| /* |
| * Copyright (c) 2018 Bryan O'Donoghue |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <atmel/samd21.dtsi> |
| #include "atsamd21_xpro-pinctrl.dtsi" |
| |
| / { |
| model = "SAM D21 Xplained Pro"; |
| compatible = "atsamd21,xpro", "atmel,samd21j18a", "atmel,samd21"; |
| |
| chosen { |
| zephyr,console = &sercom3; |
| zephyr,shell-uart = &sercom3; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| }; |
| |
| /* These aliases are provided for compatibility with samples */ |
| aliases { |
| led0 = &led0; |
| pwm-led0 = &pwm_led0; |
| sw0 = &user_button; |
| i2c-0 = &sercom2; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| led0: led_0 { |
| gpios = <&portb 30 GPIO_ACTIVE_LOW>; |
| label = "Yellow LED"; |
| }; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| pwm_led0: pwm_led_0 { |
| pwms = <&tcc0 0 PWM_MSEC(20)>; |
| }; |
| }; |
| |
| buttons { |
| compatible = "gpio-keys"; |
| user_button: button_0 { |
| gpios = <&porta 15 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| label = "SW0"; |
| }; |
| }; |
| }; |
| |
| &cpu0 { |
| clock-frequency = <48000000>; |
| }; |
| |
| &tcc0 { |
| status = "okay"; |
| compatible = "atmel,sam0-tcc-pwm"; |
| /* Gives a maximum period of 1.4s */ |
| prescaler = <4>; |
| #pwm-cells = <2>; |
| |
| pinctrl-0 = <&pwm_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom0 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <9600>; |
| rxpo = <3>; |
| txpo = <2>; |
| |
| pinctrl-0 = <&sercom0_uart_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom1 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <115200>; |
| rxpo = <3>; |
| txpo = <0>; |
| |
| pinctrl-0 = <&sercom1_uart_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom2 { |
| status = "okay"; |
| compatible = "atmel,sam0-i2c"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| pinctrl-0 = <&sercom2_i2c_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom3 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <115200>; |
| rxpo = <1>; |
| txpo = <0>; |
| |
| pinctrl-0 = <&sercom3_uart_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom5 { |
| status = "okay"; |
| compatible = "atmel,sam0-spi"; |
| dipo = <0>; |
| dopo = <2>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| pinctrl-0 = <&sercom5_spi_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| zephyr_udc0: &usb0 { |
| status = "okay"; |
| |
| pinctrl-0 = <&usb_dc_default>; |
| pinctrl-names = "default"; |
| }; |