BCM53134 are B53 switches connected by MDIO. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>