Added flash support for MEC1322 CROS EC.

Updated flashrom to use the protocol specific for MEC1322 CROS EC.

BUG=none
TEST=Verified flash update to MEC1322 is successful.
BRANCH=none

Change-Id: I9f42ee68a715ba4cb9fd41e0167d93ea3d614c5e
Signed-off-by: Kevin K Wong <kevin.k.wong@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/236781
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
3 files changed