diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
index cea19a37806e..8b86d94ef740 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
@@ -376,6 +376,45 @@ static void xgbe_set_mode(struct xgbe_prv_data *pdata,
 		xgbe_switch_mode(pdata);
 }
 
+static bool xgbe_use_xgmii_mode(struct xgbe_prv_data *pdata)
+{
+	if (pdata->phy.autoneg == AUTONEG_ENABLE) {
+		if (pdata->phy.advertising & ADVERTISED_10000baseKR_Full)
+			return true;
+	} else {
+		if (pdata->phy.speed == SPEED_10000)
+			return true;
+	}
+
+	return false;
+}
+
+static bool xgbe_use_gmii_2500_mode(struct xgbe_prv_data *pdata)
+{
+	if (pdata->phy.autoneg == AUTONEG_ENABLE) {
+		if (pdata->phy.advertising & ADVERTISED_2500baseX_Full)
+			return true;
+	} else {
+		if (pdata->phy.speed == SPEED_2500)
+			return true;
+	}
+
+	return false;
+}
+
+static bool xgbe_use_gmii_mode(struct xgbe_prv_data *pdata)
+{
+	if (pdata->phy.autoneg == AUTONEG_ENABLE) {
+		if (pdata->phy.advertising & ADVERTISED_1000baseKX_Full)
+			return true;
+	} else {
+		if (pdata->phy.speed == SPEED_1000)
+			return true;
+	}
+
+	return false;
+}
+
 static void xgbe_set_an(struct xgbe_prv_data *pdata, bool enable, bool restart)
 {
 	unsigned int reg;
@@ -1108,11 +1147,11 @@ static int xgbe_phy_start(struct xgbe_prv_data *pdata)
 	/* Set initial mode - call the mode setting routines
 	 * directly to insure we are properly configured
 	 */
-	if (pdata->phy.advertising & ADVERTISED_10000baseKR_Full) {
+	if (xgbe_use_xgmii_mode(pdata)) {
 		xgbe_xgmii_mode(pdata);
-	} else if (pdata->phy.advertising & ADVERTISED_1000baseKX_Full) {
+	} else if (xgbe_use_gmii_mode(pdata)) {
 		xgbe_gmii_mode(pdata);
-	} else if (pdata->phy.advertising & ADVERTISED_2500baseX_Full) {
+	} else if (xgbe_use_gmii_2500_mode(pdata)) {
 		xgbe_gmii_2500_mode(pdata);
 	} else {
 		ret = -EINVAL;