| /* |
| * Copyright (c) 2020 Google LLC. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /dts-v1/; |
| #include <atmel/samd21.dtsi> |
| |
| / { |
| model = "Arduino Nano 33 IOT"; |
| compatible = "arduino,nano-33-iot"; |
| |
| chosen { |
| zephyr,console = &sercom5; |
| zephyr,shell-uart = &sercom5; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,code-partition = &code_partition; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| led0: led_0 { |
| gpios = <&porta 17 0>; |
| label = "LED"; |
| }; |
| }; |
| |
| pwmleds { |
| compatible = "pwm-leds"; |
| |
| pwm_led0: pwm_led_0 { |
| pwms = <&tcc2 1>; |
| }; |
| }; |
| |
| aliases { |
| led0 = &led0; |
| pwm-led0 = &pwm_led0; |
| }; |
| }; |
| |
| &cpu0 { |
| clock-frequency = <48000000>; |
| }; |
| |
| &sercom1 { |
| status = "okay"; |
| compatible = "atmel,sam0-spi"; |
| dipo = <0>; |
| dopo = <1>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| }; |
| |
| &sercom2 { |
| status = "okay"; |
| compatible = "atmel,sam0-spi"; |
| label = "NINA_SPI"; |
| dipo = <1>; |
| dopo = <3>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| cs-gpios = <&porta 14 GPIO_ACTIVE_LOW>; |
| |
| nina_w102@0 { |
| compatible = "u-blox,nina"; |
| reg = <0>; |
| label = "NINA_W102"; |
| spi-max-frequency = <8000000>; |
| ready-gpios = <&porta 28 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; |
| reset-gpios = <&porta 8 GPIO_ACTIVE_LOW>; |
| irq-gpios = <&porta 27 GPIO_PULL_DOWN>; |
| }; |
| }; |
| |
| &sercom3 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <115200>; |
| rxpo = <1>; |
| txpo = <0>; |
| |
| nina_prog { |
| compatible = "espressif,esp"; |
| label = "NINA_PROG"; |
| reset-gpios = <&porta 8 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| |
| &sercom4 { |
| status = "okay"; |
| compatible = "atmel,sam0-i2c"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| lsm6ds3@6a { |
| compatible = "st,lsm6ds3"; |
| reg = <0x6a>; |
| label = "LSM6DS3"; |
| }; |
| |
| atecc608a@15 { |
| compatible = "atmel,atecc608"; |
| reg = <0x6a>; |
| label = "ATECC608A"; |
| }; |
| }; |
| |
| &sercom5 { |
| status = "okay"; |
| compatible = "atmel,sam0-uart"; |
| current-speed = <115200>; |
| rxpo = <3>; |
| txpo = <1>; |
| }; |
| |
| &tcc2 { |
| status = "okay"; |
| compatible = "atmel,sam0-tcc-pwm"; |
| prescaler = <1024>; |
| #pwm-cells = <1>; |
| }; |
| |
| &flash0 { |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| boot_partition: partition@0 { |
| label = "uf2"; |
| reg = <0x00000000 0x2000>; |
| read-only; |
| }; |
| |
| code_partition: partition@2000 { |
| label = "code"; |
| reg = <0x2000 0x3A000>; |
| 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@3c000 { |
| label = "storage"; |
| reg = <0x0003c000 0x00004000>; |
| }; |
| }; |
| }; |
| |
| &usb0 { |
| status = "okay"; |
| }; |