140 lines
2.4 KiB
Plaintext
140 lines
2.4 KiB
Plaintext
/*
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* Copyright (c) 2020 Alexander Falb <fal3xx@gmail.com>
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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 "serpente-pinctrl.dtsi"
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/ {
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model = "Serpente";
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compatible = "arturo182,serpente";
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chosen {
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zephyr,console = &sercom2;
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zephyr,shell-uart = &sercom2;
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &code_partition;
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};
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aliases {
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led0 = &red_led;
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led1 = &green_led;
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led2 = &blue_led;
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red-led = &red_led;
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green-led = &green_led;
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blue-led = &blue_led;
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pwm-led0 = &red_pwm_led;
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pwm-led1 = &green_pwm_led;
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pwm-led2 = &blue_pwm_led;
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red-pwm-led = &red_pwm_led;
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green-pwm-led = &green_pwm_led;
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blue-pwm-led = &blue_pwm_led;
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};
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leds {
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compatible = "gpio-leds";
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red_led: led_0 {
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gpios = <&porta 22 GPIO_ACTIVE_LOW>;
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label = "Red LED";
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};
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green_led: led_1 {
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gpios = <&porta 19 GPIO_ACTIVE_LOW>;
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label = "Green LED";
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};
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blue_led: led_2 {
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gpios = <&porta 23 GPIO_ACTIVE_LOW>;
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label = "Blue 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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red_pwm_led: pwm_led_0 {
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pwms = <&tcc0 0 PWM_MSEC(20)>;
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label = "Red PWM LED";
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};
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green_pwm_led: pwm_led_1 {
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pwms = <&tcc0 3 PWM_MSEC(20)>;
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label = "Green PWM LED";
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};
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blue_pwm_led: pwm_led_2 {
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pwms = <&tcc0 1 PWM_MSEC(20)>;
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label = "Blue PWM LED";
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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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};
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&sercom2 {
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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 = <&sercom2_uart_default>;
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pinctrl-names = "default";
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};
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&sercom3 {
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status = "okay";
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compatible = "atmel,sam0-spi";
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dipo = <1>;
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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 = <&sercom3_spi_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 = <&usb_dc_default>;
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pinctrl-names = "default";
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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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prescaler = <4>;
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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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&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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boot_partition: partition@0 {
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label = "uf2";
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reg = <0x00000000 DT_SIZE_K(8)>;
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read-only;
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};
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code_partition: partition@2000 {
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label = "code";
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reg = <0x2000 DT_SIZE_K(256-8)>;
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read-only;
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};
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};
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};
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