1/* 2 * Copyright (c) 2020 Jefferson Lee 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/ { 8 chosen { 9 zephyr,console = &uart0; 10 zephyr,shell-uart = &uart0; 11 zephyr,uart-mcumgr = &uart0; 12 zephyr,bt-mon-uart = &uart0; 13 zephyr,bt-c2h-uart = &uart0; 14 zephyr,sram = &sram0; 15 zephyr,flash = &flash0; 16 zephyr,code-partition = &code_partition; 17 zephyr,ieee802154 = &ieee802154; 18 }; 19 20 leds { 21 compatible = "gpio-leds"; 22 led0: led_0 { 23 gpios = <&gpio0 24 GPIO_ACTIVE_LOW>; 24 label = "Red LED"; 25 }; 26 led1: led_1 { 27 gpios = <&gpio0 16 GPIO_ACTIVE_LOW>; 28 label = "Green LED"; 29 }; 30 led2: led_2 { 31 gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; 32 label = "Blue LED"; 33 }; 34 led3: led_3 { 35 /* Cannot be used together with spi2. */ 36 gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>; 37 label = "Yellow LED"; 38 }; 39 led4: led_4 { 40 gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>; 41 label = "User LED"; 42 }; 43 }; 44 45 pwmleds { 46 compatible = "pwm-leds"; 47 48 red_pwm_led: led_pwm_0 { 49 pwms = <&pwm0 0 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 50 label = "Red PWM LED"; 51 }; 52 green_pwm_led: led_pwm_1 { 53 pwms = <&pwm0 1 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 54 label = "Green PWM LED"; 55 }; 56 blue_pwm_led: led_pwm_2 { 57 pwms = <&pwm0 2 PWM_MSEC(20) PWM_POLARITY_INVERTED>; 58 label = "Blue PWM LED"; 59 }; 60 user_pwm_led: led_pwm_4 { 61 pwms = <&pwm1 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>; 62 label = "User PWM LED"; 63 }; 64 }; 65 66 pwmleds2 { 67 compatible = "pwm-leds"; 68 /* Cannot be used together with spi2. */ 69 status = "disabled"; 70 71 yellow_pwm_led: led_pwm_3 { 72 pwms = <&pwm2 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>; 73 label = "Yellow PWM LED"; 74 }; 75 }; 76 77 vdd_env: vdd-env { 78 compatible = "regulator-fixed"; 79 regulator-name = "vdd_env"; 80 enable-gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>; 81 regulator-boot-on; 82 startup-delay-us = <5000>; 83 }; 84 85 zephyr,user { 86 /* I2C pull-ups are connected to VDD via pin voltage level */ 87 pull-up-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; 88 }; 89 90 /* These aliases are provided for compatibility with samples */ 91 aliases { 92 led0 = &led0; 93 led1 = &led1; 94 led2 = &led2; 95 led3 = &led3; 96 led4 = &led4; 97 pwm-led0 = &red_pwm_led; 98 pwm-led1 = &green_pwm_led; 99 pwm-led2 = &blue_pwm_led; 100 pwm-led3 = &yellow_pwm_led; 101 pwm-led4 = &user_pwm_led; 102 red-pwm-led = &red_pwm_led; 103 green-pwm-led = &green_pwm_led; 104 blue-pwm-led = &blue_pwm_led; 105 spi = &spi2; 106 watchdog0 = &wdt0; 107 accel0 = &lsm9ds1; 108 }; 109}; 110 111&flash0 { 112 partitions { 113 compatible = "fixed-partitions"; 114 #address-cells = <1>; 115 #size-cells = <1>; 116 117 boot_partition: partition@0 { 118 label = "sam-ba"; 119 reg = <0x00000000 0x00010000>; 120 read-only; 121 }; 122 123 code_partition: partition@10000 { 124 label = "code"; 125 reg = <0x00010000 0x000e8000>; 126 read-only; 127 }; 128 129 /* 130 * The flash starting at 0x000f8000 and ending at 131 * 0x000fffff is reserved for use by the application. 132 * 133 * Storage partition will be used by FCB/LittleFS/NVS 134 * if enabled. 135 */ 136 storage_partition: partition@f8000 { 137 label = "storage"; 138 reg = <0x000f8000 0x00008000>; 139 }; 140 }; 141}; 142 143&adc { 144 status = "okay"; 145}; 146 147&uart0 { 148 compatible = "nordic,nrf-uart"; 149 current-speed = <115200>; 150 status = "okay"; 151 pinctrl-0 = <&uart0_default>; 152 pinctrl-1 = <&uart0_sleep>; 153 pinctrl-names = "default", "sleep"; 154}; 155 156arduino_i2c: &i2c0 { 157 compatible = "nordic,nrf-twim"; 158 status = "okay"; 159 pinctrl-0 = <&i2c0_default>; 160 pinctrl-1 = <&i2c0_sleep>; 161 pinctrl-names = "default", "sleep"; 162}; 163 164&i2c1 { 165 compatible = "nordic,nrf-twim"; 166 status = "okay"; 167 pinctrl-0 = <&i2c1_default>; 168 pinctrl-1 = <&i2c1_sleep>; 169 pinctrl-names = "default", "sleep"; 170 171 lsm9ds1: lsm9ds1@6b { 172 compatible = "st,lsm9ds1"; 173 reg = <0x6b>; 174 }; 175 176}; 177 178/* SPI2 is used because SPI1/0 shares conflicts with I2C1/0 */ 179arduino_spi: &spi2 { 180 compatible = "nordic,nrf-spim"; 181 status = "okay"; 182 pinctrl-0 = <&spi2_default>; 183 pinctrl-1 = <&spi2_sleep>; 184 pinctrl-names = "default", "sleep"; 185}; 186 187&uicr { 188 gpio-as-nreset; 189}; 190 191&gpio0 { 192 status = "okay"; 193}; 194 195&gpio1 { 196 status = "okay"; 197}; 198 199&gpiote { 200 status = "okay"; 201}; 202 203&pwm0 { 204 status = "okay"; 205 pinctrl-0 = <&pwm0_default>; 206 pinctrl-1 = <&pwm0_sleep>; 207 pinctrl-names = "default", "sleep"; 208}; 209 210&pwm1 { 211 status = "okay"; 212 pinctrl-0 = <&pwm1_default>; 213 pinctrl-1 = <&pwm1_sleep>; 214 pinctrl-names = "default", "sleep"; 215}; 216 217&pwm2 { 218 /* Cannot be used together with spi2 because of conflict on P0.13. */ 219 status = "disabled"; 220 pinctrl-0 = <&pwm2_default>; 221 pinctrl-1 = <&pwm2_sleep>; 222 pinctrl-names = "default", "sleep"; 223}; 224 225zephyr_udc0: &usbd { 226 compatible = "nordic,nrf-usbd"; 227 status = "okay"; 228}; 229 230&ieee802154 { 231 status = "okay"; 232}; 233