intel/cannonlake_rvp: Split RVP boards and SPD

Add both Cannonlake U DDR4 RVP and Cannonlake Y LPDDR4 RVP support.
Implement SPD entry to FSPM for both platforms, seperated platform
specific DQ/DQS/Rcomp input to FSPM as well.

Change-Id: If71662353ddba89a9e831503a2d80dd5ebd65de3
Signed-off-by: Lijian Zhao <>
Tested-by: build bot (Jenkins) <>
Reviewed-by: Aaron Durbin <>
12 files changed