thermal: intel: int340x: simplify the code with module_platform_driver()

The init/exit() of the driver only calls platform_driver_{un}register(),
so it can be simpilfied by using module_platform_driver().
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/thermal/intel/int340x_thermal/int3401_thermal.c

@@ -70,18 +70,7 @@ static struct platform_driver int3401_driver = {
 	},
 };
 
-static int __init proc_thermal_init(void)
-{
-	return platform_driver_register(&int3401_driver);
-}
-
-static void __exit proc_thermal_exit(void)
-{
-	platform_driver_unregister(&int3401_driver);
-}
-
-module_init(proc_thermal_init);
-module_exit(proc_thermal_exit);
+module_platform_driver(int3401_driver);
 
 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>");
 MODULE_DESCRIPTION("Processor Thermal Reporting Device Driver");