diff --git a/drivers/hwmon/ultra45_env.c b/drivers/hwmon/ultra45_env.c
index d863e13..1f36c63 100644
--- a/drivers/hwmon/ultra45_env.c
+++ b/drivers/hwmon/ultra45_env.c
@@ -234,8 +234,7 @@
 	.attrs = env_attributes,
 };
 
-static int __devinit env_probe(struct platform_device *op,
-			       const struct of_device_id *match)
+static int __devinit env_probe(struct platform_device *op)
 {
 	struct env *p = kzalloc(sizeof(*p), GFP_KERNEL);
 	int err = -ENOMEM;
@@ -299,7 +298,7 @@
 };
 MODULE_DEVICE_TABLE(of, env_match);
 
-static struct of_platform_driver env_driver = {
+static struct platform_driver env_driver = {
 	.driver = {
 		.name = "ultra45_env",
 		.owner = THIS_MODULE,
@@ -311,12 +310,12 @@
 
 static int __init env_init(void)
 {
-	return of_register_platform_driver(&env_driver);
+	return platform_driver_register(&env_driver);
 }
 
 static void __exit env_exit(void)
 {
-	of_unregister_platform_driver(&env_driver);
+	platform_driver_unregister(&env_driver);
 }
 
 module_init(env_init);