MII_BRCM_FET_INTREG
err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
irq_status = phy_read(phydev, MII_BRCM_FET_INTREG);
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
err = phy_write(phydev, MII_BRCM_FET_INTREG, reg);
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
reg = phy_read(phydev, MII_BRCM_FET_INTREG);