mfd: max14577: Use module_init() instead of subsys_initcall()

The driver's init function is called at subsys init call level but the
dependencies provided by the driver are looked up by drivers that have
probe deferral support, so manual ordering of init calls isn't needed.
Suggested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/max14577.c

@@ -561,7 +561,7 @@ static int __init max14577_i2c_init(void)
 
 	return i2c_add_driver(&max14577_i2c_driver);
 }
-subsys_initcall(max14577_i2c_init);
+module_init(max14577_i2c_init);
 
 static void __exit max14577_i2c_exit(void)
 {