diff --git a/.clang-format b/.clang-format
index f6605270..d801df39 100644
--- a/.clang-format
+++ b/.clang-format
@@ -60,7 +60,7 @@ IncludeIsMainRegex: '$'
 IndentCaseLabels: true
 IndentWidth:     4
 IndentWrappedFunctionNames: false
-IndentPPDirectives: BeforeHash
+# IndentPPDirectives: BeforeHash
 JavaScriptQuotes: Leave
 JavaScriptWrapImports: true
 KeepEmptyLinesAtTheStartOfBlocks: true
diff --git a/include/lv_drv_conf.h b/include/lv_drv_conf.h
index ea6a588c..cb5bd603 100644
--- a/include/lv_drv_conf.h
+++ b/include/lv_drv_conf.h
@@ -1,6 +1,10 @@
 /**
  * @file lv_drv_conf.h
- *
+ * Configuration file for v7.9.1
+ */
+
+/*
+ * COPY THIS FILE AS lv_drv_conf.h
  */
 
 #if 1 /*Set it to "1" to enable the content*/
@@ -13,9 +17,15 @@
 /*********************
  * DELAY INTERFACE
  *********************/
+#ifdef ARDUINO
 #define LV_DRV_DELAY_INCLUDE <Arduino.h>          /*Dummy include by default*/
 #define LV_DRV_DELAY_US(us) delayMicroseconds(ud) /*Delay the given number of microseconds*/
 #define LV_DRV_DELAY_MS(ms) delay(ms)             /*Delay the given number of milliseconds*/
+#else
+#define LV_DRV_DELAY_INCLUDE <stdint.h>      /*Dummy include by default*/
+#define LV_DRV_DELAY_US(us) /*delay_us(us)*/ /*Delay the given number of microseconds*/
+#define LV_DRV_DELAY_MS(ms) /*delay_ms(ms)*/ /*Delay the given number of milliseconds*/
+#endif
 
 /*********************
  * DISPLAY INTERFACE
@@ -93,7 +103,9 @@
 #define MONITOR_VER_RES LV_VER_RES
 
 /* Scale window by this factor (useful when simulating small screens) */
+#ifndef MONITOR_ZOOM
 #define MONITOR_ZOOM 1
+#endif
 
 /* Used to test true double buffering with only address changing.
  * Set LV_VDB_SIZE = (LV_HOR_RES * LV_VER_RES) and  LV_VDB_DOUBLE = 1 and LV_COLOR_DEPTH = 32" */
@@ -102,9 +114,6 @@
 /*Eclipse: <SDL2/SDL.h>    Visual Studio: <SDL.h>*/
 #define MONITOR_SDL_INCLUDE_PATH <SDL2/SDL.h>
 
-/*Different rendering might be used if running in a Virtual machine*/
-#define MONITOR_VIRTUAL_MACHINE 0
-
 /*Open two windows to test multi display support*/
 #define MONITOR_DUAL 0
 #endif
@@ -116,12 +125,18 @@
 #define USE_WINDOWS 0
 #endif
 
-#define USE_WINDOWS 0
 #if USE_WINDOWS
 #define WINDOW_HOR_RES 480
 #define WINDOW_VER_RES 320
 #endif
 
+/*----------------------------------------
+ *  GTK drivers (monitor, mouse, keyboard
+ *---------------------------------------*/
+#ifndef USE_GTK
+#define USE_GTK 0
+#endif
+
 /*----------------
  *    SSD1963
  *--------------*/
@@ -181,6 +196,17 @@
 /*No settings*/
 #endif /*USE_ST7565*/
 
+/*------------------------------
+ *  GC9A01 (color, low res.)
+ *-----------------------------*/
+#ifndef USE_GC9A01
+#define USE_GC9A01 0
+#endif
+
+#if USE_GC9A01
+/*No settings*/
+#endif /*USE_GC9A01*/
+
 /*------------------------------------------
  *  UC1610 (4 gray 160*[104|128])
  *  (EA DOGXL160 160x104 tested)
@@ -218,6 +244,20 @@
     b) /*((uint8_t) __REV(__RBIT(b)))*/ /*Architecture / compiler dependent byte bits order reverse*/
 #endif                                  /*USE_SHARP_MIP*/
 
+/*-------------------------------------------------
+ *  ILI9341 240X320 TFT LCD
+ *------------------------------------------------*/
+#ifndef USE_ILI9341
+#define USE_ILI9341 0
+#endif
+
+#if USE_ILI9341
+#define ILI9341_HOR_RES LV_HOR_RES
+#define ILI9341_VER_RES LV_VER_RES
+#define ILI9341_GAMMA 1
+#define ILI9341_TEARING 0
+#endif /*USE_ILI9341*/
+
 /*-----------------------------------------
  *  Linux frame buffer device (/dev/fbx)
  *-----------------------------------------*/
@@ -240,6 +280,18 @@
 #define FBDEV_PATH "/dev/fb0"
 #endif
 
+/*-----------------------------------------
+ *  DRM/KMS device (/dev/dri/cardX)
+ *-----------------------------------------*/
+#ifndef USE_DRM
+#define USE_DRM 0
+#endif
+
+#if USE_DRM
+#define DRM_CARD "/dev/dri/card0"
+#define DRM_CONNECTOR_ID -1 /* -1 for the first connected one */
+#endif
+
 /*********************
  *  INPUT DEVICES
  *********************/
@@ -330,25 +382,25 @@
 #define USE_EVDEV 0
 #endif
 
-#if USE_EVDEV
-#define EVDEV_NAME "/dev/input/event0" /*You can use the "evtest" Linux tool to get the list of devices and test       \
-                                          them*/
-#define EVDEV_SWAP_AXES 0              /*Swap the x and y axes of the touchscreen*/
+#ifndef USE_BSD_EVDEV
+#define USE_BSD_EVDEV 0
+#endif
 
-#define EVDEV_SCALE 0 /* Scale input, e.g. if touchscreen resolution does not match display resolution */
-#if EVDEV_SCALE
-#define EVDEV_SCALE_HOR_RES (4096) /* Horizontal resolution of touchscreen */
-#define EVDEV_SCALE_VER_RES (4096) /* Vertical resolution of touchscreen */
-#endif                             /*EVDEV_SCALE*/
+#if USE_EVDEV || USE_BSD_EVDEV
+#define EVDEV_NAME                                                                                                     \
+    "/dev/input/event0"   /*You can use the "evtest" Linux tool to get the list of devices and test                    \
+                             them*/
+#define EVDEV_SWAP_AXES 0 /*Swap the x and y axes of the touchscreen*/
 
 #define EVDEV_CALIBRATE                                                                                                \
     0 /*Scale and offset the touchscreen coordinates by using maximum and minimum values for each axis*/
+
 #if EVDEV_CALIBRATE
-#define EVDEV_HOR_MIN 3800 /*If EVDEV_XXX_MIN > EVDEV_XXX_MAX the XXX axis is automatically inverted*/
-#define EVDEV_HOR_MAX 200
-#define EVDEV_VER_MIN 200
-#define EVDEV_VER_MAX 3800
-#endif /*EVDEV_SCALE*/
+#define EVDEV_HOR_MIN 0    /*to invert axis swap EVDEV_XXX_MIN by EVDEV_XXX_MAX*/
+#define EVDEV_HOR_MAX 4096 /*"evtest" Linux tool can help to get the correct calibraion values>*/
+#define EVDEV_VER_MIN 0
+#define EVDEV_VER_MAX 4096
+#endif /*EVDEV_CALIBRATE*/
 #endif /*USE_EVDEV*/
 
 /*-------------------------------