soc/intel/cannonlake: Add support for D0 stepping

D0 stepping with CPUID 0x60663 need to be added in coreboot.

TEST=Boot up with D0 stepping processor

Change-Id: I3b0f2616843367d2bfbee1b5bf75772b9e83e931
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/22676
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2 files changed