ASoC: wm8580: Use IS_ENABLED() macro

Using the IS_ENABLED() macro can make the code shorter and simpler.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

sound/soc/codecs/wm8580.c

@@ -941,7 +941,7 @@ static const struct regmap_config wm8580_regmap = {
 	.volatile_reg = wm8580_volatile,
 };
 
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+#if IS_ENABLED(CONFIG_I2C)
 static int wm8580_i2c_probe(struct i2c_client *i2c,
 			    const struct i2c_device_id *id)
 {
@@ -1003,7 +1003,7 @@ static int __init wm8580_modinit(void)
 {
 	int ret = 0;
 
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+#if IS_ENABLED(CONFIG_I2C)
 	ret = i2c_add_driver(&wm8580_i2c_driver);
 	if (ret != 0) {
 		pr_err("Failed to register WM8580 I2C driver: %d\n", ret);
@@ -1016,7 +1016,7 @@ module_init(wm8580_modinit);
 
 static void __exit wm8580_exit(void)
 {
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+#if IS_ENABLED(CONFIG_I2C)
 	i2c_del_driver(&wm8580_i2c_driver);
 #endif
 }