genmcf548x: Improve Doxygen

Add doxygen to the header files in the genmcf548x/include directory.

c/src/lib/libbsp/m68k/genmcf548x/include/bsp.h

@@ -1,3 +1,11 @@
+/**
+ * @file
+ *
+ * @ingroup m68k_genmcf548x
+ *
+ * @brief Global BSP definitions.
+ */
+
 /*===============================================================*\
 | Project: RTEMS generic mcf548x BSP                              |
 +-----------------------------------------------------------------+
@@ -52,6 +60,14 @@ extern "C" {
 #include <bspopts.h>
 #include <bsp/default-initial-extension.h>
 
+/**
+ * @defgroup m68k_genmcf548x MCF548X Support
+ *
+ * @ingroup bsp_m68k
+ *
+ * @brief MCT548X support.
+ */
+
 #include <rtems.h>
 #include <rtems/iosupp.h>
 #include <rtems/console.h>

c/src/lib/libbsp/m68k/genmcf548x/include/irq.h

@@ -1,3 +1,11 @@
+/**
+ * @file
+ *
+ * @ingroup genmcf548x_interrupt
+ *
+ * @brief Interrupt definitions.
+ */
+
 /*
  * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
  *
@@ -19,6 +27,15 @@
 #include <rtems/irq.h>
 #include <rtems/irq-extension.h>
 
+/**
+ * @defgroup genmcf548x_interrupt Interrupt Support
+ *
+ * @ingroup m68k_genmcf548x
+ *
+ * @brief Interrupt support.
+ */
+
+
 #define MCF548X_IRQ_EPORT_EPF1 1
 #define MCF548X_IRQ_EPORT_EPF2 2
 #define MCF548X_IRQ_EPORT_EPF3 3

c/src/lib/libbsp/m68k/genmcf548x/include/tm27.h

@@ -1,3 +1,11 @@
+/**
+ * @file
+ *
+ * @ingroup m68k_genmcf548x
+ *
+ * @brief Time Test 27 routines.
+ */
+
 /*
  *  The license and distribution terms for this file may be
  *  found in the file LICENSE in this distribution or at