boards/arm/olimex_lora_stm32wl_devkit/olimex_lora_stm32wl_devkit.dts

/*
 * Copyright (c) 2022 Martin Jäger <martin@libre.solar>
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <olimex/bb-stm32wl.dtsi>

/ {
	model = "Olimex LoRa STM32WL DevKit";
	compatible = "olimex,lora-stm32wl-devkit";

	chosen {
		zephyr,console = &usart1;
		zephyr,shell-uart = &usart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
	};

	leds {
		compatible = "gpio-leds";
		green_led_1: led_0 {
			gpios = <&gpioa 15 GPIO_ACTIVE_HIGH>;
			label = "User LED1";
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		user_button: button_0 {
			label = "SW2";
			gpios = <&gpioa 0 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
		};
	};

	aliases {
		led0 = &green_led_1;
		sw0 = &user_button;
		lora0 = &lora;
		watchdog0 = &iwdg;
	};

	power-states {
		stop0: state0 {
			compatible = "zephyr,power-state";
			power-state-name = "suspend-to-idle";
			substate-id = <1>;
			min-residency-us = <100>;
		};
		stop1: state1 {
			compatible = "zephyr,power-state";
			power-state-name = "suspend-to-idle";
			substate-id = <2>;
			min-residency-us = <500>;
		};
		stop2: state2 {
			compatible = "zephyr,power-state";
			power-state-name = "suspend-to-idle";
			substate-id = <3>;
			min-residency-us = <900>;
		};
	};
};

&cpu0 {
	cpu-power-states = <&stop0 &stop1 &stop2>;
};

&lptim1 {
	status = "okay";
};

&pll {
	div-m = <1>;
	mul-n = <6>;
	div-r = <2>;
	div-q = <2>;
	clocks = <&clk_hsi>;
	status = "okay";
};

&rcc {
	clocks = <&pll>;
	clock-frequency = <DT_FREQ_M(48)>;
	cpu1-prescaler = <1>;
	ahb3-prescaler = <1>;
	apb1-prescaler = <1>;
	apb2-prescaler = <1>;
};

uext_serial: &lpuart1 {
	pinctrl-0 = <&lpuart1_tx_pa2 &lpuart1_rx_pa3 &lpuart1_cts_pa6 &lpuart1_rts_pb12>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

&usart1 {
	pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
	pinctrl-names = "default";
	current-speed = <115200>;
	status = "okay";
};

uext_i2c: &i2c1 {
	pinctrl-0 = <&i2c1_scl_pa9 &i2c1_sda_pa10>;
	pinctrl-names = "default";
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;

	bme280: bme280@77 {
		compatible = "bosch,bme280";
		status = "okay";
		reg = <0x77>;
	};

	iis2mdc@1e {
		compatible = "st,iis2mdc";
		reg = <0x1e>;
		drdy-gpios =  <&gpioa 8 GPIO_ACTIVE_HIGH>;
	};
};

uext_spi: &spi1 {
	pinctrl-0 = <&spi1_nss_pa4 &spi1_sck_pa5
		     &spi1_miso_pa11 &spi1_mosi_pa7>;
	pinctrl-names = "default";
	status = "okay";
};

&rtc {
	status = "okay";
};

&iwdg {
	status = "okay";
};

&aes {
	status = "okay";
};

&rng {
	status = "okay";
};

&flash0 {
	partitions {
		compatible = "fixed-partitions";
		#address-cells = <1>;
		#size-cells = <1>;

		boot_partition: partition@0 {
			label = "mcuboot";
			reg = <0x00000000 DT_SIZE_K(32)>;
			read-only;
		};
		slot0_partition: partition@8000 {
			label = "image-0";
			reg = <0x00008000 DT_SIZE_K(108)>;
		};
		slot1_partition: partition@23000 {
			label = "image-1";
			reg = <0x00023000 DT_SIZE_K(108)>;
		};
		storage_partition: partition@3e000 {
			label = "storage";
			reg = <0x0003e000 DT_SIZE_K(8)>;
		};
	};
};