New board: T-Display S3 (no touch) (#398)

Boards/lilygo-tdisplay-s3/Source/devices/Display.cpp

@@ -0,0 +1,30 @@
+#include "Display.h"
+
+#include "St7789i8080Display.h"
+#include "PwmBacklight.h"
+
+std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay() {
+    // Create configuration
+    auto config = St7789i8080Display::Configuration(
+        DISPLAY_CS,   // CS
+        DISPLAY_DC,   // DC
+        DISPLAY_WR,   // WR
+        DISPLAY_RD,   // RD
+        { DISPLAY_I80_D0, DISPLAY_I80_D1, DISPLAY_I80_D2, DISPLAY_I80_D3,
+          DISPLAY_I80_D4, DISPLAY_I80_D5, DISPLAY_I80_D6, DISPLAY_I80_D7 }, // D0..D7
+        DISPLAY_RST,   // RST
+        DISPLAY_BL   // BL
+    );
+    
+    // Set resolution explicitly
+    config.horizontalResolution = DISPLAY_HORIZONTAL_RESOLUTION;
+    config.verticalResolution = DISPLAY_VERTICAL_RESOLUTION;
+    config.backlightDutyFunction = driver::pwmbacklight::setBacklightDuty;
+
+    // Adjust other settings as needed
+    config.gapX = 35;  // ST7789 has a 35 pixel gap on X axis
+    config.pixelClockFrequency = 10 * 1000 * 1000; // 10MHz for better stability
+    
+    auto display = std::make_shared<St7789i8080Display>(config);
+    return display;
+}

Boards/lilygo-tdisplay-s3/Source/devices/Display.h

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+#pragma once
+
+#include <Tactility/hal/display/DisplayDevice.h>
+#include <driver/gpio.h>
+
+class St7789i8080Display;
+
+constexpr auto DISPLAY_CS = GPIO_NUM_6;
+constexpr auto DISPLAY_DC = GPIO_NUM_7;
+constexpr auto DISPLAY_WR = GPIO_NUM_8;
+constexpr auto DISPLAY_RD = GPIO_NUM_9;
+constexpr auto DISPLAY_RST = GPIO_NUM_5;
+constexpr auto DISPLAY_BL = GPIO_NUM_38;
+constexpr auto DISPLAY_I80_D0 = GPIO_NUM_39;
+constexpr auto DISPLAY_I80_D1 = GPIO_NUM_40;
+constexpr auto DISPLAY_I80_D2 = GPIO_NUM_41;
+constexpr auto DISPLAY_I80_D3 = GPIO_NUM_42;
+constexpr auto DISPLAY_I80_D4 = GPIO_NUM_45;
+constexpr auto DISPLAY_I80_D5 = GPIO_NUM_46;
+constexpr auto DISPLAY_I80_D6 = GPIO_NUM_47;
+constexpr auto DISPLAY_I80_D7 = GPIO_NUM_48;
+constexpr auto DISPLAY_HORIZONTAL_RESOLUTION = 170;
+constexpr auto DISPLAY_VERTICAL_RESOLUTION = 320;
+
+// Factory function for registration
+std::shared_ptr<tt::hal::display::DisplayDevice> createDisplay();

Boards/lilygo-tdisplay-s3/Source/devices/Power.cpp

@@ -0,0 +1,12 @@
+#include "Power.h"
+
+#include <ChargeFromAdcVoltage.h>
+#include <EstimatedPower.h>
+
+std::shared_ptr<tt::hal::power::PowerDevice> createPower() {
+    ChargeFromAdcVoltage::Configuration configuration;
+    // 2.0 ratio, but +.11 added as display voltage sag compensation.
+    configuration.adcMultiplier = 2.11;
+
+    return std::make_shared<EstimatedPower>(configuration);
+}

Boards/lilygo-tdisplay-s3/Source/devices/Power.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include <memory>
+#include <Tactility/hal/power/PowerDevice.h>
+#include <driver/gpio.h>
+
+constexpr auto TDISPLAY_S3_POWERON_GPIO = GPIO_NUM_15;
+
+std::shared_ptr<tt::hal::power::PowerDevice> createPower();