MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX
reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX;
if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX)