| /* |
| * Copyright (c) 2020 Google LLC. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <atmel/samd5xx19.dtsi> |
| #include "adafruit_itsybitsy_m4_express-pinctrl.dtsi" |
| |
| / { |
| model = "Adafruit ItsyBitsy M4 Express"; |
| compatible = "adafruit,itsybitsy-m4-express"; |
| |
| chosen { |
| zephyr,console = &sercom3; |
| zephyr,shell-uart = &sercom3; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,code-partition = &code_partition; |
| }; |
| |
| /* These aliases are provided for compatibility with samples */ |
| aliases { |
| led0 = &led0; |
| pwm-led0 = &pwm_led0; |
| pwm-0 = &tcc0; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| led0: led_0 { |
| gpios = <&porta 22 0>; |
| label = "LED"; |
| }; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| pwm_led0: pwm_led_0 { |
| pwms = <&tcc0 2 PWM_MSEC(20)>; |
| }; |
| }; |
| }; |
| |
| &cpu0 { |
| clock-frequency = <120000000>; |
| }; |
| |
| &sercom3 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <115200>; |
| rxpo = <1>; |
| txpo = <0>; |
| |
| pinctrl-0 = <&sercom3_uart_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &sercom1 { |
| status = "okay"; |
| compatible = "atmel,sam0-spi"; |
| dipo = <3>; |
| dopo = <0>; |
| |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| pinctrl-0 = <&sercom1_spi_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &tcc0 { |
| status = "okay"; |
| compatible = "atmel,sam0-tcc-pwm"; |
| prescaler = <8>; |
| #pwm-cells = <2>; |
| |
| pinctrl-0 = <&pwm0_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| zephyr_udc0: &usb0 { |
| status = "okay"; |
| |
| pinctrl-0 = <&usb_dc_default>; |
| pinctrl-names = "default"; |
| }; |
| |
| &dmac { |
| status = "okay"; |
| }; |
| |
| &flash0 { |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| boot_partition: partition@0 { |
| label = "uf2"; |
| reg = <0x00000000 DT_SIZE_K(16)>; |
| read-only; |
| }; |
| |
| code_partition: partition@4000 { |
| label = "code"; |
| reg = <0x4000 DT_SIZE_K(512-16-16)>; |
| read-only; |
| }; |
| |
| /* |
| * The final 16 KiB is reserved for the application. |
| * Storage partition will be used by FCB/LittleFS/NVS |
| * if enabled. |
| */ |
| storage_partition: partition@7c000 { |
| label = "storage"; |
| reg = <0x7c000 DT_SIZE_K(16)>; |
| }; |
| }; |
| }; |