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

Get rid of users of of_platform_driver in drivers/sound.  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/sound/sparc/amd7930.c b/sound/sparc/amd7930.c
index f8bcfc3..ad7d4d7 100644
--- a/sound/sparc/amd7930.c
+++ b/sound/sparc/amd7930.c
@@ -1002,7 +1002,7 @@
 	return 0;
 }
 
-static int __devinit amd7930_sbus_probe(struct platform_device *op, const struct of_device_id *match)
+static int __devinit amd7930_sbus_probe(struct platform_device *op)
 {
 	struct resource *rp = &op->resource[0];
 	static int dev_num;
@@ -1064,7 +1064,7 @@
 	{},
 };
 
-static struct of_platform_driver amd7930_sbus_driver = {
+static struct platform_driver amd7930_sbus_driver = {
 	.driver = {
 		.name = "audio",
 		.owner = THIS_MODULE,
@@ -1075,7 +1075,7 @@
 
 static int __init amd7930_init(void)
 {
-	return of_register_platform_driver(&amd7930_sbus_driver);
+	return platform_driver_register(&amd7930_sbus_driver);
 }
 
 static void __exit amd7930_exit(void)
@@ -1092,7 +1092,7 @@
 
 	amd7930_list = NULL;
 
-	of_unregister_platform_driver(&amd7930_sbus_driver);
+	platform_driver_unregister(&amd7930_sbus_driver);
 }
 
 module_init(amd7930_init);