In this mode the switch device and the internal phys will be managed via
I2C interface. The MDIO interface is still supported, but for the
(emulated) CPU port only.
Signed-off-by: Juergen Borleis <jbe@pengutronix.de> CC: devicetree@vger.kernel.org CC: robh+dt@kernel.org CC: mark.rutland@arm.com Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>