From dc64aa41b646ef8fae1974d2c590dbf016a9aedd Mon Sep 17 00:00:00 2001
From: David Lin <linpeng1577@gmail.com>
Date: Thu, 26 Nov 2020 23:34:12 +0800
Subject: [PATCH] Update vbus_hw.h

---
 bsp/lpc43xx/M0/applications/vbus_hw.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bsp/lpc43xx/M0/applications/vbus_hw.h b/bsp/lpc43xx/M0/applications/vbus_hw.h
index cceee706b4..850466cc45 100644
--- a/bsp/lpc43xx/M0/applications/vbus_hw.h
+++ b/bsp/lpc43xx/M0/applications/vbus_hw.h
@@ -7,6 +7,9 @@
  * 2015-01-07     Grissiom     init commit
  */
 
+#ifndef __VBUS_HW_H__
+#define __VBUS_HW_H__
+
 #include <rtthread.h>
 #include <board.h>
 
@@ -32,3 +35,5 @@ rt_inline void rt_vbus_smp_mb(void)
 {
     __DSB();
 }
+
+#endif /* __VBUS_HW_H__ */
-- 
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