Allow manual set "Invert_display" (#5494)

esphome/components/ili9xxx/display.py

@@ -54,6 +54,7 @@ COLOR_PALETTE = cv.one_of("NONE", "GRAYSCALE", "IMAGE_ADAPTIVE")
 
 CONF_LED_PIN = "led_pin"
 CONF_COLOR_PALETTE_IMAGES = "color_palette_images"
+CONF_INVERT_DISPLAY = "invert_display"
 
 
 def _validate(config):
@@ -100,6 +101,7 @@ CONFIG_SCHEMA = cv.All(
             cv.Optional(CONF_COLOR_PALETTE_IMAGES, default=[]): cv.ensure_list(
                 cv.file_
             ),
+            cv.Optional(CONF_INVERT_DISPLAY): cv.boolean,
         }
     )
     .extend(cv.polling_component_schema("1s"))
@@ -176,3 +178,6 @@ async def to_code(config):
     if rhs is not None:
         prog_arr = cg.progmem_array(config[CONF_RAW_DATA_ID], rhs)
         cg.add(var.set_palette(prog_arr))
+
+    if CONF_INVERT_DISPLAY in config:
+        cg.add(var.invert_display(config[CONF_INVERT_DISPLAY]))