drivers/intel/fsp1_1: Update weak MRC cache routines

Update the weak functions for the MRC cache.

TEST=Build and run on Galileo Gen2

Change-Id: I54a1252cfff1a2f68b163f0feb65e2bceb37f6a9
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/15042
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed