[coreboot-gerrit] Change in coreboot[master]: mrc_cache: Move force memory retraining code into mrc_cache

[Julius Werner (Code Review)]

Julius Werner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/46855 )

Change subject: mrc_cache: Move force memory retraining code into mrc_cache
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Patch Set 2:

Okay, sounds like we're in agreement on how to proceed here (the stuff Furquan outlined)? Shelley, please let us know if that makes sense or you have any questions on the details. We definitely still need this in Lazor so it would be good if we could get it landed some time this week...