diff --git a/src/gmio_core/endian.c b/src/gmio_core/endian.c
index 295ef4b..11c6b5c 100644
--- a/src/gmio_core/endian.c
+++ b/src/gmio_core/endian.c
@@ -34,8 +34,6 @@ gmio_endianness_t gmio_host_endianness()
         return GMIO_LITTLE_ENDIAN;
     if (conv.bytes[0] == 0x01 && conv.bytes[3] == 0x08)
         return GMIO_BIG_ENDIAN;
-    if (conv.bytes[1] == 0x08 && conv.bytes[2] == 0x01)
-        return GMIO_MIDDLE_ENDIAN;
     return GMIO_OTHER_ENDIAN;
 }
 
diff --git a/src/gmio_core/endian.h b/src/gmio_core/endian.h
index 95a5d7c..9b2f8dc 100644
--- a/src/gmio_core/endian.h
+++ b/src/gmio_core/endian.h
@@ -27,16 +27,21 @@ enum gmio_endianness
 {
     GMIO_LITTLE_ENDIAN,
     GMIO_BIG_ENDIAN,
-    GMIO_MIDDLE_ENDIAN,
     GMIO_OTHER_ENDIAN
 };
 
 typedef enum gmio_endianness gmio_endianness_t;
 
+/*! Constants for host endianness */
 enum {
 #ifdef GMIO_HOST_IS_BIG_ENDIAN
     GMIO_HOST_ENDIANNESS = GMIO_BIG_ENDIAN
 #else
+    /*! Defines the endianness(byte order) used by the host computer for storing
+     *  data in memory.
+     *
+     * It is set at configure-time to one of the value of gmio_endianness
+     */
     GMIO_HOST_ENDIANNESS = GMIO_LITTLE_ENDIAN
 #endif
 };