Atmel touchscreen chips can use MT protocol B because they can assign
unique id to ABS_MT_TRACKING_ID from finger id provided by hardware.
Change-Id: Ia37e7d993380b28599b09aed9075c91ce4259f88
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Reviewed-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>