[coreboot-gerrit] [XS] Change in coreboot[master]: soc/amd/common/psp_verstage: Perform Legacy IO enable on older SoCs

[Karthik Ramasubramanian (Code Review)]

Attention is currently required from: Felix Held, Fred Reitberger, Jason Glenesk, Martin Roth, Matt DeVillier, Paul Menzel, Raul Rangel.

Karthik Ramasubramanian has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/76692?usp=email )

Change subject: soc/amd/common/psp_verstage: Perform Legacy IO enable on older SoCs
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Patch Set 4:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/76692/comment/1efa1ed3_b751dc37 :
PS4, Line 22: Boot to OS successfully
            : with PSP verstage.
> Did it not boot before?

Myst which uses Phoenix SoC did not boot before this change since the concerned Legacy I/O registers are not supported. Now it boots with this change.