diff --git a/drivers/arm/cci400/cci400.c b/drivers/arm/cci400/cci400.c
index 4ca55b1..02f7f95 100644
--- a/drivers/arm/cci400/cci400.c
+++ b/drivers/arm/cci400/cci400.c
@@ -28,9 +28,9 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <assert.h>
-#include <platform.h>
 #include <cci400.h>
+#include <mmio.h>
+#include <platform.h>
 
 static inline unsigned long get_slave_iface_base(unsigned long mpidr)
 {
diff --git a/drivers/arm/gic/gic_v3.c b/drivers/arm/gic/gic_v3.c
index d658a61..f429662 100644
--- a/drivers/arm/gic/gic_v3.c
+++ b/drivers/arm/gic/gic_v3.c
@@ -28,11 +28,9 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <stdint.h>
 #include <arch.h>
-#include <platform.h>
-#include <gic_v3.h>
 #include <debug.h>
+#include <gic_v3.h>
 
 uintptr_t gicv3_get_rdist(uintptr_t gicr_base, uint64_t mpidr)
 {
diff --git a/drivers/arm/pl011/pl011.c b/drivers/arm/pl011/pl011.c
index 8288cd8..f12bd23 100644
--- a/drivers/arm/pl011/pl011.c
+++ b/drivers/arm/pl011/pl011.c
@@ -28,9 +28,9 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <assert.h>
 #include <platform.h>
 #include <pl011.h>
-#include <assert.h>
 
 void pl011_setbaudrate(unsigned long base_addr, unsigned int baudrate)
 {
diff --git a/drivers/arm/pl011/pl011_console.c b/drivers/arm/pl011/pl011_console.c
index 1a684ff..3b0e237 100644
--- a/drivers/arm/pl011/pl011_console.c
+++ b/drivers/arm/pl011/pl011_console.c
@@ -28,10 +28,10 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <assert.h>
 #include <console.h>
 #include <platform.h>
 #include <pl011.h>
-#include <assert.h>
 
 static unsigned long uart_base;
 
diff --git a/drivers/arm/tzc400/tzc400.c b/drivers/arm/tzc400/tzc400.c
index 56c6dea..c1716db 100644
--- a/drivers/arm/tzc400/tzc400.c
+++ b/drivers/arm/tzc400/tzc400.c
@@ -29,10 +29,10 @@
  */
 
 #include <assert.h>
-#include <arch_helpers.h>
-#include <tzc400.h>
-#include <mmio.h>
 #include <debug.h>
+#include <mmio.h>
+#include <stddef.h>
+#include <tzc400.h>
 
 static uint32_t tzc_read_build_config(uint64_t base)
 {