Patch merged into coreboot/master: nb/amd/mct_ddr3: Restore previous DQS delay values on failed loop

the following patch was just integrated into master:
commit bbfcf625124da70f67675f2f85aec44ecda00b3e
Author: Timothy Pearson 
Date:   Mon Mar 7 09:10:31 2016 -0600

nb/amd/mct_ddr3: Restore previous DQS delay values on failed loop

Change-Id: Iacfcd7f379d09a633973b4c3ef3cbb97e6d1f09f
    Signed-off-by: Timothy Pearson 
    Reviewed-on: https://review.coreboot.org/13931
    Tested-by: Raptor Engineering Automated Test Stand 
    Tested-by: build bot (Jenkins)
    Reviewed-by: Martin Roth

See https://review.coreboot.org/13931 for details.

-gerrit