ASoC: Make wm8974 I2C usage unconditional

The driver only supports I2C at present.
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/wm8974.c

@@ -636,7 +636,6 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8974 = {
 	.reg_cache_default = wm8974_reg,
 };
 
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
 static __devinit int wm8974_i2c_probe(struct i2c_client *i2c,
 				      const struct i2c_device_id *id)
 {
@@ -678,27 +677,22 @@ static struct i2c_driver wm8974_i2c_driver = {
 	.remove =   __devexit_p(wm8974_i2c_remove),
 	.id_table = wm8974_i2c_id,
 };
-#endif
 
 static int __init wm8974_modinit(void)
 {
 	int ret = 0;
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
 	ret = i2c_add_driver(&wm8974_i2c_driver);
 	if (ret != 0) {
 		printk(KERN_ERR "Failed to register wm8974 I2C driver: %d\n",
 		       ret);
 	}
-#endif
 	return ret;
 }
 module_init(wm8974_modinit);
 
 static void __exit wm8974_exit(void)
 {
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
 	i2c_del_driver(&wm8974_i2c_driver);
-#endif
 }
 module_exit(wm8974_exit);