Change in coreboot[master]: mb/intel/aldrvp: Update iDisp Link UPD settings

[Francois Toguo Fotso (Code Review)]

Attention is currently required from: Sathyanarayana Nujella, Varshit B Pandya, Subrata Banik, Furquan Shaikh, Maulik V Vaghela, Paul Menzel, Angel Pons, Ronak Kanabar, Jairaj Arava, Patrick Rudolph.
Francois Toguo Fotso has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/51353 )

Change subject: mb/intel/aldrvp: Update iDisp Link UPD settings
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Patch Set 9:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/51353/comment/6d1fac31_24fe5e03 
PS6, Line 9: These UPD values are automatically set by the FSP.
> > Not quite sure I understand the rational in "..common code should set UPDs as follows.." . […]

Sounds. We are back to the changes as originally pushed in patchset1.
Sathya and I will look into adding the finding and adding what determines the settings of UPDs. Most likely in a separated CL.

Patchset:

PS9: 
CL ready.