/dts-v1/;

#include <tactility/bindings/root.h>
#include <tactility/bindings/esp32_ble.h>
#include <tactility/bindings/esp32_wifi_pinned.h>
#include <tactility/bindings/esp32_gpio.h>
#include <tactility/bindings/esp32_i2c_master.h>
#include <tactility/bindings/esp32_spi.h>
#include <tactility/bindings/esp32_adc_oneshot.h>
#include <tactility/bindings/battery_sense.h>
#include <bindings/bm8563.h>
#include <bindings/gt911.h>
#include <tactility/bindings/esp32_sdspi.h>
#include <bindings/t5s3_display.h>

/ {
	compatible = "root";
	model = "LILYGO T5 4.7 Inch E-Paper S3";

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

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

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

	// Listed before the I2C bus on purpose, the touch controller was only tested with the display started first
	display {
		compatible = "lilygo,t5s3-display";
	};

	i2c_internal {
		compatible = "espressif,esp32-i2c-master";
		port = <I2C_NUM_0>;
		clock-frequency = <400000>;
		// The board relies on the internal pull-ups, as the Arduino Wire library enables them
		pin-sda = <&gpio0 18 GPIO_FLAG_PULL_UP>;
		pin-scl = <&gpio0 17 GPIO_FLAG_PULL_UP>;

		// PCF8563, register-compatible with the BM8563
		bm8563 {
			compatible = "belling,bm8563";
			reg = <0x51>;
		};

		// The controller reports 540x960 (portrait) and the panel runs in landscape
		touch {
			compatible = "goodix,gt911";
			reg = <0x5D>;
			x-max = <540>;
			y-max = <960>;
			swap-xy;
			mirror-x;
			pin-interrupt = <&gpio0 47 GPIO_FLAG_NONE>;
		};
	};

	spi0 {
		compatible = "espressif,esp32-spi";
		host = <SPI2_HOST>;
		cs-gpios = <&gpio0 42 GPIO_FLAG_NONE>;
		pin-mosi = <&gpio0 15 GPIO_FLAG_NONE>;
		pin-miso = <&gpio0 16 GPIO_FLAG_NONE>;
		pin-sclk = <&gpio0 11 GPIO_FLAG_NONE>;
		max-transfer-size = <4096>;

		sdcard@0 {
			compatible = "espressif,esp32-sdspi";
			frequency-khz = <20000>;
		};
	};

	// Battery voltage behind a 1:2 divider on GPIO14 (ADC2 channel 3), not yet calibrated
	adc0 {
		compatible = "espressif,esp32-adc-oneshot";
		unit-id = <ADC_UNIT_2>;
		channels = <ADC_CHANNEL_3 ADC_ATTEN_DB_12 ADC_BITWIDTH_DEFAULT>;
	};

	battery-sense {
		compatible = "battery-sense";
		io-channel = <&adc0 0>;
		reference-voltage-mv = <3300>;
		multiplier = <2000>;
	};
};