diff --git a/drivers/net/phy/qcom/at803x.c b/drivers/net/phy/qcom/at803x.c
index 6872dbf77856..cacbadf1f484 100644
--- a/drivers/net/phy/qcom/at803x.c
+++ b/drivers/net/phy/qcom/at803x.c
@@ -1051,11 +1051,15 @@ static int ipq5018_config_init(struct phy_device *phydev)
 	if (priv->set_short_cable_dac) {
 		/* setting MDAC (Multi-level Digital-to-Analog Converter) in MMD1 */
 		phy_modify_mmd(phydev, MDIO_MMD_PMAPMD, IPQ5018_PHY_MMD1_MDAC,
-			       IPQ5018_PHY_DAC_MASK, IPQ5018_PHY_MMD1_MDAC_VAL);
+			       IPQ5018_PHY_DAC_MASK,
+			       FIELD_PREP(IPQ5018_PHY_DAC_MASK,
+					  IPQ5018_PHY_MMD1_MDAC_VAL));
 
 		/* setting EDAC (Error-detection and Correction) in debug register */
 		at803x_debug_reg_mask(phydev, IPQ5018_PHY_DEBUG_EDAC,
-				      IPQ5018_PHY_DAC_MASK, IPQ5018_PHY_DEBUG_EDAC_VAL);
+				      IPQ5018_PHY_DAC_MASK,
+				      FIELD_PREP(IPQ5018_PHY_DAC_MASK,
+						 IPQ5018_PHY_DEBUG_EDAC_VAL));
 	}
 
 	return 0;