boards/arm/beagle_bcf/beagleconnect_freedom.dts

/*
 * Copyright (c) 2020 Erik Larson
 * Copyright (c) 2020-2022 Jason Kridner, BeagleBoard.org Foundation
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <ti/cc1352r7.dtsi>
#include "beagleconnect_freedom-pinctrl.dtsi"
#include <zephyr/dt-bindings/input/input-event-codes.h>

#define BTN_GPIO_FLAGS (GPIO_ACTIVE_LOW | GPIO_PULL_UP)

/ {
	model = "BeagleConnect Freedom";
	compatible = "beagle,beagleconnect-freedom";

	aliases {
		led0 = &led0;
		sw0 = &button0;
		mcuboot-button0 = &button0;
		sensor0 = &light;
		sensor1 = &humidity;
		spi-flash0 = &spi_flash0;
	};

	chosen {
		zephyr,sram = &sram0;
		zephyr,console = &uart0;
		zephyr,shell-uart = &uart0;
		zephyr,flash = &flash0;
		zephyr,ieee802154 = &ieee802154g;
		zephyr,code-partition = &slot0_partition;
	};

	gpio_keys {
		compatible = "gpio-keys";
		button0: button_0 {
			gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
			zephyr,code = <INPUT_KEY_0>;
		};
	};

	leds: leds {
		compatible = "gpio-leds";
		led0: led_0 {
			gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>; // 2.4GHz TX/RX
		};

		/* U.FL connector switch */
		rf_sw: rf_sw {
			gpios =
				<&gpio0 29 GPIO_ACTIVE_HIGH>, // SubG TX +20dB
				<&gpio0 30 GPIO_ACTIVE_HIGH>; // SubG TX/RX 0dB
		};
	};

	sens_i2c: sensor-switch {
		status = "okay";
		compatible = "gpio-i2c-switch";
		#address-cells = <1>;
		#size-cells = <0>;
		controller = <&i2c0>;
		gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
	};
};

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

		/* Allocate 128 KiB for mcuboot */
		boot_partition: partition@0 {
			label = "mcuboot";
			reg = <0x00000000 0x00020000>;
		};

		/* Allocate 568 KiB for application (avoid touching CCFG) */
		slot0_partition: partition@20000 {
			label = "image-0";
			reg = <0x00020000 0x0008e000>;
		};
	};
};

&cpu0 {
	clock-frequency = <48000000>;
};

&trng {
	status = "okay";
};

&gpio0 {
	status = "okay";
};

/* Side away from battery connector (with MSP430) */
&uart0 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&uart0_rx_default &uart0_tx_default>;
	pinctrl-names = "default";
};

/* Side with battery connector (with CC1352 and not MSP430) */
&uart1 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&uart1_rx_default &uart1_tx_default>;
	pinctrl-names = "default";
};

&i2c0 {
	status = "okay";
	clock-frequency = <I2C_BITRATE_FAST>;
	pinctrl-0 = <&i2c0_scl_default &i2c0_sda_default>;
	pinctrl-1 = <&i2c0_scl_sleep &i2c0_sda_sleep>;
	pinctrl-names = "default", "sleep";

	mcu: msp430-usbbridge@4 {
		compatible = "beagle,usbbridge";
		reg = <0x4>;
	};

	light: opt3001-light@44 {
		status = "okay";
		compatible = "ti,opt3001";
		reg = <0x44>;
	};

	humidity: hdc2010-humidity@41 {
		status = "okay";
		compatible = "ti,hdc2010";
		reg = <0x41>;
	};
};

&spi0 {
	status = "okay";
	pinctrl-0 = <&spi0_sck_default &spi0_mosi_default
		&spi0_miso_default &spi0_cs0_default
		&spi0_cs1_default &spi0_cs2_default>;
	pinctrl-names = "default";
	cs-gpios = <&gpio0 8 GPIO_ACTIVE_LOW>, // SPI flash
		<&gpio0 28 GPIO_ACTIVE_LOW>,  // mikroBUS port 1
		<&gpio0 27 GPIO_ACTIVE_LOW>;  // mikroBUS port 2

	spi_flash0: gd25q16c@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <2000000>;
		size = <0x200000>;
		//has-be32k;
		has-dpd;
		t-enter-dpd = <20000>;
		t-exit-dpd = <100000>;
		jedec-id = [c8 40 15];

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

			/* Allocate 568 KiB for application */
			slot1_partition: partition@0 {
				label = "image-1";
				reg = <0x00000000 0x0008e000>;
			};

			/* Allocate 128 KiB scratch for image swap */
			scratch_partition: partition@8e000 {
				label = "image-scratch";
				reg = <0x0008e000 0x00020000>;
			};

			/* Allocate 1 MiB storage partition */
			storage_partition: partition@ae000 {
				label = "storage";
				reg = <0x000ae000 DT_SIZE_K(1024)>;
			};
		};
	};
};

&ieee802154 {
	status = "okay";
};

&ieee802154g {
	status = "okay";
};