[ALSA] ASoC: Build files

This patch adds support for building the ASoC core and the dynamic audio
power management support.

Signed-off-by: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/Kconfig b/sound/Kconfig
index 9d77300..97532bb 100644
--- a/sound/Kconfig
+++ b/sound/Kconfig
@@ -76,6 +76,8 @@
 
 source "sound/parisc/Kconfig"
 
+source "sound/soc/Kconfig"
+
 endmenu
 
 menu "Open Sound System"
diff --git a/sound/Makefile b/sound/Makefile
index 9aee54c..b7c7fb7 100644
--- a/sound/Makefile
+++ b/sound/Makefile
@@ -5,7 +5,7 @@
 obj-$(CONFIG_SOUND_PRIME) += sound_firmware.o
 obj-$(CONFIG_SOUND_PRIME) += oss/
 obj-$(CONFIG_DMASOUND) += oss/
-obj-$(CONFIG_SND) += core/ i2c/ drivers/ isa/ pci/ ppc/ arm/ synth/ usb/ sparc/ parisc/ pcmcia/ mips/
+obj-$(CONFIG_SND) += core/ i2c/ drivers/ isa/ pci/ ppc/ arm/ synth/ usb/ sparc/ parisc/ pcmcia/ mips/ soc/
 obj-$(CONFIG_SND_AOA) += aoa/
 
 # This one must be compilable even if sound is configured out
diff --git a/sound/soc/Kconfig b/sound/soc/Kconfig
new file mode 100644
index 0000000..200709f
--- /dev/null
+++ b/sound/soc/Kconfig
@@ -0,0 +1,19 @@
+#
+# SoC audio configuration
+#
+
+menu "SoC audio support"
+	depends on SND!=n
+
+config SND_SOC
+	tristate "SoC audio support"
+	---help---
+
+	  If you want SoC support, you should say Y here and also to the
+	  specific driver for your SoC below. You will also need to select the
+	  specific codec(s) attached to the SoC
+
+	  This SoC audio support can also be built as a module.  If so, the module
+	  will be called snd-soc-core.
+
+endmenu
diff --git a/sound/soc/Makefile b/sound/soc/Makefile
new file mode 100644
index 0000000..b211ee6
--- /dev/null
+++ b/sound/soc/Makefile
@@ -0,0 +1,4 @@
+snd-soc-core-objs := soc-core.o soc-dapm.o
+
+obj-$(CONFIG_SND_SOC)	+= snd-soc-core.o
+