/* * Copyright (c) 2020 Nordic Semiconductor ASA * * SPDX-License-Identifier: Apache-2.0 */ /dts-v1/; #include #include "nrf52833dk_nrf52820-pinctrl.dtsi" #include / { model = "Nordic nRF52833 DK NRF52820"; compatible = "nordic,nrf52833-dk-nrf52820"; 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; }; leds { compatible = "gpio-leds"; led0: led_0 { gpios = <&gpio0 13 GPIO_ACTIVE_LOW>; label = "Green LED 0"; }; led1: led_1 { gpios = <&gpio0 14 GPIO_ACTIVE_LOW>; label = "Green LED 1"; }; led2: led_2 { gpios = <&gpio0 15 GPIO_ACTIVE_LOW>; label = "Green LED 2"; }; led3: led_3 { gpios = <&gpio0 16 GPIO_ACTIVE_LOW>; label = "Green LED 3"; }; }; pwmleds { compatible = "pwm-leds"; pwm_led0: pwm_led_0 { pwms = <&sw_pwm 0 PWM_MSEC(20) PWM_POLARITY_INVERTED>; }; }; buttons { compatible = "gpio-keys"; button0: button_0 { gpios = <&gpio0 11 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; label = "Push button switch 0"; zephyr,code = ; }; button1: button_1 { gpios = <&gpio0 12 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; label = "Push button switch 1"; zephyr,code = ; }; button2: button_2 { gpios = <&gpio0 24 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; label = "Push button switch 2"; zephyr,code = ; }; button3: button_3 { gpios = <&gpio0 25 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; label = "Push button switch 3"; zephyr,code = ; }; }; /* These aliases are provided for compatibility with samples */ aliases { led0 = &led0; led1 = &led1; led2 = &led2; led3 = &led3; pwm-led0 = &pwm_led0; sw0 = &button0; sw1 = &button1; sw2 = &button2; sw3 = &button3; bootloader-led0 = &led0; mcuboot-button0 = &button0; mcuboot-led0 = &led0; watchdog0 = &wdt0; }; }; ®1 { regulator-initial-mode = ; }; &sw_pwm { status ="okay"; channel-gpios = <&gpio0 13 PWM_POLARITY_INVERTED>; clock-prescaler = <8>; }; &uicr { gpio-as-nreset; }; &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 { compatible = "nordic,nrf-twi"; status = "okay"; pinctrl-0 = <&i2c0_default>; pinctrl-1 = <&i2c0_sleep>; pinctrl-names = "default", "sleep"; }; &i2c1 { compatible = "nordic,nrf-twi"; /* Cannot be used together with spi1. */ /* status = "okay"; */ }; &spi0 { compatible = "nordic,nrf-spi"; /* Cannot be used together with i2c0. */ /* status = "okay"; */ }; &spi1 { status = "okay"; pinctrl-0 = <&spi1_default>; pinctrl-1 = <&spi1_sleep>; pinctrl-names = "default", "sleep"; }; &flash0 { partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; boot_partition: partition@0 { label = "mcuboot"; reg = <0x00000000 0xC000>; }; slot0_partition: partition@C000 { label = "image-0"; reg = <0x0000C000 0x17000>; }; slot1_partition: partition@23000 { label = "image-1"; reg = <0x00023000 0x17000>; }; storage_partition: partition@3a000 { label = "storage"; reg = <0x0003a000 0x00006000>; }; }; }; zephyr_udc0: &usbd { compatible = "nordic,nrf-usbd"; status = "okay"; };