/dts-v1/;

#include <tactility/bindings/root.h>
#include <tactility/bindings/esp32_ble.h>
#include <tactility/bindings/esp32_gpio.h>
#include <tactility/bindings/esp32_i2c_master.h>
#include <tactility/bindings/esp32_sdmmc.h>
#include <tactility/bindings/esp32_spi.h>
#include <tactility/bindings/esp32_i2s.h>
#include <tactility/bindings/esp32_uart.h>
#include <tactility/bindings/esp32_wifi_pinned.h>
#include <tactility/bindings/display_placeholder.h>

/ {
	compatible = "root";
	model = "Waveshare ESP32-S3-RLCD-4.2";

	ble0 {
		compatible = "espressif,esp32-ble";
		status = "disabled";
	};

	gpio0 {
		compatible = "espressif,esp32-gpio";
		gpio-count = <49>;
	};

	// Audio: ES7210 mic + speaker via I2S0
	// Pins verified from working MicroPython board_config.py for WAVESHARE_RLCD:
	// mclk=16, bclk=9, ws=45, tx=8 (DAC out), rx=10 (ES7210 mic in)
	// NOTE: Display DC is GPIO5, so I2S must NOT use GPIO5 to avoid bus corruption
	i2s0 {
		compatible = "espressif,esp32-i2s";
		port = <I2S_NUM_0>;
		pin-bclk = <&gpio0 9 GPIO_FLAG_NONE>;
		pin-ws = <&gpio0 45 GPIO_FLAG_NONE>;
		pin-data-out = <&gpio0 8 GPIO_FLAG_NONE>;
		pin-data-in = <&gpio0 10 GPIO_FLAG_NONE>;
		pin-mclk = <&gpio0 16 GPIO_FLAG_NONE>;
	};

	i2c0 {
		compatible = "espressif,esp32-i2c-master";
		port = <I2C_NUM_0>;
		clock-frequency = <400000>;
		pin-sda = <&gpio0 13 GPIO_FLAG_NONE>;
		pin-scl = <&gpio0 14 GPIO_FLAG_NONE>;
	};

	spi0 {
		compatible = "espressif,esp32-spi";
		host = <SPI2_HOST>;
		cs-gpios = <&gpio0 40 GPIO_FLAG_NONE>;
		pin-mosi = <&gpio0 12 GPIO_FLAG_NONE>;
		pin-sclk = <&gpio0 11 GPIO_FLAG_NONE>;
	
		display {
			compatible = "display-placeholder";
		};
	};

	sdmmc0 {
		compatible = "espressif,esp32-sdmmc";
		pin-clk = <&gpio0 38 GPIO_FLAG_NONE>;
		pin-cmd = <&gpio0 21 GPIO_FLAG_NONE>;
		pin-d0 = <&gpio0 39 GPIO_FLAG_NONE>;
		pin-d3 = <&gpio0 17 GPIO_FLAG_NONE>;
		slot = <SDMMC_HOST_SLOT_1>;
		bus-width = <1>;
		pullups;
	};

	wifi0 {
		compatible = "espressif,esp32-wifi-pinned";
		status = "disabled";
	};

	uart0 {
		compatible = "espressif,esp32-uart";
		port = <UART_NUM_0>;
		pin-tx = <&gpio0 43 GPIO_FLAG_NONE>;
		pin-rx = <&gpio0 44 GPIO_FLAG_NONE>;
	};
};