diff --git a/include/sound/asoc.h b/include/sound/asoc.h
index 8dc23434..b08ff3a2 100644
--- a/include/sound/asoc.h
+++ b/include/sound/asoc.h
@@ -217,16 +217,6 @@ struct snd_soc_tplg_stream {
 	__le32 channels;	/* channels */
 } __attribute__((packed));
 
-/*
- * Duplex stream configuration supported by SW/FW.
- */
-struct snd_soc_tplg_stream_config {
-	__le32 size;		/* in bytes of this structure */
-	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
-	struct snd_soc_tplg_stream playback;
-	struct snd_soc_tplg_stream capture;
-} __attribute__((packed));
-
 /*
  * Manifest. List totals for each payload type. Not used in parsing, but will
  * be passed to the component driver before any other objects in order for any