136 lines
2.2 KiB
Plaintext
136 lines
2.2 KiB
Plaintext
/*
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* Copyright (c) 2017 Google LLC.
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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 <atmel/samd21.dtsi>
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#include <atmel/samx2xx18.dtsi>
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#include "arduino_zero-pinctrl.dtsi"
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/ {
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model = "Arduino Zero";
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compatible = "arduino,zero", "atmel,samd21g18a", "atmel,samd21";
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chosen {
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zephyr,console = &sercom5;
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zephyr,shell-uart = &sercom5;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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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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led1 = &led1;
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led2 = &led2;
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pwm-led0 = &pwm_led0;
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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 = <&porta 17 0>;
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label = "LED";
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};
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led1: led_1 {
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gpios = <&porta 27 0>;
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label = "TX";
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};
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led2: led_2 {
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gpios = <&portb 3 0>;
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label = "RX";
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};
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};
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pwmleds {
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compatible = "pwm-leds";
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pwm_led0: pwm_led_0 {
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pwms = <&tcc2 1 PWM_MSEC(20)>;
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};
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};
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};
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&cpu0 {
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clock-frequency = <48000000>;
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};
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&sercom0 {
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status = "okay";
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compatible = "atmel,sam0-uart";
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current-speed = <115200>;
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rxpo = <3>;
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txpo = <1>;
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pinctrl-0 = <&sercom0_uart_default>;
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pinctrl-names = "default";
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};
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&sercom5 {
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status = "okay";
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compatible = "atmel,sam0-uart";
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current-speed = <115200>;
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rxpo = <3>;
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txpo = <1>;
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pinctrl-0 = <&sercom5_uart_default>;
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pinctrl-names = "default";
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};
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&sercom4 {
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status = "okay";
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compatible = "atmel,sam0-spi";
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dipo = <0>;
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dopo = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-0 = <&sercom4_spi_default>;
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pinctrl-names = "default";
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};
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&tcc2 {
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status = "okay";
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compatible = "atmel,sam0-tcc-pwm";
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/* Gives a maximum period of 1.4 s */
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prescaler = <1024>;
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#pwm-cells = <2>;
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pinctrl-0 = <&pwm_default>;
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pinctrl-names = "default";
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};
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&dac0 {
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status = "okay";
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pinctrl-0 = <&dac_default>;
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pinctrl-names = "default";
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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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/*
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* The final 16 KiB is reserved for the application.
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* Storage partition will be used by FCB/LittleFS/NVS
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* if enabled.
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*/
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storage_partition: partition@3c000 {
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label = "storage";
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reg = <0x0003c000 0x00004000>;
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};
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};
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};
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zephyr_udc0: &usb0 {
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status = "okay";
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pinctrl-0 = <&usb_dc_default>;
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pinctrl-names = "default";
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};
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