zmk/app/boards/arm/adafruit_feather_nrf52840/adafruit_feather_nrf52840.dts
2022-09-22 12:16:08 -05:00

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/*
* Copyright (c) 2020 Tobias Svehagen
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <nordic/nrf52840_qiaa.dtsi>
#include "feather_connector.dtsi"
/ {
model = "Adafruit Feather nRF52840 Express ZMK";
compatible = "adafruit,feather-nrf52840-zmk";
chosen {
zephyr,code-partition = &code_partition;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,console = &cdc_acm_uart;
zmk,battery = &vbatt;
};
leds {
compatible = "gpio-leds";
led0: led_0 {
gpios = <&gpio1 15 0>;
label = "Red LED";
};
blue_led: led_1 {
gpios = <&gpio1 10 0>;
label = "Blue LED";
};
};
vbatt: vbatt {
compatible = "zmk,battery-voltage-divider";
label = "VBATT";
io-channels = <&adc 5>;
output-ohms = <100000>;
full-ohms = <(100000 + 100000)>;
};
/* These aliases are provided for compatibility with samples */
aliases {
led0 = &led0;
led1 = &blue_led;
};
};
&adc {
status = "okay";
};
&gpiote {
status = "okay";
};
&gpio0 {
status = "okay";
};
&gpio1 {
status = "okay";
};
&uart0 {
compatible = "nordic,nrf-uart";
current-speed = <115200>;
status = "okay";
tx-pin = <25>;
rx-pin = <24>;
};
&i2c0 {
status = "okay";
sda-pin = <12>;
scl-pin = <11>;
};
&spi1 {
compatible = "nordic,nrf-spi";
status = "okay";
sck-pin = <14>;
mosi-pin = <13>;
miso-pin = <15>;
};
&qspi {
status = "okay";
sck-pin = <19>;
io-pins = <17>, <22>, <23>, <21>;
csn-pins = <20>;
gd25q16: gd25q16@0 {
compatible = "nordic,qspi-nor";
reg = <0>;
writeoc = "pp4io";
readoc = "read4io";
sck-frequency = <16000000>;
label = "GD25Q16";
jedec-id = [c8 40 15];
size = <16777216>;
has-dpd;
t-enter-dpd = <20000>;
t-exit-dpd = <20000>;
};
};
&flash0 {
/*
* For more information, see:
* https://docs.zephyrproject.org/latest/guides/dts/legacy-macros.html#legacy-flash-partitions
*/
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
sd_partition: partition@0 {
label = "softdevice";
reg = <0x00000000 0x00026000>;
};
code_partition: partition@26000 {
label = "code_partition";
reg = <0x00026000 0x000c6000>;
};
/*
* The flash starting at 0x000ec000 and ending at
* 0x000f3fff is reserved for use by the application.
*/
/*
* Storage partition will be used by FCB/LittleFS/NVS
* if enabled.
*/
storage_partition: partition@ec000 {
label = "storage";
reg = <0x000ec000 0x00008000>;
};
boot_partition: partition@f4000 {
label = "adafruit_boot";
reg = <0x000f4000 0x0000c000>;
};
};
};
&usbd {
/*compatible = "nordic,nrf-usbd";*/
status = "okay";
cdc_acm_uart: cdc_acm_uart {
compatible = "zephyr,cdc-acm-uart";
label = "CDC_ACM_0";
};
};