|  | /* | 
|  | * Copyright (c) 2024 Arrel Neumiller | 
|  | * SPDX-License-Identifier: Apache-2.0 | 
|  | */ | 
|  |  | 
|  | /dts-v1/; | 
|  |  | 
|  | #include <espressif/esp32c3/esp32c3_fx4.dtsi> | 
|  | #include "esp32c3_supermini-pinctrl.dtsi" | 
|  | #include <zephyr/dt-bindings/input/input-event-codes.h> | 
|  | #include <zephyr/dt-bindings/led/led.h> | 
|  | #include <espressif/partitions_0x0_default.dtsi> | 
|  |  | 
|  | / { | 
|  | model = "ESP32C3-SUPERMINI"; | 
|  | compatible = "espressif,esp32c3_supermini"; | 
|  |  | 
|  | chosen { | 
|  | zephyr,sram = &sram1; | 
|  | zephyr,console = &usb_serial; | 
|  | zephyr,shell-uart = &usb_serial; | 
|  | zephyr,flash = &flash0; | 
|  | zephyr,code-partition = &slot0_partition; | 
|  | }; | 
|  |  | 
|  | aliases { | 
|  | led0 = &blue_led_0; | 
|  | sw0 = &user_button1; | 
|  | i2c-0 = &i2c0; | 
|  | watchdog0 = &wdt0; | 
|  | }; | 
|  |  | 
|  | gpio_keys { | 
|  | compatible = "gpio-keys"; | 
|  |  | 
|  | user_button1: button_1 { | 
|  | label = "User SW1"; | 
|  | gpios = <&gpio0 9 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; | 
|  | zephyr,code = <INPUT_KEY_0>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | leds { | 
|  | compatible = "gpio-leds"; | 
|  |  | 
|  | blue_led_0: led_0 { | 
|  | gpios = <&gpio0 8 GPIO_ACTIVE_LOW>; | 
|  | label = "Blue LED 0"; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | &spi2 { | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | status = "okay"; | 
|  | pinctrl-0 = <&spim2_default>; | 
|  | pinctrl-names = "default"; | 
|  | }; | 
|  |  | 
|  | &usb_serial { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &i2c0 { | 
|  | status = "okay"; | 
|  | clock-frequency = <I2C_BITRATE_STANDARD>; | 
|  | pinctrl-0 = <&i2c0_default>; | 
|  | pinctrl-names = "default"; | 
|  | }; | 
|  |  | 
|  | &trng0 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &gpio0 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &wdt0 { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &uart0 { | 
|  | status = "disabled"; | 
|  | }; | 
|  |  | 
|  | &esp32_bt_hci { | 
|  | status = "okay"; | 
|  | }; | 
|  |  | 
|  | &wifi { | 
|  | status = "okay"; | 
|  | }; |