[U-Boot] Switch MVPP2 to use new MVMDIO - how do I move this along?

Hi My submission below went through several iterations, the last of which was requests to squash some commits. I *think* I performed all the requested modifications several months ago. I am new with this email-based patch system so not sure if I'm missing a step in the submission/review process a

[U-Boot] Switch MVPP2 to use new MVMDIO

This patchset includes several commits form Marvell's downstream repo including Ken Ma's patch to replace the SMI implementation with his own Marvell MDIO impolementation. That MVMDIO implementation never made it to upstream and has since been re-implemented by Alex Marginean and seems to be in li