Provides flexibility to specify max/min x and y coordinates from platform data. Useful in cases where the TS controller reports coordinates at an offset from the predefined min/max values (0 and 4096 respectively). Change-Id: Ia93a8940078aa5960d1d900ac56b0b3354c82e40 Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>