192 lines
3.7 KiB
Plaintext
192 lines
3.7 KiB
Plaintext
/*
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* Copyright (c) 2022 Embla Flatlandsmo <embla.flatlandsmo@gmail.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/dts-v1/;
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#include <nordic/nrf52840_qiaa.dtsi>
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#include "adafruit_itsybitsy_nrf52840-pinctrl.dtsi"
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#include <zephyr/dt-bindings/input/input-event-codes.h>
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/ {
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model = "Adafruit ItsyBitsy nRF52840 Express";
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compatible = "adafruit,itsybitsy-nrf52840";
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chosen {
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zephyr,console = &cdc_acm_uart0;
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zephyr,shell-uart = &cdc_acm_uart0;
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zephyr,uart-mcumgr = &cdc_acm_uart0;
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zephyr,bt-mon-uart = &cdc_acm_uart0;
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zephyr,bt-c2h-uart = &cdc_acm_uart0;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &code_partition;
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zephyr,ieee802154 = &ieee802154;
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};
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leds {
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compatible = "gpio-leds";
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led0: led_0 {
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gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
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label = "Red LED";
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};
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};
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buttons {
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compatible = "gpio-keys";
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button0: button_0 {
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gpios = <&gpio0 29 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
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label = "Push button switch";
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zephyr,code = <INPUT_KEY_0>;
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};
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};
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/* These aliases are provided for compatibility with samples */
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aliases {
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led0 = &led0;
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sw0 = &button0;
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watchdog0 = &wdt0;
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spi-flash0 = &gd25q16;
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led-strip = &apa102;
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};
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};
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&adc {
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status = "okay";
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};
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&uicr {
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gpio-as-nreset;
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};
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&gpiote {
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status = "okay";
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&uart0 {
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compatible = "nordic,nrf-uarte";
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current-speed = <115200>;
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status = "disabled";
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pinctrl-0 = <&uart0_default>;
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pinctrl-1 = <&uart0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&i2c0 {
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compatible = "nordic,nrf-twi";
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status = "okay";
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pinctrl-0 = <&i2c0_default>;
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pinctrl-1 = <&i2c0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&spi1 {
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compatible = "nordic,nrf-spi";
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status = "okay";
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pinctrl-0 = <&spi1_default>;
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pinctrl-1 = <&spi1_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&spi2 {
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compatible = "nordic,nrf-spi";
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status = "okay";
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pinctrl-0 = <&spi2_default>;
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pinctrl-1 = <&spi2_sleep>;
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pinctrl-names = "default", "sleep";
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apa102: apa102@0 {
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compatible = "apa,apa102";
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reg = <0>;
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spi-max-frequency = <5250000>;
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};
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};
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&qspi {
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status = "okay";
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pinctrl-0 = <&qspi_default>;
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pinctrl-1 = <&qspi_sleep>;
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pinctrl-names = "default", "sleep";
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gd25q16: gd25q16@0 {
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compatible = "nordic,qspi-nor";
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reg = <0>;
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writeoc = "pp4o";
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readoc = "read4io";
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sck-frequency = <32000000>;
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jedec-id = [c8 40 15];
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size = <16777216>;
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has-dpd;
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t-enter-dpd = <20000>;
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t-exit-dpd = <20000>;
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quad-enable-requirements = "S2B1v1";
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};
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};
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&ieee802154 {
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status = "okay";
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};
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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/* To enable flashing with UF2 bootloader, we
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* must reserve a partition for SoftDevice.
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* See https://learn.adafruit.com/introducing-the-adafruit-nrf52840-feather?view=all#hathach-memory-map
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*/
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reserved_partition_0: partition@0 {
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label = "SoftDevice";
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reg = <0x000000000 DT_SIZE_K(152)>;
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};
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code_partition: partition@26000 {
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label = "Application";
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reg = <0x00026000 DT_SIZE_K(796)>;
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};
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/*
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* The flash starting at 0x000ed000 and ending at
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* 0x000f4000 is reserved for use by the application.
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*/
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storage_partition: partition@ed000 {
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label = "storage";
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reg = <0x0000ed000 DT_SIZE_K(28)>;
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};
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boot_partition: partition@f4000 {
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label = "UF2";
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reg = <0x000f4000 DT_SIZE_K(48)>;
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};
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};
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};
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&gd25q16 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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lfs_partition: partition@0 {
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label = "lfs_storage";
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reg = <0x00000000 DT_SIZE_M(2)>;
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};
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};
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};
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zephyr_udc0: &usbd {
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compatible = "nordic,nrf-usbd";
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status = "okay";
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cdc_acm_uart0: cdc_acm_uart0 {
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compatible = "zephyr,cdc-acm-uart";
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};
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};
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