This simplifies transition and reviews towards C environment
bootblock by allowing single cache_as_ram.S file to be used.
Change-Id: I231972982e5ca6d0c08437693edf926b0eaf9ee1
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37352
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>