[coreboot-gerrit] Change in coreboot[master]: soc/intel/adl: Allow mainboard to fill CmdMirror and DqDqsRetraining

[Tim Wawrzynczak (Code Review)]

Attention is currently required from: Bora Guvendik, Varshit B Pandya, Furquan Shaikh, Maulik V Vaghela, Selma Bensaid, Subrata Banik, Balaji Manigandan, Brandon Breitenstein, Patrick Rudolph.
Tim Wawrzynczak has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/51027 )

Change subject: soc/intel/adl: Allow mainboard to fill CmdMirror and DqDqsRetraining
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Patch Set 5: Code-Review+2