X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..1d8bb8f9bc90a492073b93ef3b422ac947c873e7:/LUFA/Drivers/USB/LowLevel/OTG.h

diff --git a/LUFA/Drivers/USB/LowLevel/OTG.h b/LUFA/Drivers/USB/LowLevel/OTG.h
index 9cce2e690..25cb180a1 100644
--- a/LUFA/Drivers/USB/LowLevel/OTG.h
+++ b/LUFA/Drivers/USB/LowLevel/OTG.h
@@ -47,6 +47,11 @@
 		
 		#include "../../../Common/Common.h"
 
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_USB_DRIVER)
+			#error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
+		#endif
+		
 	/* Public Interface - May be used in end-application: */
 		/* Macros: */
 			/** Mask for the VBUS pulsing method of SRP, supported by some OTG devices.