[ALSA] soc - Fix dependencies in Kconfig files

Fixed dependencies in Kconfig files of soc drivers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/soc/Kconfig b/sound/soc/Kconfig
index ec821a5..dccaa4b 100644
--- a/sound/soc/Kconfig
+++ b/sound/soc/Kconfig
@@ -10,6 +10,8 @@
 
 config SND_SOC
 	tristate "SoC audio support"
+	depends on SND
+	select SND_PCM
 	---help---
 
 	  If you want SoC support, you should say Y here and also to the