--- kernel-2.6.27.orig/sound/oss/Makefile
+++ kernel-2.6.27/sound/oss/Makefile
@@ -7,6 +7,10 @@
 
 obj-$(CONFIG_SOUND_OSS)		+= sound.o
 
+obj-$(CONFIG_SOUND_OMAP)        += omap-audio-dma-intfc.o omap-audio.o
+obj-$(CONFIG_SOUND_OMAP_TSC2101)+= omap-audio-tsc2101.o
+obj-$(CONFIG_SOUND_OMAP_AIC23)  += omap-audio-aic23.o
+
 # Please leave it as is, cause the link order is significant !
 
 obj-$(CONFIG_SOUND_SH_DAC_AUDIO)	+= sh_dac_audio.o