ASoC: TWL4030: Driver registration via twl4030_codec MFD

Change the way how the twl4030 soc codec driver is
loaded/probed.
Use the device probing via tlw4030_codec MFD device.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index d30fce7..3df3497 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -147,6 +147,7 @@
 	tristate
 
 config SND_SOC_TWL4030
+	select TWL4030_CODEC
 	tristate
 
 config SND_SOC_UDA134X