ASoC: tlv320aic26: Use module_spi_driver

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

sound/soc/codecs/tlv320aic26.c

@@ -444,14 +444,4 @@ static struct spi_driver aic26_spi = {
 	.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);