drivers/touchscreen: add lge_touch android_touch kobject to fix s2w in one position across devices

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:
	drivers/input/touchscreen/lge_touch_core.c

Change-Id: Ic7e3da71dd30267131df8ecf5a97181b6b74d2bf