zephyr/boards/arm/rak4631_nrf52840/rak4631_nrf52840.dts

/*
 * Copyright (c) 2021 Guillaume Paquet <guillaume.paquet@smile.fr>
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <nordic/nrf52840_qiaa.dtsi>
#include <dt-bindings/lora/sx126x.h>

/ {
	model = "RAKWireless RAK4631 WisBlock LPWAN Module with a Nordic NRF52840 SoC";
	compatible = "nordic,rak4631_nrf52840";

	chosen {
		zephyr,console = &uart1;
		zephyr,shell-uart = &uart1;
		zephyr,uart-mcumgr = &uart1;
		zephyr,bt-mon-uart = &uart1;
		zephyr,bt-c2h-uart = &uart1;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
	};

	leds {
		compatible = "gpio-leds";
		blue_led: led_2 {
			gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
			label = "Blue LED";
		};
		green_led: led_1 {
			gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
			label = "Green LED";
		};
	};

	/* Declaration of aliases */
	aliases {
		led0 = &blue_led;
		lora0 = &lora;
	};
};

&adc {
	status = "okay";
};

&gpiote {
	status = "okay";
};

&gpio0 {
	status = "okay";
};

&gpio1 {
	status = "okay";
};

&uart0 {
	compatible = "nordic,nrf-uart";
	status = "okay";
	current-speed = <115200>;
	tx-pin = <20>;
	rx-pin = <19>;
};

&uart1 {
	compatible = "nordic,nrf-uarte";
	current-speed = <115200>;
	status = "okay";
	tx-pin = <16>;
	rx-pin = <15>;
};

&i2c0 {
	compatible = "nordic,nrf-twi";
	status = "okay";
	sda-pin = <13>;
	scl-pin = <14>;
};

&i2c1 {
	compatible = "nordic,nrf-twi";
	/* Cannot be used together with spi1. */
	/* status = "okay"; */
	sda-pin = <24>;
	scl-pin = <25>;
};

&spi1 {
	compatible = "nordic,nrf-spi";
	status = "okay";
	sck-pin = <43>;
	mosi-pin = <44>;
	miso-pin = <45>;
	cs-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;

	lora: sx1262@0 {
		compatible = "semtech,sx1262";
		reg = <0>;
		label = "sx1262";
		reset-gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
		busy-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
		tx-enable-gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
		rx-enable-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
		dio1-gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
		dio2-tx-enable;
		dio3-tcxo-voltage = <SX126X_DIO3_TCXO_3V3>;
		tcxo-power-startup-delay-ms = <5>;
		spi-max-frequency = <1000000>;
	};
};

&qspi {
	status = "okay";
	sck-pin = <3>;
	io-pins = <30>, <29>, <28>, <2>;
	csn-pins = <26>;
};

&flash0 {

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

		boot_partition: partition@0 {
			label = "mcuboot";
			reg = <0x000000000 0x0000C000>;
		};
		slot0_partition: partition@c000 {
			label = "image-0";
			reg = <0x0000C000 0x00067000>;
		};
		slot1_partition: partition@73000 {
			label = "image-1";
			reg = <0x00073000 0x00067000>;
		};
		scratch_partition: partition@da000 {
			label = "image-scratch";
			reg = <0x000da000 0x0001e000>;
		};

		/*
		 * The flash starting at 0x000f8000 and ending at
		 * 0x000fffff is reserved for use by the application.
		 */

		/*
		 * Storage partition will be used by FCB/LittleFS/NVS
		 * if enabled.
		 */
		storage_partition: partition@f8000 {
			label = "storage";
			reg = <0x000f8000 0x00008000>;
		};
	};
};

zephyr_udc0: &usbd {
	compatible = "nordic,nrf-usbd";
	status = "okay";
};