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

Get rid of users of of_platform_driver in drivers/video.  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/video/ffb.c b/drivers/video/ffb.c
index 6739b2a..910c5e6 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -893,8 +893,7 @@
 	info->fix.accel = FB_ACCEL_SUN_CREATOR;
 }
 
-static int __devinit ffb_probe(struct platform_device *op,
-			       const struct of_device_id *match)
+static int __devinit ffb_probe(struct platform_device *op)
 {
 	struct device_node *dp = op->dev.of_node;
 	struct ffb_fbc __iomem *fbc;
@@ -1052,7 +1051,7 @@
 };
 MODULE_DEVICE_TABLE(of, ffb_match);
 
-static struct of_platform_driver ffb_driver = {
+static struct platform_driver ffb_driver = {
 	.driver = {
 		.name = "ffb",
 		.owner = THIS_MODULE,
@@ -1067,12 +1066,12 @@
 	if (fb_get_options("ffb", NULL))
 		return -ENODEV;
 
-	return of_register_platform_driver(&ffb_driver);
+	return platform_driver_register(&ffb_driver);
 }
 
 static void __exit ffb_exit(void)
 {
-	of_unregister_platform_driver(&ffb_driver);
+	platform_driver_unregister(&ffb_driver);
 }
 
 module_init(ffb_init);