ASoC: adau1701: Use module_i2c_driver

module_i2c_driver makes the code simpler by eliminating module_init
and module_exit calls.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/adau1701.c

@@ -527,17 +527,7 @@ static struct i2c_driver adau1701_i2c_driver = {
 	.id_table	= adau1701_i2c_id,
 };
 
-static int __init adau1701_init(void)
-{
-	return i2c_add_driver(&adau1701_i2c_driver);
-}
-module_init(adau1701_init);
-
-static void __exit adau1701_exit(void)
-{
-	i2c_del_driver(&adau1701_i2c_driver);
-}
-module_exit(adau1701_exit);
+module_i2c_driver(adau1701_i2c_driver);
 
 MODULE_DESCRIPTION("ASoC ADAU1701 SigmaDSP driver");
 MODULE_AUTHOR("Cliff Cai <cliff.cai@analog.com>");