EMAC_REG_EMAC_MDIO_MODE
cur_mode = REG_RD(bp, emac_base + EMAC_REG_EMAC_MDIO_MODE);
REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_MODE, new_mode);
mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);
mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE);
REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE,
REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode);