m68k: merge the non-MMU and MMU versions of param.h

It is trivial to merge the non-MMU and MMU versions of param.h.
Without a single file "make headers_install" is broken for m68k
(since each of the sub-varients of param.h are not installed).
Signed-off-by: Greg Ungerer <gerg@uclinux.org>

arch/m68k/include/asm/param.h

+#ifndef _M68K_PARAM_H
+#define _M68K_PARAM_H
+
+#ifdef __KERNEL__
+# define HZ		CONFIG_HZ	/* Internal kernel timer frequency */
+# define USER_HZ	100		/* .. some user interfaces are in "ticks" */
+# define CLOCKS_PER_SEC	(USER_HZ)	/* like times() */
+#endif
+
+#ifndef HZ
+#define HZ 100
+#endif
+
 #ifdef __uClinux__
-#include "param_no.h"
+#define EXEC_PAGESIZE	4096
 #else
-#include "param_mm.h"
+#define EXEC_PAGESIZE	8192
+#endif
+
+#ifndef NOGROUP
+#define NOGROUP		(-1)
 #endif
+
+#define MAXHOSTNAMELEN	64	/* max length of hostname */
+
+#endif /* _M68K_PARAM_H */

arch/m68k/include/asm/param_mm.h

-#ifndef _M68K_PARAM_H
-#define _M68K_PARAM_H
-
-#ifdef __KERNEL__
-# define HZ		CONFIG_HZ	/* Internal kernel timer frequency */
-# define USER_HZ	100		/* .. some user interfaces are in "ticks" */
-# define CLOCKS_PER_SEC	(USER_HZ)	/* like times() */
-#endif
-
-#ifndef HZ
-#define HZ 100
-#endif
-
-#define EXEC_PAGESIZE	8192
-
-#ifndef NOGROUP
-#define NOGROUP		(-1)
-#endif
-
-#define MAXHOSTNAMELEN	64	/* max length of hostname */
-
-#endif /* _M68K_PARAM_H */

arch/m68k/include/asm/param_no.h

-#ifndef _M68KNOMMU_PARAM_H
-#define _M68KNOMMU_PARAM_H
-
-#ifdef __KERNEL__
-#define HZ CONFIG_HZ
-#define	USER_HZ		HZ
-#define	CLOCKS_PER_SEC	(USER_HZ)
-#endif
-
-#ifndef HZ
-#define HZ	100
-#endif
-
-#define EXEC_PAGESIZE	4096
-
-#ifndef NOGROUP
-#define NOGROUP		(-1)
-#endif
-
-#define MAXHOSTNAMELEN	64	/* max length of hostname */
-
-#endif /* _M68KNOMMU_PARAM_H */