diff --git a/drivers/dma/ti/k3-psil.h b/drivers/dma/ti/k3-psil.h
index 53c61b4..1e0fe06 100644
--- a/drivers/dma/ti/k3-psil.h
+++ b/drivers/dma/ti/k3-psil.h
@@ -50,6 +50,15 @@
  * @channel_tpl:	Desired throughput level for the channel
  * @pdma_acc32:		ACC32 must be enabled on the PDMA side
  * @pdma_burst:		BURST must be enabled on the PDMA side
+ * @mapped_channel_id:	PKTDMA thread to channel mapping for mapped
+ *			channels. The thread must be serviced by the specified
+ *			channel if mapped_channel_id is >= 0 in case of PKTDMA
+ * @flow_start:		PKTDMA flow range start of mapped channel. Unmapped
+ *			channels use flow_id == chan_id
+ * @flow_num:		PKTDMA flow count of mapped channel. Unmapped
+ *			channels use flow_id == chan_id
+ * @default_flow_id:	PKTDMA default (r)flow index of mapped channel.
+ *			Must be within the flow range of the mapped channel.
  */
 struct psil_endpoint_config {
 	enum psil_endpoint_type ep_type;
@@ -63,5 +72,12 @@
 	/* PDMA properties, valid for PSIL_EP_PDMA_* */
 	unsigned pdma_acc32:1;
 	unsigned pdma_burst:1;
+
+	/* PKTDMA mapped channel */
+	int mapped_channel_id;
+	/* PKTDMA tflow and rflow ranges for mapped channel */
+	u16 flow_start;
+	u16 flow_num;
+	u16 default_flow_id;
 };
 #endif /* K3_PSIL_H_ */