Add MII_ADDR_C45 used by bitbanged MDIO Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>