ASoC: wm2000: 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>
diff --git a/sound/soc/codecs/wm2000.c b/sound/soc/codecs/wm2000.c
index 3fd5b29..89cd6fc 100644
--- a/sound/soc/codecs/wm2000.c
+++ b/sound/soc/codecs/wm2000.c
@@ -858,17 +858,7 @@
 	.id_table = wm2000_i2c_id,
 };
 
-static int __init wm2000_init(void)
-{
-	return i2c_add_driver(&wm2000_i2c_driver);
-}
-module_init(wm2000_init);
-
-static void __exit wm2000_exit(void)
-{
-	i2c_del_driver(&wm2000_i2c_driver);
-}
-module_exit(wm2000_exit);
+module_i2c_driver(wm2000_i2c_driver);
 
 MODULE_DESCRIPTION("ASoC WM2000 driver");
 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfonmicro.com>");