1 files changed, 3 insertions, 29 deletions

diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c
index 28077cc1b94..75a09994d66 100644
--- a/drivers/net/fs_enet/mii-fec.c
+++ b/drivers/net/fs_enet/mii-fec.c
@@ -54,8 +54,7 @@ static int fs_enet_fec_mii_read(struct mii_bus *bus , int phy_id, int location)
 	fec_t __iomem *fecp = fec->fecp;
 	int i, ret = -1;
 
-	if ((in_be32(&fecp->fec_r_cntrl) & FEC_RCNTRL_MII_MODE) == 0)
-		BUG();
+	BUG_ON((in_be32(&fecp->fec_r_cntrl) & FEC_RCNTRL_MII_MODE) == 0);
 
 	/* Add PHY address to register command.  */
 	out_be32(&fecp->fec_mii_data, (phy_id << 23) | mk_mii_read(location));
@@ -79,8 +78,7 @@ static int fs_enet_fec_mii_write(struct mii_bus *bus, int phy_id, int location,
 	int i;
 
 	/* this must never happen */
-	if ((in_be32(&fecp->fec_r_cntrl) & FEC_RCNTRL_MII_MODE) == 0)
-		BUG();
+	BUG_ON((in_be32(&fecp->fec_r_cntrl) & FEC_RCNTRL_MII_MODE) == 0);
 
 	/* Add PHY address to register command.  */
 	out_be32(&fecp->fec_mii_data, (phy_id << 23) | mk_mii_write(location, val));
@@ -102,23 +100,6 @@ static int fs_enet_fec_mii_reset(struct mii_bus *bus)
 	return 0;
 }
 
-static void __devinit add_phy(struct mii_bus *bus, struct device_node *np)
-{
-	const u32 *data;
-	int len, id, irq;
-
-	data = of_get_property(np, "reg", &len);
-	if (!data || len != 4)
-		return;
-
-	id = *data;
-	bus->phy_mask &= ~(1 << id);
-
-	irq = of_irq_to_resource(np, 0, NULL);
-	if (irq != NO_IRQ)
-		bus->irq[id] = irq;
-}
-
 static int __devinit fs_enet_mdio_probe(struct of_device *ofdev,
                                         const struct of_device_id *match)
 {
@@ -165,17 +146,10 @@ static int __devinit fs_enet_mdio_probe(struct of_device *ofdev,
 	if (!new_bus->irq)
 		goto out_unmap_regs;
 
-	for (i = 0; i < PHY_MAX_ADDR; i++)
-		new_bus->irq[i] = -1;
-
-	while ((np = of_get_next_child(ofdev->node, np)))
-		if (!strcmp(np->type, "ethernet-phy"))
-			add_phy(new_bus, np);
-
 	new_bus->parent = &ofdev->dev;
 	dev_set_drvdata(&ofdev->dev, new_bus);
 
-	ret = mdiobus_register(new_bus);
+	ret = of_mdiobus_register(new_bus, ofdev->node);
 	if (ret)
 		goto out_free_irqs;