driver: net: ti: cpsw: switch to use common mdio lib

Update TI CPSW driver to re-use common mdio lib

Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
1 file changed