net/fsl: switch to fwnode_mdiobus_register

Utilize the newly added helper routine
for registering the MDIO bus via fwnode_
interface.

Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/Kconfig

@@ -67,9 +67,7 @@ config FSL_PQ_MDIO
 
 config FSL_XGMAC_MDIO
 	tristate "Freescale XGMAC MDIO"
-	select PHYLIB
-	depends on OF
-	select OF_MDIO
+	depends on FWNODE_MDIO
 	help
 	  This driver supports the MDIO bus on the Fman 10G Ethernet MACs, and
 	  on the FMan mEMAC (which supports both Clauses 22 and 45)

drivers/net/ethernet/freescale/xgmac_mdio.c

@@ -13,7 +13,7 @@
  */
 
 #include <linux/acpi.h>
-#include <linux/acpi_mdio.h>
+#include <linux/fwnode_mdio.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
 #include <linux/mdio.h>
@@ -246,7 +246,6 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
 
 static int xgmac_mdio_probe(struct platform_device *pdev)
 {
-	struct fwnode_handle *fwnode;
 	struct mdio_fsl_priv *priv;
 	struct resource *res;
 	struct mii_bus *bus;
@@ -291,13 +290,7 @@ static int xgmac_mdio_probe(struct platform_device *pdev)
 	priv->has_a011043 = device_property_read_bool(&pdev->dev,
 						      "fsl,erratum-a011043");
 
-	fwnode = pdev->dev.fwnode;
-	if (is_of_node(fwnode))
-		ret = of_mdiobus_register(bus, to_of_node(fwnode));
-	else if (is_acpi_node(fwnode))
-		ret = acpi_mdiobus_register(bus, fwnode);
-	else
-		ret = -EINVAL;
+	ret = fwnode_mdiobus_register(bus, pdev->dev.fwnode);
 	if (ret) {
 		dev_err(&pdev->dev, "cannot register MDIO bus\n");
 		goto err_registration;