adjust init display _MADCTL for rotation=0

Author: kreier

ports/espressif/boards/lilygo_ttgo_tdisplay_esp32_4m/board.c

@@ -40,7 +40,7 @@ uint8_t display_init_sequence[] = {
     0x36, 0x01, 0x08,  // _MADCTL
     0x21, DELAY, 0x0A,  // _INVON Hack and Delay 10ms
     0x13, DELAY, 0x0A,  // _NORON and Delay 10ms
-    0x36, 0x01, 0xC0,  // _MADCTL
+    0x36, 0x01, 0x68,  // _MADCTL
     0x29, DELAY, 0xFF,  // _DISPON and Delay 500ms
 };
 
@@ -79,9 +79,9 @@ static void display_init(void) {
         bus,
         240,            // width (after rotation)
         135,            // height (after rotation)
-        53,             // column start
-        40,             // row start
-        270,             // rotation
+        40,             // column start
+        53,             // row start
+        0,              // rotation
         16,             // color depth
         false,          // grayscale
         false,          // pixels in a byte share a row. Only valid for depths < 8