1/* 2 * Copyright (c) 2024 Luis Ubieda 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/dts-v1/; 8#include <nordic/nrf52840_qiaa.dtsi> 9#include "croxel_cx1825_nrf52840-pinctrl.dtsi" 10#include <zephyr/dt-bindings/input/input-event-codes.h> 11 12/ { 13 model = "Croxel CX1825 NRF52840"; 14 compatible = "croxel,cx1825-nrf52840"; 15 16 chosen { 17 zephyr,sram = &sram0; 18 zephyr,flash = &flash0; 19 zephyr,code-partition = &slot0_partition; 20 }; 21 22 leds { 23 compatible = "gpio-leds"; 24 led0: led_0 { 25 gpios = <&gpio0 8 GPIO_ACTIVE_LOW>; 26 label = "Red LED"; 27 }; 28 led1: led_1 { 29 gpios = <&gpio0 12 GPIO_ACTIVE_LOW>; 30 label = "Green LED"; 31 }; 32 }; 33 34 buttons { 35 compatible = "gpio-keys"; 36 button0: button_0 { 37 gpios = <&gpio0 16 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; 38 label = "Push button switch 0"; 39 zephyr,code = <INPUT_KEY_0>; 40 }; 41 }; 42 43 /* These aliases are provided for compatibility with samples */ 44 aliases { 45 led0 = &led0; 46 led1 = &led1; 47 sw0 = &button0; 48 bootloader-led0 = &led0; 49 mcuboot-button0 = &button0; 50 mcuboot-led0 = &led0; 51 watchdog0 = &wdt0; 52 dht0 = &hts221; 53 accel0 = &lis3dh; 54 prox-sensor0 = &apds9960; 55 }; 56}; 57 58®0 { 59 status = "okay"; 60}; 61 62®1 { 63 regulator-initial-mode = <NRF5X_REG_MODE_DCDC>; 64}; 65 66&adc { 67 status = "okay"; 68}; 69 70&uicr { 71 gpio-as-nreset; 72}; 73 74&gpiote { 75 status = "okay"; 76}; 77 78&gpio0 { 79 status = "okay"; 80}; 81 82&gpio1 { 83 status = "okay"; 84}; 85 86&pwm0 { 87 status = "okay"; 88 pinctrl-0 = <&pwm0_default>; 89 pinctrl-1 = <&pwm0_sleep>; 90 pinctrl-names = "default", "sleep"; 91}; 92 93&i2c0 { 94 compatible = "nordic,nrf-twi"; 95 status = "okay"; 96 pinctrl-0 = <&i2c0_default>; 97 pinctrl-1 = <&i2c0_sleep>; 98 pinctrl-names = "default", "sleep"; 99 100 hts221: hts221@5f { 101 compatible = "st,hts221"; 102 status = "okay"; 103 reg = <0x5f>; 104 drdy-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>; 105 }; 106 107 lps22hb: lps22hb-press@5c { 108 compatible = "st,lps22hb-press"; 109 status = "okay"; 110 reg = <0x5c>; 111 }; 112 113 apds9960: apds9960@39 { 114 compatible = "avago,apds9960"; 115 status = "okay"; 116 reg = <0x39>; 117 int-gpios = <&gpio0 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; 118 }; 119 120 lis3dh: lis3dh@18 { 121 compatible = "st,lis3dh", "st,lis2dh"; 122 status = "okay"; 123 reg = <0x18>; 124 irq-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>; 125 }; 126}; 127 128zephyr_udc0: &usbd { 129 compatible = "nordic,nrf-usbd"; 130 status = "okay"; 131}; 132 133#include <../boards/common/usb/cdc_acm_serial.dtsi> 134 135&flash0 { 136 137 partitions { 138 compatible = "fixed-partitions"; 139 #address-cells = <1>; 140 #size-cells = <1>; 141 142 boot_partition: partition@0 { 143 label = "mcuboot"; 144 reg = <0x00000000 0x0000C000>; 145 }; 146 slot0_partition: partition@c000 { 147 label = "image-0"; 148 reg = <0x0000C000 0x00076000>; 149 }; 150 slot1_partition: partition@82000 { 151 label = "image-1"; 152 reg = <0x00082000 0x00076000>; 153 }; 154 155 /* 156 * Storage partition will be used by FCB/LittleFS/NVS 157 * if enabled. 158 */ 159 storage_partition: partition@f8000 { 160 label = "storage"; 161 reg = <0x000f8000 0x00008000>; 162 }; 163 }; 164}; 165