/*
 * Copyright (c) 2025 Philipp Steiner <philipp.steiner@gmail.com>
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/dts-v1/;

#include <espressif/esp32s2/esp32s2.dtsi>
#include <espressif/esp32s2/esp32s2_wroom.dtsi>
#include "adafruit_feather_esp32s2-pinctrl.dtsi"
#include <espressif/partitions_0x1000_default.dtsi>
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include <dt-bindings/led/led.h>
#include <dt-bindings/led/worldsemi_ws2812c.h>
#include <zephyr/dt-bindings/mipi_dbi/mipi_dbi.h>

/ {
	compatible = "espressif,esp32s2";

	chosen {
		zephyr,sram = &sram1;
		/*
		 * uart1 is used as the default uart for zephyr,console and zephyr,shell,
		 * because USB-OTG is until now not supported and USB-CDC is not available
		 * for ESP32-S2.
		 * See issue #29394 - ESP32 development overview
		 * To use uart1 a FTDI-USB-RS232 or similar needs to be connected to the RX/TX pins.
		 * See feather_connector.dtsi
		 */
		zephyr,console = &uart1;
		zephyr,shell-uart = &uart1;
		zephyr,flash = &flash0;
		zephyr,code-partition = &slot0_partition;
	};

	aliases {
		led0 = &led0;
		i2c-0 = &i2c0;
		sw0 = &user_button;
		led-strip = &led_strip;
		watchdog0 = &wdt0;
	};

	leds {
		compatible = "gpio-leds";
		status = "okay";

		led0: led_0 {
			label = "Red-LED";
			gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
		};
	};

	gpio_keys {
		compatible = "gpio-keys";
		status = "okay";

		user_button: user_button {
			label = "BOOT Button";
			gpios = <&gpio0 0 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
			zephyr,code = <INPUT_KEY_0>;
		};
	};
};

&uart0 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&uart0_default>;
	pinctrl-names = "default";
};

&uart1 {
	status = "okay";
	current-speed = <115200>;
	pinctrl-0 = <&uart1_default>;
	pinctrl-names = "default";
};

&gpio0 {
	status = "okay";

	neopixel_power_enable {
		gpio-hog;
		gpios = <21 GPIO_ACTIVE_HIGH>;
		output-high;
	};
};

&gpio1 {
	status = "okay";
};

&timer0 {
	status = "okay";
};

&timer1 {
	status = "okay";
};

&timer2 {
	status = "okay";
};

&timer3 {
	status = "okay";
};

&i2c0 {
	status = "okay";
	clock-frequency = <I2C_BITRATE_STANDARD>;
	pinctrl-0 = <&i2c0_default>;
	pinctrl-names = "default";
};

&trng0 {
	status = "okay";
};

&spi2 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";
	pinctrl-0 = <&spim2_default>;
	pinctrl-names = "default";
};

&spi3 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";
	pinctrl-0 = <&spim3_ws2812_led>;
	pinctrl-names = "default";

	line-idle-low;

	led_strip: ws2812@0 {
		compatible = "worldsemi,ws2812-spi";

		/* WS2812 */
		reg = <0>;
		spi-max-frequency = <6400000>;
		chain-length = <1>;
		spi-cpha;
		spi-one-frame = <WS2812C_ONE_FRAME>; /* 11110000: 625ns high and 625ns low */
		spi-zero-frame = <WS2812C_ZERO_FRAME>; /* 11000000: 312.5ns high and 937.5ns low */
		color-mapping = <LED_COLOR_ID_GREEN>,
				<LED_COLOR_ID_RED>,
				<LED_COLOR_ID_BLUE>;
	};
};

&twai {
	pinctrl-0 = <&twai_default>;
	pinctrl-names = "default";
};

&wdt0 {
	status = "okay";
};