diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index 2aec2e34d3..4671a5e3a8 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -1588,6 +1588,7 @@ static int ti_sci_cmd_core_reboot(const struct ti_sci_handle *handle)
 		dev_err(info->dev, "Message alloc failed(%d)\n", ret);
 		return ret;
 	}
+	req.domain = 0;
 
 	ret = ti_sci_do_xfer(info, xfer);
 	if (ret) {
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index eec488f065..e4a087c2ba 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -137,12 +137,14 @@ struct ti_sci_msg_resp_version {
 /**
  * struct ti_sci_msg_req_reboot - Reboot the SoC
  * @hdr:	Generic Header
+ * @domain:	Domain to be reset, 0 for full SoC reboot.
  *
  * Request type is TI_SCI_MSG_SYS_RESET, responded with a generic
  * ACK/NACK message.
  */
 struct ti_sci_msg_req_reboot {
 	struct ti_sci_msg_hdr hdr;
+	u8 domain;
 } __packed;
 
 /**