MDIO_REG_MASK     216 drivers/net/ethernet/broadcom/genet/bcmgenet.h #define  MDIO_REG_MASK			0x1F
MDIO_REG_MASK      40 drivers/net/ethernet/lantiq_etop.c #define MDIO_REG_MASK		0x1f
MDIO_REG_MASK      31 drivers/net/phy/mdio-bcm-unimac.c #define  MDIO_REG_MASK		0x1F