staging: nvec: cleanup driver registration

This patch simplifies code by using the module_platform_driver
macro.
Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/nvec/nvec.c

@@ -917,12 +917,7 @@ static struct platform_driver nvec_device_driver = {
 	}
 };
 
-static int __init tegra_nvec_init(void)
-{
-	return platform_driver_register(&nvec_device_driver);
-}
-
-module_init(tegra_nvec_init);
+module_platform_driver(nvec_device_driver);
 
 MODULE_ALIAS("platform:nvec");
 MODULE_DESCRIPTION("NVIDIA compliant embedded controller interface");

drivers/staging/nvec/nvec_kbd.c

@@ -167,12 +167,7 @@ static struct platform_driver nvec_kbd_driver = {
 	},
 };
 
-static int __init nvec_kbd_init(void)
-{
-	return platform_driver_register(&nvec_kbd_driver);
-}
-
-module_init(nvec_kbd_init);
+module_platform_driver(nvec_kbd_driver);
 
 MODULE_AUTHOR("Marc Dietrich <marvin24@gmx.de>");
 MODULE_DESCRIPTION("NVEC keyboard driver");

drivers/staging/nvec/nvec_leds.c

@@ -90,19 +90,7 @@ static struct platform_driver nvec_led_driver = {
 	},
 };
 
-static int __init nvec_led_init(void)
-{
-	return platform_driver_register(&nvec_led_driver);
-}
-
-module_init(nvec_led_init);
-
-static void __exit nvec_led_exit(void)
-{
-	platform_driver_unregister(&nvec_led_driver);
-}
-
-module_exit(nvec_led_exit);
+module_platform_driver(nvec_led_driver);
 
 MODULE_AUTHOR("Ilya Petrov <ilya.muromec@gmail.com>");
 MODULE_DESCRIPTION("Tegra NVEC LED driver");

drivers/staging/nvec/nvec_power.c

@@ -415,12 +415,7 @@ static struct platform_driver nvec_power_driver = {
 		   }
 };
 
-static int __init nvec_power_init(void)
-{
-	return platform_driver_register(&nvec_power_driver);
-}
-
-module_init(nvec_power_init);
+module_platform_driver(nvec_power_driver);
 
 MODULE_AUTHOR("Ilya Petrov <ilya.muromec@gmail.com>");
 MODULE_LICENSE("GPL");

drivers/staging/nvec/nvec_ps2.c

@@ -158,12 +158,7 @@ static struct platform_driver nvec_mouse_driver = {
 	},
 };
 
-static int __init nvec_mouse_init(void)
-{
-	return platform_driver_register(&nvec_mouse_driver);
-}
-
-module_init(nvec_mouse_init);
+module_platform_driver(nvec_mouse_driver);
 
 MODULE_DESCRIPTION("NVEC mouse driver");
 MODULE_AUTHOR("Marc Dietrich <marvin24@gmx.de>");