diff --git a/src/conf/alsa.conf b/src/conf/alsa.conf
index f22918f..ce1aa85 100644
--- a/src/conf/alsa.conf
+++ b/src/conf/alsa.conf
@@ -632,3 +632,124 @@ timer.hw {
 		device $DEV
 	}
 }
+pcm.prififo {
+    type mtkfile
+    file /tmp/prififo
+    format stream
+}
+
+pcm.pri {
+    type plug
+    slave {
+        pcm prififo
+        format S32_LE
+    }
+}
+
+pcm.imm0fifo {
+    type mtkfile
+    file /tmp/imm0fifo
+    format stream
+}
+
+pcm.imm0 {
+    type plug
+    slave {
+        pcm imm0fifo
+        format S32_LE
+    }
+}
+
+pcm.imm1fifo {
+    type mtkfile
+    file /tmp/imm1fifo
+    format stream
+}
+
+pcm.imm1 {
+    type plug
+    slave {
+        pcm imm1fifo
+        format S32_LE
+    }
+}
+
+
+pcm.mainfifo {
+    type mtkac
+    stream_id 0
+}
+
+pcm.main {
+    type plug
+    slave {
+        pcm mainfifo
+        format S32_LE
+    }
+}
+
+pcm.sub0fifo {
+    type mtkac
+    stream_id 1
+}
+
+pcm.sub0 {
+    type plug
+    slave {
+        pcm sub0fifo
+        format S32_LE
+    }
+}
+
+pcm.sub1fifo {
+    type mtkac
+    stream_id 2
+}
+
+pcm.sub1 {
+    type plug
+    slave {
+        pcm sub1fifo
+        format S32_LE
+    }
+}
+
+pcm.sub2fifo {
+    type mtkac
+    stream_id 3
+}
+
+pcm.sub2 {
+    type plug
+    slave {
+        pcm sub2fifo
+        format S32_LE
+    }
+}
+
+pcm.sub3fifo {
+    type mtkac
+    stream_id 4
+}
+
+pcm.sub3 {
+    type plug
+    slave {
+        pcm sub3fifo
+        format S32_LE
+    }
+}
+
+pcm.sub4fifo {
+    type mtkac
+    stream_id 5
+}
+
+pcm.sub4 {
+    type plug
+    slave {
+        pcm sub4fifo
+        format S32_LE
+    }
+}
+