Index: firmware/drivers/button.c
===================================================================
--- firmware/drivers/button.c	(revision 25136)
+++ firmware/drivers/button.c	(working copy)
@@ -419,7 +419,7 @@
 #endif    
 #endif
 #ifdef HAVE_TOUCHSCREEN
-    last_touchscreen_touch = 0xffff;
+    last_touchscreen_touch = 0;
 #endif    
     /* Start polling last */
     tick_add_task(button_tick);