diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index 327bb82..eec488f 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -998,6 +998,9 @@
  *   11 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_supr_tdpkt
  *   12 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_credit_count
  *   13 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::fdepth
+ *   14 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_burst_size
+ *   15 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_tdtype
+ *   16 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::extended_ch_type
  *
  * @nav_id: SoC device ID of Navigator Subsystem where tx channel is located
  *
@@ -1058,6 +1061,18 @@
  * @tx_sched_priority: UDMAP transmit channel tx scheduling priority
  * configuration to be programmed into the priority field of the channel's
  * TCHAN_TST_SCHED register.
+ *
+ * @tx_burst_size: UDMAP transmit channel burst size configuration to be
+ * programmed into the tx_burst_size field of the TCHAN_TCFG register.
+ *
+ * @tx_tdtype: UDMAP transmit channel teardown type configuration to be
+ * programmed into the tdtype field of the TCHAN_TCFG register:
+ * 0 - Return immediately
+ * 1 - Wait for completion message from remote peer
+ *
+ * @extended_ch_type: Valid for BCDMA.
+ * 0 - the channel is split tx channel (tchan)
+ * 1 - the channel is block copy channel (bchan)
  */
 struct ti_sci_msg_rm_udmap_tx_ch_cfg_req {
 	struct ti_sci_msg_hdr hdr;
@@ -1078,6 +1093,9 @@
 	u8 tx_orderid;
 	u16 fdepth;
 	u8 tx_sched_priority;
+	u8 tx_burst_size;
+	u8 tx_tdtype;
+	u8 extended_ch_type;
 } __packed;
 
 /**