diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index a2a099b8f62a..987bfb29475c 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -1782,6 +1782,439 @@ int ti_sci_cmd_get_resource_range_from_shost(const struct ti_sci_handle *handle,
 					 range_start, range_num);
 }
 
+/**
+ * ti_sci_manage_irq() - Helper api to configure/release the irq route between
+ *			 the requested source and destination
+ * @handle:		Pointer to TISCI handle.
+ * @valid_params:	Bit fields defining the validity of certain params
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ * @type:		Request type irq set or release.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_manage_irq(const struct ti_sci_handle *handle,
+			     u32 valid_params, u16 src_id, u16 src_index,
+			     u16 dst_id, u16 dst_host_irq, u16 ia_id, u16 vint,
+			     u16 global_event, u8 vint_status_bit, u8 s_host,
+			     u16 type)
+{
+	struct ti_sci_msg_req_manage_irq *req;
+	struct ti_sci_msg_hdr *resp;
+	struct ti_sci_xfer *xfer;
+	struct ti_sci_info *info;
+	struct device *dev;
+	int ret = 0;
+
+	if (IS_ERR(handle))
+		return PTR_ERR(handle);
+	if (!handle)
+		return -EINVAL;
+
+	info = handle_to_ti_sci_info(handle);
+	dev = info->dev;
+
+	xfer = ti_sci_get_one_xfer(info, type, TI_SCI_FLAG_REQ_ACK_ON_PROCESSED,
+				   sizeof(*req), sizeof(*resp));
+	if (IS_ERR(xfer)) {
+		ret = PTR_ERR(xfer);
+		dev_err(dev, "Message alloc failed(%d)\n", ret);
+		return ret;
+	}
+	req = (struct ti_sci_msg_req_manage_irq *)xfer->xfer_buf;
+	req->valid_params = valid_params;
+	req->src_id = src_id;
+	req->src_index = src_index;
+	req->dst_id = dst_id;
+	req->dst_host_irq = dst_host_irq;
+	req->ia_id = ia_id;
+	req->vint = vint;
+	req->global_event = global_event;
+	req->vint_status_bit = vint_status_bit;
+	req->secondary_host = s_host;
+
+	ret = ti_sci_do_xfer(info, xfer);
+	if (ret) {
+		dev_err(dev, "Mbox send fail %d\n", ret);
+		goto fail;
+	}
+
+	resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf;
+
+	ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV;
+
+fail:
+	ti_sci_put_one_xfer(&info->minfo, xfer);
+
+	return ret;
+}
+
+/**
+ * ti_sci_set_irq() - Helper api to configure the irq route between the
+ *		      requested source and destination
+ * @handle:		Pointer to TISCI handle.
+ * @valid_params:	Bit fields defining the validity of certain params
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_set_irq(const struct ti_sci_handle *handle, u32 valid_params,
+			  u16 src_id, u16 src_index, u16 dst_id,
+			  u16 dst_host_irq, u16 ia_id, u16 vint,
+			  u16 global_event, u8 vint_status_bit, u8 s_host)
+{
+	pr_debug("%s: IRQ set with valid_params = 0x%x from src = %d, index = %d, to dst = %d, irq = %d,via ia_id = %d, vint = %d, global event = %d,status_bit = %d\n",
+		 __func__, valid_params, src_id, src_index,
+		 dst_id, dst_host_irq, ia_id, vint, global_event,
+		 vint_status_bit);
+
+	return ti_sci_manage_irq(handle, valid_params, src_id, src_index,
+				 dst_id, dst_host_irq, ia_id, vint,
+				 global_event, vint_status_bit, s_host,
+				 TI_SCI_MSG_SET_IRQ);
+}
+
+/**
+ * ti_sci_free_irq() - Helper api to free the irq route between the
+ *			   requested source and destination
+ * @handle:		Pointer to TISCI handle.
+ * @valid_params:	Bit fields defining the validity of certain params
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_free_irq(const struct ti_sci_handle *handle, u32 valid_params,
+			   u16 src_id, u16 src_index, u16 dst_id,
+			   u16 dst_host_irq, u16 ia_id, u16 vint,
+			   u16 global_event, u8 vint_status_bit, u8 s_host)
+{
+	pr_debug("%s: IRQ release with valid_params = 0x%x from src = %d, index = %d, to dst = %d, irq = %d,via ia_id = %d, vint = %d, global event = %d,status_bit = %d\n",
+		 __func__, valid_params, src_id, src_index,
+		 dst_id, dst_host_irq, ia_id, vint, global_event,
+		 vint_status_bit);
+
+	return ti_sci_manage_irq(handle, valid_params, src_id, src_index,
+				 dst_id, dst_host_irq, ia_id, vint,
+				 global_event, vint_status_bit, s_host,
+				 TI_SCI_MSG_FREE_IRQ);
+}
+
+/**
+ * ti_sci_cmd_set_direct_irq() - Configure a non-event based direct irq route
+ *				 between the requested source and destination.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_set_direct_irq(const struct ti_sci_handle *handle,
+				     u16 src_id, u16 src_index, u16 dst_id,
+				     u16 dst_host_irq)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID | MSG_FLAG_DST_HOST_IRQ_VALID;
+
+	return ti_sci_set_irq(handle, valid_params, src_id, src_index,
+			      dst_id, dst_host_irq, 0, 0, 0, 0, 0);
+}
+
+/**
+ * ti_sci_cmd_set_event_irq() - Configure an event based irq route between the
+ *				requested source and destination
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_set_event_irq(const struct ti_sci_handle *handle,
+				    u16 src_id, u16 src_index, u16 dst_id,
+				    u16 dst_host_irq, u16 ia_id, u16 vint,
+				    u16 global_event, u8 vint_status_bit)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID |
+			   MSG_FLAG_DST_HOST_IRQ_VALID | MSG_FLAG_IA_ID_VALID |
+			   MSG_FLAG_VINT_VALID | MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID;
+
+	return ti_sci_set_irq(handle, valid_params, src_id, src_index, dst_id,
+			      dst_host_irq, ia_id, vint, global_event,
+			      vint_status_bit, 0);
+}
+
+/**
+ * ti_sci_cmd_set_direct_irq_from_shost() - Configure a non-event based direct
+ *					    irq route between the source and
+ *					    destination belonging to a
+ *					    specified host.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static
+int ti_sci_cmd_set_direct_irq_from_shost(const struct ti_sci_handle *handle,
+					 u16 src_id, u16 src_index, u16 dst_id,
+					 u16 dst_host_irq, u8 s_host)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID | MSG_FLAG_DST_HOST_IRQ_VALID |
+			   MSG_FLAG_SHOST_VALID;
+
+	return ti_sci_set_irq(handle, valid_params, src_id, src_index,
+			      dst_id, dst_host_irq, 0, 0, 0, 0, s_host);
+}
+
+/**
+ * ti_sci_cmd_set_event_irq_from_shost() - Configure an event based irq
+ *					   route between the source and
+ *					   destination belonging to a
+ *					   specified host.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static
+int ti_sci_cmd_set_event_irq_from_shost(const struct ti_sci_handle *handle,
+					u16 src_id, u16 src_index, u16 dst_id,
+					u16 dst_host_irq, u16 ia_id, u16 vint,
+					u16 global_event, u8 vint_status_bit,
+					u8 s_host)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID |
+			   MSG_FLAG_DST_HOST_IRQ_VALID | MSG_FLAG_IA_ID_VALID |
+			   MSG_FLAG_VINT_VALID | MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID | MSG_FLAG_SHOST_VALID;
+
+	return ti_sci_set_irq(handle, valid_params, src_id, src_index,
+			      dst_id, dst_host_irq, ia_id, vint,
+			      global_event, vint_status_bit, s_host);
+}
+
+/**
+ * ti_sci_cmd_set_event_irq_to_poll() - Configure an event based irq
+ *					in polling mode
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_set_event_irq_to_poll(const struct ti_sci_handle *handle,
+					    u16 src_id, u16 src_index,
+					    u16 ia_id, u16 vint,
+					    u16 global_event,
+					    u8 vint_status_bit)
+{
+	u32 valid_params = MSG_FLAG_IA_ID_VALID | MSG_FLAG_VINT_VALID |
+			   MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID;
+
+	return ti_sci_set_irq(handle, valid_params, src_id, src_index, 0, 0,
+			      ia_id, vint, global_event, vint_status_bit, 0);
+}
+
+/**
+ * ti_sci_cmd_free_direct_irq() - Free a non-event based direct irq route
+ *				  between the requested source and destination.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_free_direct_irq(const struct ti_sci_handle *handle,
+				      u16 src_id, u16 src_index, u16 dst_id,
+				      u16 dst_host_irq)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID | MSG_FLAG_DST_HOST_IRQ_VALID;
+
+	return ti_sci_free_irq(handle, valid_params, src_id, src_index,
+			       dst_id, dst_host_irq, 0, 0, 0, 0, 0);
+}
+
+/**
+ * ti_sci_cmd_free_event_irq() - Free an event based irq route between the
+ *				 requested source and destination
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_free_event_irq(const struct ti_sci_handle *handle,
+				     u16 src_id, u16 src_index, u16 dst_id,
+				     u16 dst_host_irq, u16 ia_id, u16 vint,
+				     u16 global_event, u8 vint_status_bit)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID |
+			   MSG_FLAG_DST_HOST_IRQ_VALID | MSG_FLAG_IA_ID_VALID |
+			   MSG_FLAG_VINT_VALID | MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID;
+
+	return ti_sci_free_irq(handle, valid_params, src_id, src_index,
+			       dst_id, dst_host_irq, ia_id, vint,
+			       global_event, vint_status_bit, 0);
+}
+
+/**
+ * ti_sci_cmd_free_direct_irq_from_shost() - Free a non-event based direct irq
+ *					     route between the source and
+ *					     destination belonging to a
+ *					     specified host.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static
+int ti_sci_cmd_free_direct_irq_from_shost(const struct ti_sci_handle *handle,
+					  u16 src_id, u16 src_index, u16 dst_id,
+					  u16 dst_host_irq, u8 s_host)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID | MSG_FLAG_DST_HOST_IRQ_VALID |
+			   MSG_FLAG_SHOST_VALID;
+
+	return ti_sci_free_irq(handle, valid_params, src_id, src_index,
+			       dst_id, dst_host_irq, 0, 0, 0, 0, s_host);
+}
+
+/**
+ * ti_sci_cmd_free_event_irq_from_shost() - Free an event based irq
+ *					    route between the source and
+ *					    destination belonging to a
+ *					    specified host.
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static
+int ti_sci_cmd_free_event_irq_from_shost(const struct ti_sci_handle *handle,
+					 u16 src_id, u16 src_index, u16 dst_id,
+					 u16 dst_host_irq, u16 ia_id, u16 vint,
+					 u16 global_event, u8 vint_status_bit,
+					 u8 s_host)
+{
+	u32 valid_params = MSG_FLAG_DST_ID_VALID |
+			   MSG_FLAG_DST_HOST_IRQ_VALID | MSG_FLAG_IA_ID_VALID |
+			   MSG_FLAG_VINT_VALID | MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID | MSG_FLAG_SHOST_VALID;
+
+	return ti_sci_free_irq(handle, valid_params, src_id, src_index,
+			       dst_id, dst_host_irq, ia_id, vint,
+			       global_event, vint_status_bit, s_host);
+}
+
+/**
+ * ti_sci_cmd_free_event_irq_to_poll() - Free an event based irq
+ *					 in polling mode
+ * @handle:		Pointer to TISCI handle.
+ * @src_id:		Device ID of the IRQ source
+ * @src_index:		IRQ source index within the source device
+ * @dst_id:		Device ID of the IRQ destination
+ * @dt_host_irq:	IRQ number of the destination device
+ * @ia_id:		Device ID of the IA, if the IRQ flows through this IA
+ * @vint:		Virtual interrupt to be used within the IA
+ * @global_event:	Global event number to be used for the requesting event
+ * @vint_status_bit:	Virtual interrupt status bit to be used for the event
+ * @s_host:		Secondary host ID to which the irq/event is being
+ *			requested for.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_free_event_irq_to_poll(const struct ti_sci_handle *handle,
+					     u16 src_id, u16 src_index,
+					     u16 ia_id, u16 vint,
+					     u16 global_event,
+					     u8 vint_status_bit)
+{
+	u32 valid_params = MSG_FLAG_IA_ID_VALID | MSG_FLAG_VINT_VALID |
+			   MSG_FLAG_GLB_EVNT_VALID |
+			   MSG_FLAG_VINT_STS_BIT_VALID;
+
+	return ti_sci_free_irq(handle, valid_params, src_id, src_index, 0, 0,
+			       ia_id, vint, global_event, vint_status_bit, 0);
+}
+
 /*
  * ti_sci_setup_ops() - Setup the operations structures
  * @info:	pointer to TISCI pointer
@@ -1793,6 +2226,7 @@ static void ti_sci_setup_ops(struct ti_sci_info *info)
 	struct ti_sci_dev_ops *dops = &ops->dev_ops;
 	struct ti_sci_clk_ops *cops = &ops->clk_ops;
 	struct ti_sci_rm_core_ops *rm_core_ops = &ops->rm_core_ops;
+	struct ti_sci_rm_irq_ops *iops = &ops->rm_irq_ops;
 
 	core_ops->reboot_device = ti_sci_cmd_core_reboot;
 
@@ -1827,6 +2261,18 @@ static void ti_sci_setup_ops(struct ti_sci_info *info)
 	rm_core_ops->get_range = ti_sci_cmd_get_resource_range;
 	rm_core_ops->get_range_from_shost =
 				ti_sci_cmd_get_resource_range_from_shost;
+
+	iops->set_direct_irq = ti_sci_cmd_set_direct_irq;
+	iops->set_event_irq = ti_sci_cmd_set_event_irq;
+	iops->set_direct_irq_from_shost = ti_sci_cmd_set_direct_irq_from_shost;
+	iops->set_event_irq_from_shost = ti_sci_cmd_set_event_irq_from_shost;
+	iops->set_event_irq_to_poll = ti_sci_cmd_set_event_irq_to_poll;
+	iops->free_direct_irq = ti_sci_cmd_free_direct_irq;
+	iops->free_event_irq = ti_sci_cmd_free_event_irq;
+	iops->free_direct_irq_from_shost =
+					ti_sci_cmd_free_direct_irq_from_shost;
+	iops->free_event_irq_from_shost = ti_sci_cmd_free_event_irq_from_shost;
+	iops->free_event_irq_to_poll = ti_sci_cmd_free_event_irq_to_poll;
 }
 
 /**
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index a043c4762791..4983827151bf 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -38,6 +38,10 @@
 /* Resource Management Requests */
 #define TI_SCI_MSG_GET_RESOURCE_RANGE	0x1500
 
+/* IRQ requests */
+#define TI_SCI_MSG_SET_IRQ		0x1000
+#define TI_SCI_MSG_FREE_IRQ		0x1001
+
 /**
  * struct ti_sci_msg_hdr - Generic Message Header for All messages and responses
  * @type:	Type of messages: One of TI_SCI_MSG* values
@@ -503,4 +507,60 @@ struct ti_sci_msg_resp_get_resource_range {
 	u16 range_num;
 } __packed;
 
+/**
+ * struct ti_sci_msg_req_manage_irq - Request to configure/release the route
+ *					between the dev and the host.
+ * @hdr:		Generic Header
+ * @valid_params:	Bit fields defining the validity of interrupt source
+ *			parameters. If a bit is not set, then corresponding
+ *			field is not valid and will not be used for route set.
+ *			Bit field definitions:
+ *			0 - Valid bit for @dst_id
+ *			1 - Valid bit for @dst_host_irq
+ *			2 - Valid bit for @ia_id
+ *			3 - Valid bit for @vint
+ *			4 - Valid bit for @global_event
+ *			5 - Valid bit for @vint_status_bit_index
+ *			31 - Valid bit for @secondary_host
+ * @src_id:		IRQ source peripheral ID.
+ * @src_index:		IRQ source index within the peripheral
+ * @dst_id:		IRQ Destination ID. Based on the architecture it can be
+ *			IRQ controller or host processor ID.
+ * @dst_host_irq:	IRQ number of the destination host IRQ controller
+ * @ia_id:		Device ID of the interrupt aggregator in which the
+ *			vint resides.
+ * @vint:		Virtual interrupt number if the interrupt route
+ *			is through an interrupt aggregator.
+ * @global_event:	Global event that is to be mapped to interrupt
+ *			aggregator virtual interrupt status bit.
+ * @vint_status_bit:	Virtual interrupt status bit if the interrupt route
+ *			utilizes an interrupt aggregator status bit.
+ * @secondary_host:	Host ID of the IRQ destination computing entity. This is
+ *			required only when destination host id is different
+ *			from ti sci interface host id.
+ *
+ * Request type is TI_SCI_MSG_SET/RELEASE_IRQ.
+ * Response is generic ACK / NACK message.
+ */
+struct ti_sci_msg_req_manage_irq {
+	struct ti_sci_msg_hdr hdr;
+#define MSG_FLAG_DST_ID_VALID			TI_SCI_MSG_FLAG(0)
+#define MSG_FLAG_DST_HOST_IRQ_VALID		TI_SCI_MSG_FLAG(1)
+#define MSG_FLAG_IA_ID_VALID			TI_SCI_MSG_FLAG(2)
+#define MSG_FLAG_VINT_VALID			TI_SCI_MSG_FLAG(3)
+#define MSG_FLAG_GLB_EVNT_VALID			TI_SCI_MSG_FLAG(4)
+#define MSG_FLAG_VINT_STS_BIT_VALID		TI_SCI_MSG_FLAG(5)
+#define MSG_FLAG_SHOST_VALID			TI_SCI_MSG_FLAG(31)
+	u32 valid_params;
+	u16 src_id;
+	u16 src_index;
+	u16 dst_id;
+	u16 dst_host_irq;
+	u16 ia_id;
+	u16 vint;
+	u16 global_event;
+	u8 vint_status_bit;
+	u8 secondary_host;
+} __packed;
+
 #endif /* __TI_SCI_H */
diff --git a/include/linux/soc/ti/ti_sci_protocol.h b/include/linux/soc/ti/ti_sci_protocol.h
index 0c92a922db6a..6d17580839dc 100644
--- a/include/linux/soc/ti/ti_sci_protocol.h
+++ b/include/linux/soc/ti/ti_sci_protocol.h
@@ -217,17 +217,94 @@ struct ti_sci_rm_core_ops {
 				    u16 *range_start, u16 *range_num);
 };
 
+/**
+ * struct ti_sci_rm_irq_ops: IRQ management operations
+ * @set_direct_irq:		Set Non-event Sourced direct irq to destination
+ *				host(same host as ti sci interface id).
+ * @set_event_irq:		Set Event based peripheral irq to destination
+ *				host(same host as ti sci interface id).
+ * @set_direct_irq_from_shost:	Set Non-event Sourced direct irq to a
+ *				specified destination host.
+ * @set_event_irq_from_shost:	Set Event based peripheral irq to a
+ *				specified destination host.
+ * @set_event_irq_to_poll:	Set Event based peripheral irq to polling mode.
+ *				vint_status_bit is used for polling.
+ * @free_direct_irq:		Free a non-event sourced direct irq to
+ *				destination host(same as ti sci interface id)
+ * @free_event_irq:		Free an event based peripheral irq to
+ *				destination host(same as ti sci interface id)
+ * @free_direct_irq_from_shost:	Free non-event based direct irq from a
+ *				specified destination host.
+ * @free_event_irq_from_shost:	Free event based peripheral irq from a
+ *				specified destination host.
+ * @free_event_irq_to_poll:	Free an event based peripheral irq that is
+ *				configured in polling mode.
+ *
+ * NOTE: for these functions, all the parameters are consolidated and defined
+ * as below:
+ * - handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * - src_id:	Device ID of the IRQ source
+ * - src_index:	IRQ source index within the source device
+ * - dst_id:	Device ID of the IRQ destination.
+ * - dst_host_irq:	IRQ number of the destination device.
+ * - ia_id:	Device ID of the IA, if the IRQ flows through this IA
+ * - vint:	Virtual interrupt to be used within the IA
+ * - global_event:	Global event number to be used for the requesting event.
+ * - vint_status_bit:	Virtual interrupt status bit to be used for the event.
+ * - s_host:	Secondary host ID to which the irq/event is being requested.
+ */
+struct ti_sci_rm_irq_ops {
+	int (*set_direct_irq)(const struct ti_sci_handle *handle, u16 src_id,
+			      u16 src_index, u16 dst_id, u16 dst_host_irq);
+	int (*set_event_irq)(const struct ti_sci_handle *handle, u16 src_id,
+			     u16 src_index, u16 dst_id, u16 dst_host_irq,
+			     u16 ia_id, u16 vint, u16 global_event,
+			     u8 vint_status_bit);
+	int (*set_direct_irq_from_shost)(const struct ti_sci_handle *handle,
+					 u16 src_id, u16 src_index, u16 dst_id,
+					 u16 dst_host_irq, u8 s_host);
+	int (*set_event_irq_from_shost)(const struct ti_sci_handle *handle,
+					u16 src_id, u16 src_index, u16 dst_id,
+					u16 dst_host_irq, u16 ia_id, u16 vint,
+					u16 global_event, u8 vint_status_bit,
+					u8 s_host);
+	int (*set_event_irq_to_poll)(const struct ti_sci_handle *handle,
+				     u16 src_id, u16 src_index, u16 ia_id,
+				     u16 vint, u16 global_event,
+				     u8 vint_status_bit);
+	int (*free_direct_irq)(const struct ti_sci_handle *handle, u16 src_id,
+			       u16 src_index, u16 dst_id, u16 dst_host_irq);
+	int (*free_event_irq)(const struct ti_sci_handle *handle, u16 src_id,
+			      u16 src_index, u16 dst_id, u16 dst_host_irq,
+			      u16 ia_id, u16 vint, u16 global_event,
+			      u8 vint_status_bit);
+	int (*free_direct_irq_from_shost)(const struct ti_sci_handle *handle,
+					  u16 src_id, u16 src_index, u16 dst_id,
+					  u16 dst_host_irq, u8 s_host);
+	int (*free_event_irq_from_shost)(const struct ti_sci_handle *handle,
+					 u16 src_id, u16 src_index, u16 dst_id,
+					 u16 dst_host_irq, u16 ia_id, u16 vint,
+					 u16 global_event, u8 vint_status_bit,
+					 u8 s_host);
+	int (*free_event_irq_to_poll)(const struct ti_sci_handle *handle,
+				      u16 src_id, u16 src_index, u16 ia_id,
+				      u16 vint, u16 global_event,
+				      u8 vint_status_bit);
+};
+
 /**
  * struct ti_sci_ops - Function support for TI SCI
  * @dev_ops:	Device specific operations
  * @clk_ops:	Clock specific operations
  * @rm_core_ops:	Resource management core operations.
+ * @rm_irq_ops:		IRQ management specific operations
  */
 struct ti_sci_ops {
 	struct ti_sci_core_ops core_ops;
 	struct ti_sci_dev_ops dev_ops;
 	struct ti_sci_clk_ops clk_ops;
 	struct ti_sci_rm_core_ops rm_core_ops;
+	struct ti_sci_rm_irq_ops rm_irq_ops;
 };
 
 /**
