The MDIO core should not pass a C45 request via the C22 API call any
more. So remove the tests from the drivers.
Signed-off-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NMichael Walle <michael@walle.cc>
Reviewed-by: NRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: NJakub Kicinski <kuba@kernel.org>