boards/arm/arduino_nicla_sense_me/arduino_nicla_sense_me.dts

/*
 * Copyright (c) 2022 Benjamin Björnsson <benjamin.bjornsson@gmail.com>.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;
#include <nordic/nrf52832_qfaa.dtsi>
#include "arduino_nicla_sense_me-pinctrl.dtsi"

/ {
	model = "Arduino Nicla Sense ME";
	compatible = "arduino,arduino_nicla_sense_me";

	gpio_keys {
		compatible = "gpio-keys";
		user_button: button {
			label = "user button";
			gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
			status = "okay";
		};
	};

	chosen {
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
		zephyr,uart-mcumgr = &uart0;
		zephyr,bt-mon-uart = &uart0;
		zephyr,bt-c2h-uart = &uart0;
		zephyr,sram = &sram0;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
	};

	aliases {
		sw0 = &user_button;
		watchdog0 = &wdt0;
		spi-flash0 = &mx25r1635f;
	};
};

&adc {
	status = "okay";
};

&gpiote {
	status = "okay";
};

&gpio0 {
	status = "okay";
};

&uart0 {
	compatible = "nordic,nrf-uarte";
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&uart0_default>;
	pinctrl-1 = <&uart0_sleep>;
	pinctrl-names = "default", "sleep";
};

/* I2C0 in datasheet */
&i2c0 {
	compatible = "nordic,nrf-twim";
	status = "okay";
	pinctrl-0 = <&i2c0_default>;
	pinctrl-1 = <&i2c0_sleep>;
	pinctrl-names = "default", "sleep";
};

/* I2C1 in datasheet */
&i2c1 {
	compatible = "nordic,nrf-twim";
	/* Cannot be used together with spi1. */
	status = "okay";
	pinctrl-0 = <&i2c1_default>;
	pinctrl-1 = <&i2c1_sleep>;
	pinctrl-names = "default", "sleep";
};

/* SPI1 in datasheet */
&spi1 {
	compatible = "nordic,nrf-spim";
	/* Cannot be used together with i2c1. */
	/* status = "okay"; */
	pinctrl-0 = <&spi1_default>;
	pinctrl-1 = <&spi1_sleep>;
	pinctrl-names = "default", "sleep";
};

/* SPI0 in datasheet */
&spi2 {
	compatible = "nordic,nrf-spi";
	status = "okay";
	pinctrl-0 = <&spi2_default>;
	pinctrl-1 = <&spi2_sleep>;
	pinctrl-names = "default", "sleep";
	cs-gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;

	mx25r1635f: mx25r1635f@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <80000000>;
		jedec-id = [c2 28 15];
		size = <DT_SIZE_M(16)>;
		has-dpd;
		t-enter-dpd = <10000>;
		t-exit-dpd = <35000>;

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

			logging_partition: partition@0 {
				label = "logging";
				reg = <0x00000000 DT_SIZE_M(16)>;
			};
		};
	};
};

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

		boot_partition: partition@0 {
			label = "sam-ba";
			reg = <0x00000000 0x00010000>;
			read-only;
		};
		slot0_partition: partition@10000 {
			label = "image-0";
			reg = <0x00010000 0x30000>;
		};
		slot1_partition: partition@40000 {
			label = "image-1";
			reg = <0x00040000 0x30000>;
		};
		scratch_partition: partition@70000 {
			label = "image-scratch";
			reg = <0x00070000 0xa000>;
		};
		storage_partition: partition@7a000 {
			label = "storage";
			reg = <0x0007a000 0x00006000>;
		};
	};
};