diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index ee41d98b44b6d685ccb7a2c4f3d62bea419c25ff..635772bbfb73c3fda10fb481a808263e4ac7e860 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -272,6 +272,7 @@ struct fec_enet_private {
 
 	struct clk *clk_ipg;
 	struct clk *clk_ahb;
+	struct clk *clk_ref;
 	struct clk *clk_enet_out;
 	struct clk *clk_ptp;
 
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 89355a719625567789c5a2ed5a43df783fcad487..c21ecff176089dd4c23dbdea0df528e90ee60e00 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1621,6 +1621,11 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable)
 			}
 			mutex_unlock(&fep->ptp_clk_mutex);
 		}
+		if (fep->clk_ref) {
+			ret = clk_prepare_enable(fep->clk_ref);
+			if (ret)
+				goto failed_clk_ref;
+		}
 	} else {
 		clk_disable_unprepare(fep->clk_ahb);
 		clk_disable_unprepare(fep->clk_ipg);
@@ -1632,9 +1637,15 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable)
 			fep->ptp_clk_on = false;
 			mutex_unlock(&fep->ptp_clk_mutex);
 		}
+		if (fep->clk_ref)
+			clk_disable_unprepare(fep->clk_ref);
 	}
 
 	return 0;
+
+failed_clk_ref:
+	if (fep->clk_ref)
+		clk_disable_unprepare(fep->clk_ref);
 failed_clk_ptp:
 	if (fep->clk_enet_out)
 		clk_disable_unprepare(fep->clk_enet_out);
@@ -2637,6 +2648,12 @@ fec_probe(struct platform_device *pdev)
 
 	fep->ptp_clk_on = false;
 	mutex_init(&fep->ptp_clk_mutex);
+
+	/* clk_ref is optional, depends on board */
+	fep->clk_ref = devm_clk_get(&pdev->dev, "enet_clk_ref");
+	if (IS_ERR(fep->clk_ref))
+		fep->clk_ref = NULL;
+
 	fep->clk_ptp = devm_clk_get(&pdev->dev, "ptp");
 	fep->bufdesc_ex =
 		pdev->id_entry->driver_data & FEC_QUIRK_HAS_BUFDESC_EX;