 {
pinctrl-0 = <&lpuart1_tx_pg7 &lpuart1_rx_pg8>;
pinctrl-names = "default";
current-speed = <115200>;
status = "okay";
};
&timers15 {
st,prescaler = <10000>;
status = "okay";
pwm15: pwm {
status = "okay";
pinctrl-0 = <&tim15_ch1_pb14>;
pinctrl-names = "default";
};
};
&i2c1 {
pinctrl-0 = <&i2c1_scl_pb8 &i2c1_sda_pb9>;
pinctrl-names = "default";
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&spi1 {
pinctrl-0 = <&spi1_sck_pa5 &spi1_miso_pa6 &spi1_mosi_pa7>;
pinctrl-names = "default";
cs-gpios = <&gpiod 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
status = "okay";
};
&rtc {
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x10000000>,
<&rcc STM32_SRC_LSI RTC_SEL(2)>;
status = "okay";
};
&wwdg {
status = "okay";
};