Input: usbtouchscreen - add support for GoTop tablet devices

Add support for GoTop Super_Q2/GogoPen/PenPower tablets to usbtouchscreen.
Protocol discovery was done by Yick Yan Lam.

Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index e3e0baa..fa8442b 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -202,6 +202,7 @@
 	  - DMC TSC-10/25
 	  - IRTOUCHSYSTEMS/UNITOP
 	  - IdealTEK URTC1000
+	  - GoTop Super_Q2/GogoPen/PenPower tablets
 
 	  Have a look at <http://linux.chapter7.ch/touchkit/> for
 	  a usage description and the required user-space stuff.
@@ -259,4 +260,9 @@
 	bool "GeneralTouch Touchscreen device support" if EMBEDDED
 	depends on TOUCHSCREEN_USB_COMPOSITE
 
+config TOUCHSCREEN_USB_GOTOP
+	default y
+	bool "GoTop Super_Q2/GogoPen/PenPower tablet device support" if EMBEDDED
+	depends on TOUCHSCREEN_USB_COMPOSITE
+
 endif