1 files changed, 10 insertions, 2 deletions
diff --git a/nuttx/arch/arm/src/lm3s/lm3s_internal.h b/nuttx/arch/arm/src/lm3s/lm3s_internal.h
index 0f48c6f23..22a69a24c 100644
--- a/nuttx/arch/arm/src/lm3s/lm3s_internal.h
+++ b/nuttx/arch/arm/src/lm3s/lm3s_internal.h
@@ -250,8 +250,6 @@ EXTERN void lm3s_clockconfig(uint32 newrcc, uint32 newrcc2);
 
 EXTERN void up_clockconfig(void);
 
-/* Configure a GPIO pin */
-
 /****************************************************************************
  * Name: lm3s_configgpio
  *
@@ -292,6 +290,16 @@ EXTERN void lm3s_gpiowrite(uint32 pinset, boolean value);
 
 EXTERN boolean lm3s_gpioread(uint32 pinset, boolean value);
 
+/****************************************************************************
+ * Name: gpio_irqinitialize
+ *
+ * Description:
+ *   Initialize all vectors to the unexpected interrupt handler
+ *
+ ****************************************************************************/
+
+EXTERN int weak_function gpio_irqinitialize(void);
+
 #undef EXTERN
 #if defined(__cplusplus)
 }