Fix MISRA rule 8.3 in common code

Rule 8.3: All declarations of an object or function shall
          use the same names and type qualifiers.

Change-Id: Iff384187c74a598a4e73f350a1893b60e9d16cec
Signed-off-by: Roberto Vargas <roberto.vargas@arm.com>
diff --git a/lib/xlat_tables_v2/xlat_tables_private.h b/lib/xlat_tables_v2/xlat_tables_private.h
index 79efbeb..07963b1 100644
--- a/lib/xlat_tables_v2/xlat_tables_private.h
+++ b/lib/xlat_tables_v2/xlat_tables_private.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -83,7 +83,7 @@
 
 /* Enable MMU and configure it to use the specified translation tables. */
 void enable_mmu_arch(unsigned int flags, uint64_t *base_table,
-		unsigned long long pa, uintptr_t max_va);
+		unsigned long long max_pa, uintptr_t max_va);
 
 /*
  * Return 1 if the MMU of the translation regime managed by the given xlat_ctx_t