1/* 2 * Copyright (c) 2017 Linaro Limited 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8#include <nordic/nrf52840_qiaa.dtsi> 9#include "nrf52840_mdk-pinctrl.dtsi" 10#include <zephyr/dt-bindings/input/input-event-codes.h> 11 12/ { 13 model = "nRF52840-MDK Dev Kit"; 14 compatible = "nordic,pca10056-dk"; 15 16 chosen { 17 zephyr,console = &uart0; 18 zephyr,shell-uart = &uart0; 19 zephyr,uart-mcumgr = &uart0; 20 zephyr,bt-mon-uart = &uart0; 21 zephyr,bt-c2h-uart = &uart0; 22 zephyr,sram = &sram0; 23 zephyr,flash = &flash0; 24 zephyr,code-partition = &slot0_partition; 25 zephyr,ieee802154 = &ieee802154; 26 }; 27 28 leds { 29 compatible = "gpio-leds"; 30 led0_green: led_0 { 31 gpios = <&gpio0 22 GPIO_ACTIVE_LOW>; 32 label = "Green LED 0"; 33 }; 34 led1_red: led_1 { 35 gpios = <&gpio0 23 GPIO_ACTIVE_LOW>; 36 label = "Red LED 1"; 37 }; 38 led2_blue: led_2 { 39 gpios = <&gpio0 24 GPIO_ACTIVE_LOW>; 40 label = "Blue LED 2"; 41 }; 42 }; 43 44 pwmleds { 45 compatible = "pwm-leds"; 46 pwm_led0_green: pwm_led_0 { 47 pwms = <&pwm0 0 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 48 label = "Green PWM LED 0"; 49 }; 50 pwm_led1_red: pwm_led_1 { 51 pwms = <&pwm0 1 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 52 label = "Red PWM LED 1"; 53 }; 54 pwm_led2_blue: pwm_led_2 { 55 pwms = <&pwm0 2 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 56 label = "Blue PWM LED 2"; 57 }; 58 }; 59 60 buttons { 61 compatible = "gpio-keys"; 62 button0: button_0 { 63 gpios = <&gpio1 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; 64 label = "Push button switch 0"; 65 zephyr,code = <INPUT_KEY_0>; 66 }; 67 }; 68 69 /* These aliases are provided for compatibility with samples */ 70 aliases { 71 sw0 = &button0; 72 led0 = &led0_green; 73 led1 = &led1_red; 74 led2 = &led2_blue; 75 led0-green = &led0_green; 76 led1-red = &led1_red; 77 led1-blue = &led2_blue; 78 pwm-led0 = &pwm_led0_green; 79 pwm-led1 = &pwm_led1_red; 80 pwm-led2 = &pwm_led2_blue; 81 green-pwm-led = &pwm_led0_green; 82 red-pwm-led = &pwm_led1_red; 83 blue-pwm-led = &pwm_led2_blue; 84 watchdog0 = &wdt0; 85 spi-flash0 = &mx25r64; 86 }; 87}; 88 89&adc { 90 status = "okay"; 91}; 92 93&uicr { 94 gpio-as-nreset; 95}; 96 97&gpiote { 98 status = "okay"; 99}; 100 101&gpio0 { 102 status = "okay"; 103}; 104 105&gpio1 { 106 status = "okay"; 107}; 108 109&uart0 { 110 compatible = "nordic,nrf-uart"; 111 current-speed = <115200>; 112 status = "okay"; 113 pinctrl-0 = <&uart0_default>; 114 pinctrl-1 = <&uart0_sleep>; 115 pinctrl-names = "default", "sleep"; 116}; 117 118&i2c0 { 119 compatible = "nordic,nrf-twi"; 120 status = "okay"; 121 pinctrl-0 = <&i2c0_default>; 122 pinctrl-1 = <&i2c0_sleep>; 123 pinctrl-names = "default", "sleep"; 124}; 125 126&i2c1 { 127 compatible = "nordic,nrf-twi"; 128 status = "okay"; 129 pinctrl-0 = <&i2c1_default>; 130 pinctrl-1 = <&i2c1_sleep>; 131 pinctrl-names = "default", "sleep"; 132}; 133 134&pwm0 { 135 status = "okay"; 136 pinctrl-0 = <&pwm0_default>; 137 pinctrl-1 = <&pwm0_sleep>; 138 pinctrl-names = "default", "sleep"; 139}; 140 141&qspi { 142 status = "okay"; 143 pinctrl-0 = <&qspi_default>; 144 pinctrl-1 = <&qspi_sleep>; 145 pinctrl-names = "default", "sleep"; 146 mx25r64: mx25r6435f@0 { 147 compatible = "nordic,qspi-nor"; 148 reg = <0>; 149 writeoc = "pp4io"; 150 readoc = "read4io"; 151 sck-frequency = <8000000>; 152 jedec-id = [c2 28 17]; 153 sfdp-bfp = [ 154 e5 20 f1 ff ff ff ff 03 44 eb 08 6b 08 3b 04 bb 155 ee ff ff ff ff ff 00 ff ff ff 00 ff 0c 20 0f 52 156 10 d8 00 ff 23 72 f5 00 82 ed 04 cc 44 83 68 44 157 30 b0 30 b0 f7 c4 d5 5c 00 be 29 ff f0 d0 ff ff 158 ]; 159 size = <67108864>; 160 has-dpd; 161 t-enter-dpd = <10000>; 162 t-exit-dpd = <35000>; 163 }; 164}; 165 166&ieee802154 { 167 status = "okay"; 168}; 169 170&flash0 { 171 172 partitions { 173 compatible = "fixed-partitions"; 174 #address-cells = <1>; 175 #size-cells = <1>; 176 177 boot_partition: partition@0 { 178 label = "mcuboot"; 179 reg = <0x00000000 0x0000C000>; 180 }; 181 slot0_partition: partition@c000 { 182 label = "image-0"; 183 reg = <0x0000C000 0x00067000>; 184 }; 185 slot1_partition: partition@73000 { 186 label = "image-1"; 187 reg = <0x00073000 0x00067000>; 188 }; 189 scratch_partition: partition@da000 { 190 label = "image-scratch"; 191 reg = <0x000da000 0x0001e000>; 192 }; 193 194 /* 195 * The flash starting at 0x000f8000 and ending at 196 * 0x000fffff is reserved for use by the application. 197 */ 198 199 /* 200 * Storage partition will be used by FCB/LittleFS/NVS 201 * if enabled. 202 */ 203 storage_partition: partition@f8000 { 204 label = "storage"; 205 reg = <0x000f8000 0x00008000>; 206 }; 207 }; 208}; 209 210zephyr_udc0: &usbd { 211 compatible = "nordic,nrf-usbd"; 212 status = "okay"; 213}; 214