Index: arch/mips32/include/drivers/serial.h
===================================================================
--- arch/mips32/include/drivers/serial.h	(revision af9a7c57cb5b1118b9fe7512bf136d64c3eee3b2)
+++ arch/mips32/include/drivers/serial.h	(revision b45c443eb976adbe668a3f855f749cf0ad3a5b3f)
@@ -25,4 +25,10 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+ /** @addtogroup mips32	
+ * @{
+ */
+/** @file
  */
 
@@ -61,2 +67,6 @@
 
 #endif
+
+ /** @}
+ */
+