dt/usb: Eliminate users of of_platform_{,un}register_driver

Get rid of users of of_platform_driver in drivers/usb.  The
of_platform_{,un}register_driver functions are going away, so the
users need to be converted to using the platform_bus_type directly.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/usb/host/fhci-hcd.c b/drivers/usb/host/fhci-hcd.c
index 12fd184..b84ff7e 100644
--- a/drivers/usb/host/fhci-hcd.c
+++ b/drivers/usb/host/fhci-hcd.c
@@ -561,8 +561,7 @@
 	.hub_control = fhci_hub_control,
 };
 
-static int __devinit of_fhci_probe(struct platform_device *ofdev,
-				   const struct of_device_id *ofid)
+static int __devinit of_fhci_probe(struct platform_device *ofdev)
 {
 	struct device *dev = &ofdev->dev;
 	struct device_node *node = dev->of_node;
@@ -812,7 +811,7 @@
 };
 MODULE_DEVICE_TABLE(of, of_fhci_match);
 
-static struct of_platform_driver of_fhci_driver = {
+static struct platform_driver of_fhci_driver = {
 	.driver = {
 		.name = "fsl,usb-fhci",
 		.owner = THIS_MODULE,
@@ -824,13 +823,13 @@
 
 static int __init fhci_module_init(void)
 {
-	return of_register_platform_driver(&of_fhci_driver);
+	return platform_driver_register(&of_fhci_driver);
 }
 module_init(fhci_module_init);
 
 static void __exit fhci_module_exit(void)
 {
-	of_unregister_platform_driver(&of_fhci_driver);
+	platform_driver_unregister(&of_fhci_driver);
 }
 module_exit(fhci_module_exit);