/
nrf51dk_nrf51822.dts
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nrf51dk_nrf51822.dts
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/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <nordic/nrf51822_qfac.dtsi>
#include "nrf51dk_nrf51822-pinctrl.dtsi"
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "Nordic nRF51 DK NRF51822";
compatible = "nordic,nrf51-dk-nrf51822";
chosen {
zephyr,console = &uart0;
zephyr,shell-uart = &uart0;
zephyr,uart-mcumgr = &uart0;
zephyr,bt-mon-uart = &uart0;
zephyr,bt-c2h-uart = &uart0;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
zephyr,code-partition = &slot0_partition;
};
leds {
compatible = "gpio-leds";
led0: led_0 {
gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
label = "Green LED 0";
};
led1: led_1 {
gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
label = "Green LED 1";
};
led2: led_2 {
gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
label = "Green LED 2";
};
led3: led_3 {
gpios = <&gpio0 24 GPIO_ACTIVE_LOW>;
label = "Green LED 3";
};
};
pwmleds {
compatible = "pwm-leds";
pwm_led0: pwm_led_0 {
pwms = <&sw_pwm 0 PWM_MSEC(20) PWM_POLARITY_INVERTED>;
};
};
buttons {
compatible = "gpio-keys";
button0: button_0 {
gpios = <&gpio0 17 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "Push button switch 0";
zephyr,code = <INPUT_KEY_0>;
};
button1: button_1 {
gpios = <&gpio0 18 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "Push button switch 1";
zephyr,code = <INPUT_KEY_1>;
};
button2: button_2 {
gpios = <&gpio0 19 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "Push button switch 2";
zephyr,code = <INPUT_KEY_2>;
};
button3: button_3 {
gpios = <&gpio0 20 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "Push button switch 3";
zephyr,code = <INPUT_KEY_3>;
};
};
/* These aliases are provided for compatibility with samples */
aliases {
led0 = &led0;
led1 = &led1;
led2 = &led2;
led3 = &led3;
pwm-led0 = &pwm_led0;
sw0 = &button0;
sw1 = &button1;
sw2 = &button2;
sw3 = &button3;
bootloader-led0 = &led0;
mcuboot-button0 = &button0;
mcuboot-led0 = &led0;
watchdog0 = &wdt0;
};
};
&sw_pwm {
status ="okay";
channel-gpios = <&gpio0 21 PWM_POLARITY_INVERTED>;
clock-prescaler = <8>;
};
&gpiote {
status = "okay";
};
&gpio0 {
status = "okay";
};
&adc {
status = "okay";
};
&uart0 {
current-speed = <115200>;
status = "okay";
pinctrl-0 = <&uart0_default>;
pinctrl-1 = <&uart0_sleep>;
pinctrl-names = "default", "sleep";
};
&i2c0 {
status = "okay";
pinctrl-0 = <&i2c0_default>;
pinctrl-1 = <&i2c0_sleep>;
pinctrl-names = "default", "sleep";
};
&i2c1 {
/* Cannot be used together with spi1. */
/* status = "okay"; */
pinctrl-0 = <&i2c1_default>;
pinctrl-1 = <&i2c1_sleep>;
pinctrl-names = "default", "sleep";
};
&spi0 {
/* Cannot be used together with i2c0. */
/* status = "okay"; */
pinctrl-0 = <&spi0_default>;
pinctrl-1 = <&spi0_sleep>;
pinctrl-names = "default", "sleep";
};
&spi1 {
compatible = "nordic,nrf-spi";
status = "okay";
pinctrl-0 = <&spi1_default>;
pinctrl-1 = <&spi1_sleep>;
pinctrl-names = "default", "sleep";
};
&flash0 {
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
boot_partition: partition@0 {
label = "mcuboot";
reg = <0x00000000 0x8000>;
};
slot0_partition: partition@8000 {
label = "image-0";
reg = <0x00008000 0x1b000>;
};
slot1_partition: partition@23000 {
label = "image-1";
reg = <0x00023000 0x1b000>;
};
storage_partition: partition@3e000 {
label = "storage";
reg = <0x0003e000 0x00002000>;
};
};
};