zephyr/boards/arm/atsamd20_xpro/atsamd20_xpro.dts

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/*
* Copyright (c) 2018 Sean Nyekjaer
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <atmel/samd20.dtsi>
/ {
model = "SAM D20 Xplained Pro";
compatible = "atsamd20,xpro", "atmel,samd20j18", "atmel,samd20";
aliases {
led0 = &yellow_led;
sw0 = &user_button;
i2c-0 = &sercom2;
};
chosen {
zephyr,console = &sercom3;
zephyr,shell-uart = &sercom3;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
leds {
compatible = "gpio-leds";
yellow_led: led_0 {
gpios = <&porta 14 GPIO_ACTIVE_LOW>;
label = "LED0";
};
};
buttons {
compatible = "gpio-keys";
user_button: button_0 {
gpios = <&porta 15 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
label = "SW0";
};
};
};
&cpu0 {
clock-frequency = <48000000>;
};
&sercom0 {
status = "okay";
compatible = "atmel,sam0-spi";
dipo = <0>;
dopo = <1>;
#address-cells = <1>;
#size-cells = <0>;
cs-gpios = <&porta 5 0>;
};
&sercom2 {
status = "okay";
compatible = "atmel,sam0-i2c";
clock-frequency = <I2C_BITRATE_FAST>;
#address-cells = <1>;
#size-cells = <0>;
};
&sercom3 {
status = "okay";
compatible = "atmel,sam0-uart";
current-speed = <115200>;
rxpo = <3>;
txpo = <1>;
};
&sercom4 {
status = "okay";
compatible = "atmel,sam0-uart";
current-speed = <115200>;
rxpo = <1>;
txpo = <0>;
};
&flash0 {
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
/*
* The final 16 KiB is reserved for the application.
* Storage partition will be used by FCB/LittleFS/NVS
* if enabled.
*/
storage_partition: partition@3c000 {
label = "storage";
reg = <0x0003c000 0x00004000>;
};
};
};
&rtc {
status = "okay";
};