| /* |
| * Copyright (c) 2022 Embla Flatlandsmo <embla.flatlandsmo@gmail.com> |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <nordic/nrf52840_qiaa.dtsi> |
| #include "adafruit_itsybitsy_nrf52840-pinctrl.dtsi" |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| |
| / { |
| model = "Adafruit ItsyBitsy nRF52840 Express"; |
| compatible = "adafruit,itsybitsy-nrf52840"; |
| |
| chosen { |
| zephyr,console = &cdc_acm_uart0; |
| zephyr,shell-uart = &cdc_acm_uart0; |
| zephyr,uart-mcumgr = &cdc_acm_uart0; |
| zephyr,bt-mon-uart = &cdc_acm_uart0; |
| zephyr,bt-c2h-uart = &cdc_acm_uart0; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,code-partition = &code_partition; |
| zephyr,ieee802154 = &ieee802154; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| led0: led_0 { |
| gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; |
| label = "Red LED"; |
| }; |
| }; |
| |
| buttons { |
| compatible = "gpio-keys"; |
| button0: button_0 { |
| gpios = <&gpio0 29 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "Push button switch"; |
| zephyr,code = <INPUT_KEY_0>; |
| }; |
| }; |
| |
| /* These aliases are provided for compatibility with samples */ |
| aliases { |
| led0 = &led0; |
| sw0 = &button0; |
| watchdog0 = &wdt0; |
| spi-flash0 = &gd25q16; |
| led-strip = &apa102; |
| }; |
| }; |
| |
| &adc { |
| status = "okay"; |
| }; |
| |
| &uicr { |
| gpio-as-nreset; |
| }; |
| |
| &gpiote { |
| status = "okay"; |
| }; |
| |
| &gpio0 { |
| status = "okay"; |
| }; |
| |
| &gpio1 { |
| status = "okay"; |
| }; |
| |
| &uart0 { |
| compatible = "nordic,nrf-uarte"; |
| current-speed = <115200>; |
| status = "disabled"; |
| 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"; |
| }; |
| |
| &spi1 { |
| compatible = "nordic,nrf-spi"; |
| status = "okay"; |
| pinctrl-0 = <&spi1_default>; |
| pinctrl-1 = <&spi1_sleep>; |
| pinctrl-names = "default", "sleep"; |
| }; |
| |
| &spi2 { |
| compatible = "nordic,nrf-spi"; |
| status = "okay"; |
| pinctrl-0 = <&spi2_default>; |
| pinctrl-1 = <&spi2_sleep>; |
| pinctrl-names = "default", "sleep"; |
| apa102: apa102@0 { |
| compatible = "apa,apa102"; |
| reg = <0>; |
| spi-max-frequency = <5250000>; |
| }; |
| }; |
| |
| &qspi { |
| status = "okay"; |
| pinctrl-0 = <&qspi_default>; |
| pinctrl-1 = <&qspi_sleep>; |
| pinctrl-names = "default", "sleep"; |
| gd25q16: gd25q16@0 { |
| compatible = "nordic,qspi-nor"; |
| reg = <0>; |
| writeoc = "pp4o"; |
| readoc = "read4io"; |
| sck-frequency = <32000000>; |
| jedec-id = [c8 40 15]; |
| size = <16777216>; |
| has-dpd; |
| t-enter-dpd = <20000>; |
| t-exit-dpd = <20000>; |
| quad-enable-requirements = "S2B1v1"; |
| }; |
| }; |
| |
| &ieee802154 { |
| status = "okay"; |
| }; |
| |
| &flash0 { |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| /* To enable flashing with UF2 bootloader, we |
| * must reserve a partition for SoftDevice. |
| * See https://learn.adafruit.com/introducing-the-adafruit-nrf52840-feather?view=all#hathach-memory-map |
| */ |
| reserved_partition_0: partition@0 { |
| label = "SoftDevice"; |
| reg = <0x000000000 DT_SIZE_K(152)>; |
| }; |
| code_partition: partition@26000 { |
| label = "Application"; |
| reg = <0x00026000 DT_SIZE_K(796)>; |
| }; |
| |
| /* |
| * The flash starting at 0x000ed000 and ending at |
| * 0x000f4000 is reserved for use by the application. |
| */ |
| storage_partition: partition@ed000 { |
| label = "storage"; |
| reg = <0x0000ed000 DT_SIZE_K(28)>; |
| }; |
| |
| boot_partition: partition@f4000 { |
| label = "UF2"; |
| reg = <0x000f4000 DT_SIZE_K(48)>; |
| }; |
| }; |
| }; |
| |
| &gd25q16 { |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| lfs_partition: partition@0 { |
| label = "lfs_storage"; |
| reg = <0x00000000 DT_SIZE_M(2)>; |
| }; |
| }; |
| }; |
| |
| zephyr_udc0: &usbd { |
| compatible = "nordic,nrf-usbd"; |
| status = "okay"; |
| |
| cdc_acm_uart0: cdc_acm_uart0 { |
| compatible = "zephyr,cdc-acm-uart"; |
| }; |
| }; |