This adds support for the MMD access registers the RTL-SoCs use to access clause 45
PHYs via mdio.
This new interface is used to add EEE-support for the RTL8226
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
This adds support for the RTL8390 and RTL9300 SoCs
it also cleans up unnecessary definitions in mach-rtl83xx.h
and moves definitions relevant for irq routing to irq.h
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>