diff --git a/arch/arm/src/lpc31xx/lpc31_ehci.c b/arch/arm/src/lpc31xx/lpc31_ehci.c
index 0e8b2a078c..f19dd2fa8a 100755
--- a/arch/arm/src/lpc31xx/lpc31_ehci.c
+++ b/arch/arm/src/lpc31xx/lpc31_ehci.c
@@ -3432,7 +3432,7 @@ static int lpc31_enumerate(FAR struct usbhost_connection_s *conn, int rhpndx)
        *    repeat."
        */
 
-      DEBUGASSERT(rhport->ep0.speed = EHCI_FULL_SPEED);
+      DEBUGASSERT(rhport->ep0.speed == EHCI_FULL_SPEED);
 
 #if 0 /* The LPC31xx does not support a companion host controller */
       regval |= EHCI_PORTSC_OWNER;
@@ -3449,7 +3449,7 @@ static int lpc31_enumerate(FAR struct usbhost_connection_s *conn, int rhpndx)
 
   else
     {
-      DEBUGASSERT(rhport->ep0.speed = EHCI_LOW_SPEED);
+      DEBUGASSERT(rhport->ep0.speed == EHCI_LOW_SPEED);
       DEBUGASSERT((regval & USBDEV_PRTSC1_PSPD_MASK) == USBDEV_PRTSC1_PSPD_LS)
     }
 
diff --git a/arch/arm/src/sama5/sam_nand.c b/arch/arm/src/sama5/sam_nand.c
index 5435c6c127..b2bf7f391b 100644
--- a/arch/arm/src/sama5/sam_nand.c
+++ b/arch/arm/src/sama5/sam_nand.c
@@ -2052,7 +2052,7 @@ static int nand_readpage_noecc(struct sam_nandcs_s *priv, off_t block,
         }
     }
 
-  /* Read the spare are is so requested */
+  /* Read the spare area if so requested */
 
   if (spare)
     {