Change in coreboot[master]: soc/intel/common: Expand the Primary to Sideband bridge

[Angel Pons (Code Review)]

Attention is currently required from: Wonkyu Kim, Subrata Banik, John Zhao, Tim Wawrzynczak, Nick Vaccaro, Patrick Rudolph, EricR Lai.
Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/61283 )

Change subject: soc/intel/common: Expand the Primary to Sideband bridge
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Patch Set 4:

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/61283/comment/a6f39693_d39381ea 
PS3, Line 10: p2sb2
> > I don't foresee future platforms would have more than two P2SB bridges at the moment and now we ar […]

Yes, I agree with creating a generic P2SB library. My main concern here is that it's easy to confuse the names `P2SB` and `P2SB2`, as the only difference is another `2` in the latter.