drivers/mrc_cache: Always generate an FMAP region

This automatically generates an FMAP region for the MRC_CACHE driver
which is easier to handle than a cbfsfile.

Adds some spaces and more comments to to improve

Tested on Thinkpad x200 with some proof of concept patches.

Change-Id: Iaaca36b1123b094ec1bbe5df4fb25660919173ca
Signed-off-by: Arthur Heymans <>
Tested-by: build bot (Jenkins) <>
Reviewed-by: Stefan Reinauer <>
6 files changed