diff --git a/drivers/bus/fslmc/mc/dpbp.c b/drivers/bus/fslmc/mc/dpbp.c
index 0215d22da..d9103409c 100644
--- a/drivers/bus/fslmc/mc/dpbp.c
+++ b/drivers/bus/fslmc/mc/dpbp.c
@@ -248,6 +248,16 @@ int dpbp_reset(struct fsl_mc_io *mc_io,
 	/* send command to mc*/
 	return mc_send_command(mc_io, &cmd);
 }
+/**
+ * dpbp_get_attributes - Retrieve DPBP attributes.
+ *
+ * @mc_io:	Pointer to MC portal's I/O object
+ * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token:	Token of DPBP object
+ * @attr:	Returned object's attributes
+ *
+ * Return:	'0' on Success; Error code otherwise.
+ */
 int dpbp_get_attributes(struct fsl_mc_io *mc_io,
 			uint32_t cmd_flags,
 			uint16_t token,
diff --git a/drivers/bus/fslmc/mc/dpci.c b/drivers/bus/fslmc/mc/dpci.c
index ff366bfa9..ab5a123dc 100644
--- a/drivers/bus/fslmc/mc/dpci.c
+++ b/drivers/bus/fslmc/mc/dpci.c
@@ -265,6 +265,15 @@ int dpci_reset(struct fsl_mc_io *mc_io,
 	return mc_send_command(mc_io, &cmd);
 }
 
+/**
+ * dpci_get_attributes() - Retrieve DPCI attributes.
+ * @mc_io:	Pointer to MC portal's I/O object
+ * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token:	Token of DPCI object
+ * @attr:	Returned object's attributes
+ *
+ * Return:	'0' on Success; Error code otherwise.
+ */
 int dpci_get_attributes(struct fsl_mc_io *mc_io,
 			uint32_t cmd_flags,
 			uint16_t token,
@@ -292,6 +301,19 @@ int dpci_get_attributes(struct fsl_mc_io *mc_io,
 	return 0;
 }
 
+/**
+ * dpci_set_rx_queue() - Set Rx queue configuration
+ * @mc_io:	Pointer to MC portal's I/O object
+ * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token:	Token of DPCI object
+ * @priority:	Select the queue relative to number of
+ *			priorities configured at DPCI creation; use
+ *			DPCI_ALL_QUEUES to configure all Rx queues
+ *			identically.
+ * @cfg:	Rx queue configuration
+ *
+ * Return:	'0' on Success; Error code otherwise.
+ */
 int dpci_set_rx_queue(struct fsl_mc_io *mc_io,
 		      uint32_t cmd_flags,
 		      uint16_t token,
@@ -314,6 +336,9 @@ int dpci_set_rx_queue(struct fsl_mc_io *mc_io,
 	dpci_set_field(cmd_params->dest_type,
 		       DEST_TYPE,
 		       cfg->dest_cfg.dest_type);
+	dpci_set_field(cmd_params->dest_type,
+		       ORDER_PRESERVATION,
+		       cfg->order_preservation_en);
 
 	/* send command to mc*/
 	return mc_send_command(mc_io, &cmd);
diff --git a/drivers/bus/fslmc/mc/dpio.c b/drivers/bus/fslmc/mc/dpio.c
index 966277cc6..a3382ed14 100644
--- a/drivers/bus/fslmc/mc/dpio.c
+++ b/drivers/bus/fslmc/mc/dpio.c
@@ -268,6 +268,15 @@ int dpio_reset(struct fsl_mc_io *mc_io,
 	return mc_send_command(mc_io, &cmd);
 }
 
+/**
+ * dpio_get_attributes() - Retrieve DPIO attributes
+ * @mc_io:	Pointer to MC portal's I/O object
+ * @cmd_flags:	Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token:	Token of DPIO object
+ * @attr:	Returned object's attributes
+ *
+ * Return:	'0' on Success; Error code otherwise
+ */
 int dpio_get_attributes(struct fsl_mc_io *mc_io,
 			uint32_t cmd_flags,
 			uint16_t token,
diff --git a/drivers/bus/fslmc/mc/fsl_dpbp.h b/drivers/bus/fslmc/mc/fsl_dpbp.h
index 111836261..9d405b42c 100644
--- a/drivers/bus/fslmc/mc/fsl_dpbp.h
+++ b/drivers/bus/fslmc/mc/fsl_dpbp.h
@@ -82,6 +82,7 @@ int dpbp_get_attributes(struct fsl_mc_io *mc_io,
 /**
  * BPSCN write will attempt to allocate into a cache (coherent write)
  */
+#define DPBP_NOTIF_OPT_COHERENT_WRITE	0x00000001
 int dpbp_get_api_version(struct fsl_mc_io *mc_io,
 			 uint32_t cmd_flags,
 			 uint16_t *major_ver,
diff --git a/drivers/bus/fslmc/mc/fsl_dpbp_cmd.h b/drivers/bus/fslmc/mc/fsl_dpbp_cmd.h
index 18402cedf..55c9fc9b4 100644
--- a/drivers/bus/fslmc/mc/fsl_dpbp_cmd.h
+++ b/drivers/bus/fslmc/mc/fsl_dpbp_cmd.h
@@ -9,13 +9,15 @@
 
 /* DPBP Version */
 #define DPBP_VER_MAJOR				3
-#define DPBP_VER_MINOR				3
+#define DPBP_VER_MINOR				4
 
 /* Command versioning */
 #define DPBP_CMD_BASE_VERSION			1
+#define DPBP_CMD_VERSION_2			2
 #define DPBP_CMD_ID_OFFSET			4
 
 #define DPBP_CMD(id)	((id << DPBP_CMD_ID_OFFSET) | DPBP_CMD_BASE_VERSION)
+#define DPBP_CMD_V2(id)	((id << DPBP_CMD_ID_OFFSET) | DPBP_CMD_VERSION_2)
 
 /* Command IDs */
 #define DPBP_CMDID_CLOSE		DPBP_CMD(0x800)
@@ -37,8 +39,8 @@
 #define DPBP_CMDID_GET_IRQ_STATUS	DPBP_CMD(0x016)
 #define DPBP_CMDID_CLEAR_IRQ_STATUS	DPBP_CMD(0x017)
 
-#define DPBP_CMDID_SET_NOTIFICATIONS	DPBP_CMD(0x1b0)
-#define DPBP_CMDID_GET_NOTIFICATIONS	DPBP_CMD(0x1b1)
+#define DPBP_CMDID_SET_NOTIFICATIONS	DPBP_CMD_V2(0x1b0)
+#define DPBP_CMDID_GET_NOTIFICATIONS	DPBP_CMD_V2(0x1b1)
 
 #define DPBP_CMDID_GET_FREE_BUFFERS_NUM	DPBP_CMD(0x1b2)
 
@@ -68,8 +70,8 @@ struct dpbp_cmd_set_notifications {
 	uint32_t depletion_exit;
 	uint32_t surplus_entry;
 	uint32_t surplus_exit;
-	uint16_t options;
-	uint16_t pad[3];
+	uint32_t options;
+	uint16_t pad[2];
 	uint64_t message_ctx;
 	uint64_t message_iova;
 };
@@ -79,8 +81,8 @@ struct dpbp_rsp_get_notifications {
 	uint32_t depletion_exit;
 	uint32_t surplus_entry;
 	uint32_t surplus_exit;
-	uint16_t options;
-	uint16_t pad[3];
+	uint32_t options;
+	uint16_t pad[2];
 	uint64_t message_ctx;
 	uint64_t message_iova;
 };
diff --git a/drivers/bus/fslmc/mc/fsl_dpci.h b/drivers/bus/fslmc/mc/fsl_dpci.h
index f69ed3f33..04ee93e66 100644
--- a/drivers/bus/fslmc/mc/fsl_dpci.h
+++ b/drivers/bus/fslmc/mc/fsl_dpci.h
@@ -17,7 +17,7 @@ struct fsl_mc_io;
 /**
  * Maximum number of Tx/Rx priorities per DPCI object
  */
-#define DPCI_PRIO_NUM		2
+#define DPCI_PRIO_NUM		4
 
 /**
  * Indicates an invalid frame queue
@@ -153,6 +153,11 @@ struct dpci_dest_cfg {
  */
 #define DPCI_QUEUE_OPT_DEST		0x00000002
 
+/**
+ * Set the queue to hold active mode.
+ */
+#define DPCI_QUEUE_OPT_HOLD_ACTIVE	0x00000004
+
 /**
  * struct dpci_rx_queue_cfg - Structure representing RX queue configuration
  * @options:	Flags representing the suggested modifications to the queue;
@@ -163,11 +168,14 @@ struct dpci_dest_cfg {
  *		'options'
  * @dest_cfg:	Queue destination parameters;
  *		valid only if 'DPCI_QUEUE_OPT_DEST' is contained in 'options'
+ * @order_preservation_en: order preservation configuration for the rx queue
+ * valid only if 'DPCI_QUEUE_OPT_HOLD_ACTIVE' is contained in 'options'
  */
 struct dpci_rx_queue_cfg {
 	uint32_t options;
 	uint64_t user_ctx;
 	struct dpci_dest_cfg dest_cfg;
+	int order_preservation_en;
 };
 
 int dpci_set_rx_queue(struct fsl_mc_io *mc_io,
diff --git a/drivers/bus/fslmc/mc/fsl_dpci_cmd.h b/drivers/bus/fslmc/mc/fsl_dpci_cmd.h
index 634248ac0..94e253347 100644
--- a/drivers/bus/fslmc/mc/fsl_dpci_cmd.h
+++ b/drivers/bus/fslmc/mc/fsl_dpci_cmd.h
@@ -8,7 +8,7 @@
 
 /* DPCI Version */
 #define DPCI_VER_MAJOR			3
-#define DPCI_VER_MINOR			3
+#define DPCI_VER_MINOR			4
 
 #define DPCI_CMD_BASE_VERSION		1
 #define DPCI_CMD_BASE_VERSION_V2	2
@@ -90,6 +90,8 @@ struct dpci_rsp_get_link_state {
 
 #define DPCI_DEST_TYPE_SHIFT	0
 #define DPCI_DEST_TYPE_SIZE	4
+#define DPCI_ORDER_PRESERVATION_SHIFT	4
+#define DPCI_ORDER_PRESERVATION_SIZE	1
 
 struct dpci_cmd_set_rx_queue {
 	uint32_t dest_id;
diff --git a/drivers/bus/fslmc/mc/fsl_dpmng.h b/drivers/bus/fslmc/mc/fsl_dpmng.h
index afaf9b711..8559bef87 100644
--- a/drivers/bus/fslmc/mc/fsl_dpmng.h
+++ b/drivers/bus/fslmc/mc/fsl_dpmng.h
@@ -18,7 +18,7 @@ struct fsl_mc_io;
  * Management Complex firmware version information
  */
 #define MC_VER_MAJOR 10
-#define MC_VER_MINOR 3
+#define MC_VER_MINOR 10
 
 /**
  * struct mc_version
