- glcd: add respawn function

Signed-off-by: Thilo Graf <dbt@novatux.de>

src/driver/glcd/glcd.cpp

@@ -1203,6 +1203,12 @@ void cGLCD::Exit()
 	}
 }
 
+void cGLCD::Respawn()
+{
+	Exit();
+	cGLCD::getInstance();
+}
+
 void cGLCD::Rescan()
 {
 	doRescan = true;

src/driver/glcd/glcd.h

@@ -223,6 +223,7 @@ class cGLCD
 		static void ShowLcdIcon(bool);
 		static void Resume();
 		static void Exit();
+		static void Respawn();
 		static void Blit();
 		static void SetBrightness(unsigned int b);
 		static void TogglePower();