Input: add driver for Touchright serial touchscreens

Signed-off-by: Rick Koch <n1gp@hotmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/include/linux/serio.h b/include/linux/serio.h
index ad546a0..1526064 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -218,5 +218,6 @@
 #define SERIO_ELO	0x29
 #define SERIO_MICROTOUCH	0x30
 #define SERIO_PENMOUNT	0x31
+#define SERIO_TOUCHRIGHT	0x32
 
 #endif