Default configuration for Synaptics toucpads

Without calibration values palm rejection works poorly because the
default palm pressure value is too large for the range of pressure
values which we report. We came up with some default calibration values
which are better suited for the pressure values which we report. These
values will be used in development until the final calibration is done.

BUG=chrome-os-partner:40694
TEST=tested on lulu and jerry.

Change-Id: Iee36dbb4fbdd7ff54b2b3c0585b4b9e3c6509b57
Reviewed-on: https://chromium-review.googlesource.com/273598
Reviewed-by: Charlie Mooney <charliemooney@chromium.org>
Commit-Queue: Andrew Duggan <aduggan@synaptics.com>
Tested-by: Andrew Duggan <aduggan@synaptics.com>
(cherry picked from commit 024311c04dd12fa5992811202c177e49bd5e4264)
Reviewed-on: https://chromium-review.googlesource.com/275111
Reviewed-by: Benson Leung <bleung@chromium.org>
1 file changed