[PATCH v4 2/2] PCI: mediatek-gen3: Add support for restricting link width

[Krzysztof Wilczyński]

Hello,

> > Does this make sense here?  Thoughts?
[...]
> There's a problem here: this property has to be optional - and if you change that
> to return like that, you're breaking compatibility with older device trees, which
> are not specifying any "num-lanes" property.

Makes sense.  I will keep your version.  Thank you!

	Krzysztof