ASoC: tlv320aic26: Use module_spi_driver

module_spi_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/tlv320aic26.c b/sound/soc/codecs/tlv320aic26.c
index 85944e9..b1f6982 100644
--- a/sound/soc/codecs/tlv320aic26.c
+++ b/sound/soc/codecs/tlv320aic26.c
@@ -444,14 +444,4 @@
 	.remove = aic26_spi_remove,
 };
 
-static int __init aic26_init(void)
-{
-	return spi_register_driver(&aic26_spi);
-}
-module_init(aic26_init);
-
-static void __exit aic26_exit(void)
-{
-	spi_unregister_driver(&aic26_spi);
-}
-module_exit(aic26_exit);
+module_spi_driver(aic26_spi);