board: 8930: Specify the max touch coordinates for atmel TS

The max touch coordinates specified here fixes the virtual
key reporting when display < 1024 and the virtual key area > 1024.

Update the virtual key coordinates accordingly.

Change-Id: I292498211f87b286dc4ca0858be865a7ffa54a4e
Signed-off-by: Amy Maloche <amaloche@codeaurora.org>
1 file changed