Commits
Andrew Lunn committed e755e49eb3e
net: dsa: Make mdio bus optional The switch may want to instantiate its own MDIO bus. Only do it centrally if the switch has not already created one, and the read op is implemented. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>