soc/intel/cannonlake: Add Cannonlake D0 support in mpinit and report

Both early platform information reporting in bootblock and common code
CPU driver will add support for cannonlake D0 stepping processor.

BUG=None
TEST=Boot up system with D0 stepping CPU installed, check serial log
that can display as D0 stepping.

Change-Id: I76ee974ee027100d7853a110f95b1601987492e4
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/23350
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Pratikkumar V Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2 files changed