diff --git a/arch/arm/src/armv7-a/arm_addrenv_utils.c b/arch/arm/src/armv7-a/arm_addrenv_utils.c
index f3f60bb2c94..299b82cdf1f 100644
--- a/arch/arm/src/armv7-a/arm_addrenv_utils.c
+++ b/arch/arm/src/armv7-a/arm_addrenv_utils.c
@@ -44,6 +44,7 @@
 
 #include <nuttx/pgalloc.h>
 #include <nuttx/irq.h>
+#include <nuttx/cache.h>
 
 #include "mmu.h"
 #include "pgalloc.h"
diff --git a/arch/arm/src/sama5/sam_ehci.c b/arch/arm/src/sama5/sam_ehci.c
index 9da06dff634..92367c8bbd0 100644
--- a/arch/arm/src/sama5/sam_ehci.c
+++ b/arch/arm/src/sama5/sam_ehci.c
@@ -73,7 +73,7 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
- 
+
 /* Configuration ************************************************************/
 
 /* Pre-requisites */