diff --git a/include/drivers/arm/gicv3.h b/include/drivers/arm/gicv3.h
index f2a5371..5f265c6e 100644
--- a/include/drivers/arm/gicv3.h
+++ b/include/drivers/arm/gicv3.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -402,7 +402,7 @@
 void gicv3_set_interrupt_priority(unsigned int id, unsigned int proc_num,
 		unsigned int priority);
 void gicv3_set_interrupt_type(unsigned int id, unsigned int proc_num,
-		unsigned int group);
+		unsigned int type);
 void gicv3_raise_secure_g0_sgi(int sgi_num, u_register_t target);
 void gicv3_set_spi_routing(unsigned int id, unsigned int irm,
 		u_register_t mpidr);
diff --git a/include/drivers/arm/tzc400.h b/include/drivers/arm/tzc400.h
index 038a3ba..7f354f8 100644
--- a/include/drivers/arm/tzc400.h
+++ b/include/drivers/arm/tzc400.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2016, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -118,7 +118,7 @@
 			  unsigned long long region_base,
 			  unsigned long long region_top,
 			  tzc_region_attributes_t sec_attr,
-			  unsigned int ns_device_access);
+			  unsigned int nsaid_permissions);
 void tzc400_set_action(tzc_action_t action);
 void tzc400_enable_filters(void);
 void tzc400_disable_filters(void);
diff --git a/include/drivers/io/io_storage.h b/include/drivers/io/io_storage.h
index 50907ff..485ed8c 100644
--- a/include/drivers/io/io_storage.h
+++ b/include/drivers/io/io_storage.h
@@ -70,7 +70,7 @@
 /* Open a connection to a device */
 int io_dev_open(const struct io_dev_connector *dev_con,
 		const uintptr_t dev_spec,
-		uintptr_t *dev_handle);
+		uintptr_t *handle);
 
 
 /* Initialise a device explicitly - to permit lazy initialisation or