diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index 5e99d7c18276..c7b25ccf6f07 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -495,6 +495,437 @@ static int ti_sci_cmd_get_revision(struct ti_sci_info *info)
 }
 
 /**
+ * ti_sci_is_response_ack() - Generic ACK/NACK message checkup
+ * @r:	pointer to response buffer
+ *
+ * Return: true if the response was an ACK, else returns false.
+ */
+static inline bool ti_sci_is_response_ack(void *r)
+{
+	struct ti_sci_msg_hdr *hdr = r;
+
+	return hdr->flags & TI_SCI_FLAG_RESP_GENERIC_ACK ? true : false;
+}
+
+/**
+ * ti_sci_set_device_state() - Set device state helper
+ * @handle:	pointer to TI SCI handle
+ * @id:		Device identifier
+ * @flags:	flags to setup for the device
+ * @state:	State to move the device to
+ *
+ * Return: 0 if all went well, else returns appropriate error value.
+ */
+static int ti_sci_set_device_state(const struct ti_sci_handle *handle,
+				   u32 id, u32 flags, u8 state)
+{
+	struct ti_sci_info *info;
+	struct ti_sci_msg_req_set_device_state *req;
+	struct ti_sci_msg_hdr *resp;
+	struct ti_sci_xfer *xfer;
+	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, TI_SCI_MSG_SET_DEVICE_STATE,
+				   flags | 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_set_device_state *)xfer->xfer_buf;
+	req->id = id;
+	req->state = state;
+
+	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_get_device_state() - Get device state helper
+ * @handle:	Handle to the device
+ * @id:		Device Identifier
+ * @clcnt:	Pointer to Context Loss Count
+ * @resets:	pointer to resets
+ * @p_state:	pointer to p_state
+ * @c_state:	pointer to c_state
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_get_device_state(const struct ti_sci_handle *handle,
+				   u32 id,  u32 *clcnt,  u32 *resets,
+				    u8 *p_state,  u8 *c_state)
+{
+	struct ti_sci_info *info;
+	struct ti_sci_msg_req_get_device_state *req;
+	struct ti_sci_msg_resp_get_device_state *resp;
+	struct ti_sci_xfer *xfer;
+	struct device *dev;
+	int ret = 0;
+
+	if (IS_ERR(handle))
+		return PTR_ERR(handle);
+	if (!handle)
+		return -EINVAL;
+
+	if (!clcnt && !resets && !p_state && !c_state)
+		return -EINVAL;
+
+	info = handle_to_ti_sci_info(handle);
+	dev = info->dev;
+
+	/* Response is expected, so need of any flags */
+	xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_GET_DEVICE_STATE,
+				   0, 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_get_device_state *)xfer->xfer_buf;
+	req->id = id;
+
+	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_resp_get_device_state *)xfer->xfer_buf;
+	if (!ti_sci_is_response_ack(resp)) {
+		ret = -ENODEV;
+		goto fail;
+	}
+
+	if (clcnt)
+		*clcnt = resp->context_loss_count;
+	if (resets)
+		*resets = resp->resets;
+	if (p_state)
+		*p_state = resp->programmed_state;
+	if (c_state)
+		*c_state = resp->current_state;
+fail:
+	ti_sci_put_one_xfer(&info->minfo, xfer);
+
+	return ret;
+}
+
+/**
+ * ti_sci_cmd_get_device() - command to request for device managed by TISCI
+ * @handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * @id:		Device Identifier
+ *
+ * Request for the device - NOTE: the client MUST maintain integrity of
+ * usage count by balancing get_device with put_device. No refcounting is
+ * managed by driver for that purpose.
+ *
+ * NOTE: The request is for exclusive access for the processor.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_get_device(const struct ti_sci_handle *handle, u32 id)
+{
+	return ti_sci_set_device_state(handle, id,
+				       MSG_FLAG_DEVICE_EXCLUSIVE,
+				       MSG_DEVICE_SW_STATE_ON);
+}
+
+/**
+ * ti_sci_cmd_idle_device() - Command to idle a device managed by TISCI
+ * @handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * @id:		Device Identifier
+ *
+ * Request for the device - NOTE: the client MUST maintain integrity of
+ * usage count by balancing get_device with put_device. No refcounting is
+ * managed by driver for that purpose.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_idle_device(const struct ti_sci_handle *handle, u32 id)
+{
+	return ti_sci_set_device_state(handle, id,
+				       MSG_FLAG_DEVICE_EXCLUSIVE,
+				       MSG_DEVICE_SW_STATE_RETENTION);
+}
+
+/**
+ * ti_sci_cmd_put_device() - command to release a device managed by TISCI
+ * @handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * @id:		Device Identifier
+ *
+ * Request for the device - NOTE: the client MUST maintain integrity of
+ * usage count by balancing get_device with put_device. No refcounting is
+ * managed by driver for that purpose.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_put_device(const struct ti_sci_handle *handle, u32 id)
+{
+	return ti_sci_set_device_state(handle, id,
+				       0, MSG_DEVICE_SW_STATE_AUTO_OFF);
+}
+
+/**
+ * ti_sci_cmd_dev_is_valid() - Is the device valid
+ * @handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * @id:		Device Identifier
+ *
+ * Return: 0 if all went fine and the device ID is valid, else return
+ * appropriate error.
+ */
+static int ti_sci_cmd_dev_is_valid(const struct ti_sci_handle *handle, u32 id)
+{
+	u8 unused;
+
+	/* check the device state which will also tell us if the ID is valid */
+	return ti_sci_get_device_state(handle, id, NULL, NULL, NULL, &unused);
+}
+
+/**
+ * ti_sci_cmd_dev_get_clcnt() - Get context loss counter
+ * @handle:	Pointer to TISCI handle
+ * @id:		Device Identifier
+ * @count:	Pointer to Context Loss counter to populate
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_dev_get_clcnt(const struct ti_sci_handle *handle, u32 id,
+				    u32 *count)
+{
+	return ti_sci_get_device_state(handle, id, count, NULL, NULL, NULL);
+}
+
+/**
+ * ti_sci_cmd_dev_is_idle() - Check if the device is requested to be idle
+ * @handle:	Pointer to TISCI handle
+ * @id:		Device Identifier
+ * @r_state:	true if requested to be idle
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_dev_is_idle(const struct ti_sci_handle *handle, u32 id,
+				  bool *r_state)
+{
+	int ret;
+	u8 state;
+
+	if (!r_state)
+		return -EINVAL;
+
+	ret = ti_sci_get_device_state(handle, id, NULL, NULL, &state, NULL);
+	if (ret)
+		return ret;
+
+	*r_state = (state == MSG_DEVICE_SW_STATE_RETENTION);
+
+	return 0;
+}
+
+/**
+ * ti_sci_cmd_dev_is_stop() - Check if the device is requested to be stopped
+ * @handle:	Pointer to TISCI handle
+ * @id:		Device Identifier
+ * @r_state:	true if requested to be stopped
+ * @curr_state:	true if currently stopped.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_dev_is_stop(const struct ti_sci_handle *handle, u32 id,
+				  bool *r_state,  bool *curr_state)
+{
+	int ret;
+	u8 p_state, c_state;
+
+	if (!r_state && !curr_state)
+		return -EINVAL;
+
+	ret =
+	    ti_sci_get_device_state(handle, id, NULL, NULL, &p_state, &c_state);
+	if (ret)
+		return ret;
+
+	if (r_state)
+		*r_state = (p_state == MSG_DEVICE_SW_STATE_AUTO_OFF);
+	if (curr_state)
+		*curr_state = (c_state == MSG_DEVICE_HW_STATE_OFF);
+
+	return 0;
+}
+
+/**
+ * ti_sci_cmd_dev_is_on() - Check if the device is requested to be ON
+ * @handle:	Pointer to TISCI handle
+ * @id:		Device Identifier
+ * @r_state:	true if requested to be ON
+ * @curr_state:	true if currently ON and active
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_dev_is_on(const struct ti_sci_handle *handle, u32 id,
+				bool *r_state,  bool *curr_state)
+{
+	int ret;
+	u8 p_state, c_state;
+
+	if (!r_state && !curr_state)
+		return -EINVAL;
+
+	ret =
+	    ti_sci_get_device_state(handle, id, NULL, NULL, &p_state, &c_state);
+	if (ret)
+		return ret;
+
+	if (r_state)
+		*r_state = (p_state == MSG_DEVICE_SW_STATE_ON);
+	if (curr_state)
+		*curr_state = (c_state == MSG_DEVICE_HW_STATE_ON);
+
+	return 0;
+}
+
+/**
+ * ti_sci_cmd_dev_is_trans() - Check if the device is currently transitioning
+ * @handle:	Pointer to TISCI handle
+ * @id:		Device Identifier
+ * @curr_state:	true if currently transitioning.
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_dev_is_trans(const struct ti_sci_handle *handle, u32 id,
+				   bool *curr_state)
+{
+	int ret;
+	u8 state;
+
+	if (!curr_state)
+		return -EINVAL;
+
+	ret = ti_sci_get_device_state(handle, id, NULL, NULL, NULL, &state);
+	if (ret)
+		return ret;
+
+	*curr_state = (state == MSG_DEVICE_HW_STATE_TRANS);
+
+	return 0;
+}
+
+/**
+ * ti_sci_cmd_set_device_resets() - command to set resets for device managed
+ *				    by TISCI
+ * @handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * @id:		Device Identifier
+ * @reset_state: Device specific reset bit field
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_set_device_resets(const struct ti_sci_handle *handle,
+					u32 id, u32 reset_state)
+{
+	struct ti_sci_info *info;
+	struct ti_sci_msg_req_set_device_resets *req;
+	struct ti_sci_msg_hdr *resp;
+	struct ti_sci_xfer *xfer;
+	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, TI_SCI_MSG_SET_DEVICE_RESETS,
+				   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_set_device_resets *)xfer->xfer_buf;
+	req->id = id;
+	req->resets = reset_state;
+
+	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_cmd_get_device_resets() - Get reset state for device managed
+ *				    by TISCI
+ * @handle:		Pointer to TISCI handle
+ * @id:			Device Identifier
+ * @reset_state:	Pointer to reset state to populate
+ *
+ * Return: 0 if all went fine, else return appropriate error.
+ */
+static int ti_sci_cmd_get_device_resets(const struct ti_sci_handle *handle,
+					u32 id, u32 *reset_state)
+{
+	return ti_sci_get_device_state(handle, id, NULL, reset_state, NULL,
+				       NULL);
+}
+
+/*
+ * ti_sci_setup_ops() - Setup the operations structures
+ * @info:	pointer to TISCI pointer
+ */
+static void ti_sci_setup_ops(struct ti_sci_info *info)
+{
+	struct ti_sci_ops *ops = &info->handle.ops;
+	struct ti_sci_dev_ops *dops = &ops->dev_ops;
+
+	dops->get_device = ti_sci_cmd_get_device;
+	dops->idle_device = ti_sci_cmd_idle_device;
+	dops->put_device = ti_sci_cmd_put_device;
+
+	dops->is_valid = ti_sci_cmd_dev_is_valid;
+	dops->get_context_loss_count = ti_sci_cmd_dev_get_clcnt;
+	dops->is_idle = ti_sci_cmd_dev_is_idle;
+	dops->is_stop = ti_sci_cmd_dev_is_stop;
+	dops->is_on = ti_sci_cmd_dev_is_on;
+	dops->is_transitioning = ti_sci_cmd_dev_is_trans;
+	dops->set_device_resets = ti_sci_cmd_set_device_resets;
+	dops->get_device_resets = ti_sci_cmd_get_device_resets;
+}
+
+/**
  * ti_sci_get_handle() - Get the TI SCI handle for a device
  * @dev:	Pointer to device for which we want SCI handle
  *
@@ -727,6 +1158,8 @@ static int ti_sci_probe(struct platform_device *pdev)
 		goto out;
 	}
 
+	ti_sci_setup_ops(info);
+
 	dev_info(dev, "ABI: %d.%d (firmware rev 0x%04x '%s')\n",
 		 info->handle.version.abi_major, info->handle.version.abi_minor,
 		 info->handle.version.firmware_revision,
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index e9dc53f26e0e..29ce0532a7ca 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -47,6 +47,11 @@
 #define TI_SCI_MSG_WAKE_REASON	0x0003
 #define TI_SCI_MSG_GOODBYE	0x0004
 
+/* Device requests */
+#define TI_SCI_MSG_SET_DEVICE_STATE	0x0200
+#define TI_SCI_MSG_GET_DEVICE_STATE	0x0201
+#define TI_SCI_MSG_SET_DEVICE_RESETS	0x0202
+
 /**
  * struct ti_sci_msg_hdr - Generic Message Header for All messages and responses
  * @type:	Type of messages: One of TI_SCI_MSG* values
@@ -90,4 +95,97 @@ struct ti_sci_msg_resp_version {
 	u8 abi_minor;
 } __packed;
 
+/**
+ * struct ti_sci_msg_req_set_device_state - Set the desired state of the device
+ * @hdr:		Generic header
+ * @id:	Indicates which device to modify
+ * @reserved: Reserved space in message, must be 0 for backward compatibility
+ * @state: The desired state of the device.
+ *
+ * Certain flags can also be set to alter the device state:
+ * + MSG_FLAG_DEVICE_WAKE_ENABLED - Configure the device to be a wake source.
+ * The meaning of this flag will vary slightly from device to device and from
+ * SoC to SoC but it generally allows the device to wake the SoC out of deep
+ * suspend states.
+ * + MSG_FLAG_DEVICE_RESET_ISO - Enable reset isolation for this device.
+ * + MSG_FLAG_DEVICE_EXCLUSIVE - Claim this device exclusively. When passed
+ * with STATE_RETENTION or STATE_ON, it will claim the device exclusively.
+ * If another host already has this device set to STATE_RETENTION or STATE_ON,
+ * the message will fail. Once successful, other hosts attempting to set
+ * STATE_RETENTION or STATE_ON will fail.
+ *
+ * Request type is TI_SCI_MSG_SET_DEVICE_STATE, responded with a generic
+ * ACK/NACK message.
+ */
+struct ti_sci_msg_req_set_device_state {
+	/* Additional hdr->flags options */
+#define MSG_FLAG_DEVICE_WAKE_ENABLED	TI_SCI_MSG_FLAG(8)
+#define MSG_FLAG_DEVICE_RESET_ISO	TI_SCI_MSG_FLAG(9)
+#define MSG_FLAG_DEVICE_EXCLUSIVE	TI_SCI_MSG_FLAG(10)
+	struct ti_sci_msg_hdr hdr;
+	u32 id;
+	u32 reserved;
+
+#define MSG_DEVICE_SW_STATE_AUTO_OFF	0
+#define MSG_DEVICE_SW_STATE_RETENTION	1
+#define MSG_DEVICE_SW_STATE_ON		2
+	u8 state;
+} __packed;
+
+/**
+ * struct ti_sci_msg_req_get_device_state - Request to get device.
+ * @hdr:		Generic header
+ * @id:		Device Identifier
+ *
+ * Request type is TI_SCI_MSG_GET_DEVICE_STATE, responded device state
+ * information
+ */
+struct ti_sci_msg_req_get_device_state {
+	struct ti_sci_msg_hdr hdr;
+	u32 id;
+} __packed;
+
+/**
+ * struct ti_sci_msg_resp_get_device_state - Response to get device request.
+ * @hdr:		Generic header
+ * @context_loss_count: Indicates how many times the device has lost context. A
+ *	driver can use this monotonic counter to determine if the device has
+ *	lost context since the last time this message was exchanged.
+ * @resets: Programmed state of the reset lines.
+ * @programmed_state:	The state as programmed by set_device.
+ *			- Uses the MSG_DEVICE_SW_* macros
+ * @current_state:	The actual state of the hardware.
+ *
+ * Response to request TI_SCI_MSG_GET_DEVICE_STATE.
+ */
+struct ti_sci_msg_resp_get_device_state {
+	struct ti_sci_msg_hdr hdr;
+	u32 context_loss_count;
+	u32 resets;
+	u8 programmed_state;
+#define MSG_DEVICE_HW_STATE_OFF		0
+#define MSG_DEVICE_HW_STATE_ON		1
+#define MSG_DEVICE_HW_STATE_TRANS	2
+	u8 current_state;
+} __packed;
+
+/**
+ * struct ti_sci_msg_req_set_device_resets - Set the desired resets
+ *				configuration of the device
+ * @hdr:		Generic header
+ * @id:	Indicates which device to modify
+ * @resets: A bit field of resets for the device. The meaning, behavior,
+ *	and usage of the reset flags are device specific. 0 for a bit
+ *	indicates releasing the reset represented by that bit while 1
+ *	indicates keeping it held.
+ *
+ * Request type is TI_SCI_MSG_SET_DEVICE_RESETS, responded with a generic
+ * ACK/NACK message.
+ */
+struct ti_sci_msg_req_set_device_resets {
+	struct ti_sci_msg_hdr hdr;
+	u32 id;
+	u32 resets;
+} __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 e73483fd5327..87fa73851471 100644
--- a/include/linux/soc/ti/ti_sci_protocol.h
+++ b/include/linux/soc/ti/ti_sci_protocol.h
@@ -33,12 +33,103 @@ struct ti_sci_version_info {
 	char firmware_description[32];
 };
 
+struct ti_sci_handle;
+
+/**
+ * struct ti_sci_dev_ops - Device control operations
+ * @get_device: Command to request for device managed by TISCI
+ *		Returns 0 for successful exclusive request, else returns
+ *		corresponding error message.
+ * @idle_device: Command to idle a device managed by TISCI
+ *		Returns 0 for successful exclusive request, else returns
+ *		corresponding error message.
+ * @put_device:	Command to release a device managed by TISCI
+ *		Returns 0 for successful release, else returns corresponding
+ *		error message.
+ * @is_valid:	Check if the device ID is a valid ID.
+ *		Returns 0 if the ID is valid, else returns corresponding error.
+ * @get_context_loss_count: Command to retrieve context loss counter - this
+ *		increments every time the device looses context. Overflow
+ *		is possible.
+ *		- count: pointer to u32 which will retrieve counter
+ *		Returns 0 for successful information request and count has
+ *		proper data, else returns corresponding error message.
+ * @is_idle:	Reports back about device idle state
+ *		- req_state: Returns requested idle state
+ *		Returns 0 for successful information request and req_state and
+ *		current_state has proper data, else returns corresponding error
+ *		message.
+ * @is_stop:	Reports back about device stop state
+ *		- req_state: Returns requested stop state
+ *		- current_state: Returns current stop state
+ *		Returns 0 for successful information request and req_state and
+ *		current_state has proper data, else returns corresponding error
+ *		message.
+ * @is_on:	Reports back about device ON(or active) state
+ *		- req_state: Returns requested ON state
+ *		- current_state: Returns current ON state
+ *		Returns 0 for successful information request and req_state and
+ *		current_state has proper data, else returns corresponding error
+ *		message.
+ * @is_transitioning: Reports back if the device is in the middle of transition
+ *		of state.
+ *		-current_state: Returns 'true' if currently transitioning.
+ * @set_device_resets: Command to configure resets for device managed by TISCI.
+ *		-reset_state: Device specific reset bit field
+ *		Returns 0 for successful request, else returns
+ *		corresponding error message.
+ * @get_device_resets: Command to read state of resets for device managed
+ *		by TISCI.
+ *		-reset_state: pointer to u32 which will retrieve resets
+ *		Returns 0 for successful request, else returns
+ *		corresponding error message.
+ *
+ * NOTE: for all these functions, the following parameters are generic in
+ * nature:
+ * -handle:	Pointer to TISCI handle as retrieved by *ti_sci_get_handle
+ * -id:		Device Identifier
+ *
+ * Request for the device - NOTE: the client MUST maintain integrity of
+ * usage count by balancing get_device with put_device. No refcounting is
+ * managed by driver for that purpose.
+ */
+struct ti_sci_dev_ops {
+	int (*get_device)(const struct ti_sci_handle *handle, u32 id);
+	int (*idle_device)(const struct ti_sci_handle *handle, u32 id);
+	int (*put_device)(const struct ti_sci_handle *handle, u32 id);
+	int (*is_valid)(const struct ti_sci_handle *handle, u32 id);
+	int (*get_context_loss_count)(const struct ti_sci_handle *handle,
+				      u32 id, u32 *count);
+	int (*is_idle)(const struct ti_sci_handle *handle, u32 id,
+		       bool *requested_state);
+	int (*is_stop)(const struct ti_sci_handle *handle, u32 id,
+		       bool *req_state, bool *current_state);
+	int (*is_on)(const struct ti_sci_handle *handle, u32 id,
+		     bool *req_state, bool *current_state);
+	int (*is_transitioning)(const struct ti_sci_handle *handle, u32 id,
+				bool *current_state);
+	int (*set_device_resets)(const struct ti_sci_handle *handle, u32 id,
+				 u32 reset_state);
+	int (*get_device_resets)(const struct ti_sci_handle *handle, u32 id,
+				 u32 *reset_state);
+};
+
+/**
+ * struct ti_sci_ops - Function support for TI SCI
+ * @dev_ops:	Device specific operations
+ */
+struct ti_sci_ops {
+	struct ti_sci_dev_ops dev_ops;
+};
+
 /**
  * struct ti_sci_handle - Handle returned to TI SCI clients for usage.
  * @version:	structure containing version information
+ * @ops:	operations that are made available to TI SCI clients
  */
 struct ti_sci_handle {
 	struct ti_sci_version_info version;
+	struct ti_sci_ops ops;
 };
 
 #if IS_ENABLED(CONFIG_TI_SCI_PROTOCOL)
