blob: 841e7ab76202192dddb96fbfd87101251047d595 [file] [log] [blame]
/*
* Copyright (c) 2017 Google LLC.
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <atmel/samd21.dtsi>
#include <atmel/samx2xx18.dtsi>
#include "arduino_zero-pinctrl.dtsi"
/ {
model = "Arduino Zero";
compatible = "arduino,zero", "atmel,samd21g18a", "atmel,samd21";
chosen {
zephyr,console = &sercom5;
zephyr,shell-uart = &sercom5;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
};
/* These aliases are provided for compatibility with samples */
aliases {
led0 = &led0;
led1 = &led1;
led2 = &led2;
pwm-led0 = &pwm_led0;
};
leds {
compatible = "gpio-leds";
led0: led_0 {
gpios = <&porta 17 0>;
label = "LED";
};
led1: led_1 {
gpios = <&porta 27 0>;
label = "TX";
};
led2: led_2 {
gpios = <&portb 3 0>;
label = "RX";
};
};
pwmleds {
compatible = "pwm-leds";
pwm_led0: pwm_led_0 {
pwms = <&tcc2 1 PWM_MSEC(20)>;
};
};
};
&cpu0 {
clock-frequency = <48000000>;
};
&sercom0 {
status = "okay";
compatible = "atmel,sam0-uart";
current-speed = <115200>;
rxpo = <3>;
txpo = <1>;
pinctrl-0 = <&sercom0_uart_default>;
pinctrl-names = "default";
};
&sercom5 {
status = "okay";
compatible = "atmel,sam0-uart";
current-speed = <115200>;
rxpo = <3>;
txpo = <1>;
pinctrl-0 = <&sercom5_uart_default>;
pinctrl-names = "default";
};
&sercom4 {
status = "okay";
compatible = "atmel,sam0-spi";
dipo = <0>;
dopo = <1>;
#address-cells = <1>;
#size-cells = <0>;
pinctrl-0 = <&sercom4_spi_default>;
pinctrl-names = "default";
};
&tcc2 {
status = "okay";
compatible = "atmel,sam0-tcc-pwm";
/* Gives a maximum period of 1.4 s */
prescaler = <1024>;
#pwm-cells = <2>;
pinctrl-0 = <&pwm_default>;
pinctrl-names = "default";
};
&dac0 {
status = "okay";
pinctrl-0 = <&dac_default>;
pinctrl-names = "default";
};
&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>;
};
};
};
zephyr_udc0: &usb0 {
status = "okay";
pinctrl-0 = <&usb_dc_default>;
pinctrl-names = "default";
};