Change in coreboot[master]: soc/intel/common/block/uart: rework to use dummy device

[Nico Huber (Code Review)]

Nico Huber has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/48385 )

Change subject: soc/intel/common/block/uart: rework to use dummy device
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Patch Set 3:
> Patch Set 3:
> > Patch Set 3: Code-Review-2
> >
> > I can't say if this is working, or even if it can work.
>
> I wonder how this one is different from drivers/wifi/generic, which uses the same dummy model?

Except it doesn't? It does not use a generic device below
a PCI device. And it checks the device path so it doesn't
attach PCI ops to a non-PCI device in the first place.
> > Another idea to solve one of the issues this chip driver
> > currently handles: Allow to specify the PCI IDs in the
> > devicetree if the device is `hidden`.
>
> Huh, that is already possible (devid)

I meant a proper solution, not a "register" hack.