128 lines
2.3 KiB
Plaintext
128 lines
2.3 KiB
Plaintext
/*
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* Copyright (c) 2021 Argentum Systems Ltd.
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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/samr34.dtsi>
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#include "samr34_xpro-pinctrl.dtsi"
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#include <zephyr/dt-bindings/input/input-event-codes.h>
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/ {
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model = "SAM R34 Xplained Pro";
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compatible = "samr34,xpro", "atmel,samr34j18b", "atmel,samr34";
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chosen {
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zephyr,console = &sercom0;
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zephyr,shell-uart = &sercom0;
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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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pwm-led0 = &pwm_led0;
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sw0 = &user_button;
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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 19 GPIO_ACTIVE_LOW>;
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label = "Yellow LED";
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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 = <&tcc0 3 PWM_MSEC(20)>;
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};
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};
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buttons {
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compatible = "gpio-keys";
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user_button: button_0 {
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gpios = <&porta 28 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
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label = "SW0";
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zephyr,code = <INPUT_KEY_0>;
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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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&adc {
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status = "okay";
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};
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&tcc0 {
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status = "okay";
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compatible = "atmel,sam0-tcc-pwm";
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/* Gives a maximum period of 1.4s */
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prescaler = <4>;
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#pwm-cells = <2>;
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pinctrl-0 = <&tcc0_default>;
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pinctrl-names = "default";
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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 = <1>;
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txpo = <0>;
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pinctrl-0 = <&sercom0_default>;
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pinctrl-names = "default";
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};
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&sercom1 {
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status = "okay";
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compatible = "atmel,sam0-i2c";
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clock-frequency = <I2C_BITRATE_FAST>;
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-0 = <&sercom1_default>;
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pinctrl-names = "default";
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};
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/* SERCOM4 is used for the internal LoRa radio */
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&sercom4 {
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status = "okay";
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};
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&lora {
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status = "okay";
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tcxo-power-gpios = <&porta 9 GPIO_ACTIVE_HIGH>; /* TCXO_PWR */
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tcxo-power-startup-delay-ms = <5>;
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rfi-enable-gpios = <&porta 13 GPIO_ACTIVE_HIGH>; /* BAND_SEL */
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rfo-enable-gpios = <&porta 13 GPIO_ACTIVE_HIGH>; /* BAND_SEL */
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};
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&sercom5 {
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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 = <&sercom5_default>;
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pinctrl-names = "default";
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};
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zephyr_udc0: &usb0 {
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status = "okay";
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pinctrl-0 = <&usb0_default>;
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pinctrl-names = "default";
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};
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