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

Get rid of old users of of_platform_driver in arch/powerpc.  Most
of_platform_driver users can be converted to use the platform_bus
directly.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index f3a29f2..bca2af2 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -2210,7 +2210,7 @@
 	}
 }
 
-static int fcu_of_probe(struct platform_device* dev, const struct of_device_id *match)
+static int fcu_of_probe(struct platform_device* dev)
 {
 	state = state_detached;
 	of_dev = dev;
@@ -2240,7 +2240,7 @@
 };
 MODULE_DEVICE_TABLE(of, fcu_match);
 
-static struct of_platform_driver fcu_of_platform_driver = 
+static struct platform_driver fcu_of_platform_driver = 
 {
 	.driver = {
 		.name = "temperature",
@@ -2263,12 +2263,12 @@
 	    !rackmac)
 	    	return -ENODEV;
 
-	return of_register_platform_driver(&fcu_of_platform_driver);
+	return platform_driver_register(&fcu_of_platform_driver);
 }
 
 static void __exit therm_pm72_exit(void)
 {
-	of_unregister_platform_driver(&fcu_of_platform_driver);
+	platform_driver_unregister(&fcu_of_platform_driver);
 }
 
 module_init(therm_pm72_init);