Merge branch 'Update-MT7629-to-support-PHYLINK-API'

MarkLee says:

====================
Update MT7629 to support PHYLINK API

This patch set has two goals :
	1. Fix mt7629 GMII mode issue after apply mediatek
	   PHYLINK support patch.
	2. Update mt7629 dts to reflect the latest dt-binding
	   with PHYLINK support.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>