Index: arch/ppc64/include/arch.h
===================================================================
--- arch/ppc64/include/arch.h	(revision 602c9101593bede5e6931056ddd054069b20ff49)
+++ arch/ppc64/include/arch.h	(revision fbb8b2b91fac4d269552f7e4a7d8fb911c78fda4)
@@ -27,6 +27,16 @@
  */
 
+ /** @addtogroup ppc64	
+ * @{
+ */
+/** @file
+ */
+
 #ifndef __ppc64_ARCH_H__
 #define __ppc64_ARCH_H__
 
 #endif
+
+ /** @}
+ */
+