[XS] Change in coreboot[main]: mb/google/{rex,ovis}: Decrease EPP to 45% for MTL performance expecta...

[Subrata Banik (Code Review)]

Attention is currently required from: Dinesh Gehlot, Eran Mitrani, Kapil Porwal, Paul Menzel, Sukumar Ghorai, Tarun.

Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/79386?usp=email )

Change subject: mb/google/{rex,ovis}: Decrease EPP to 45% for MTL performance expectation
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Patch Set 4:

(1 comment)

Patchset:

PS4:
> Do this recommendation only applicable for QS silicon ?
> if not, then i would like to apply the same settings for devicetree_pre_prod.cb as well ?
>
> (there are many folks, still using Screebo and rex with ES silicon, including me)

I have tested this on ESx silicon and don't see any change w/ and w/o this CL.

Assuming this feature is only for QS silicon?