ARM: edma: Set default queue to lowest priority

Use the lowest priority queue as default for clients.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/arch/arm/common/edma.c b/arch/arm/common/edma.c
index 485be42..f834aae 100644
--- a/arch/arm/common/edma.c
+++ b/arch/arm/common/edma.c
@@ -1470,7 +1470,8 @@
 	queue_priority_map[i][1] = -1;
 
 	pdata->queue_priority_mapping = queue_priority_map;
-	pdata->default_queue = 0;
+	/* Default queue has the lowest priority */
+	pdata->default_queue = i - 1;
 
 	return 0;
 }