rpi3: Remove dependencies on Arm platform code

The Raspberry Pi 3 port doesn't actually depend on any Arm platform
code, so the dependencies can be removed.

Change-Id: Ic2f47f5001bebde3862815b1d880a169d82b3f65
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
diff --git a/plat/rpi3/include/plat_macros.S b/plat/rpi3/include/plat_macros.S
index f5e057e..c0c3967 100644
--- a/plat/rpi3/include/plat_macros.S
+++ b/plat/rpi3/include/plat_macros.S
@@ -1,13 +1,10 @@
 /*
- * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
-#ifndef __PLAT_MACROS_S__
-#define __PLAT_MACROS_S__
-
-#include <arm_macros.S>
-#include <platform_def.h>
+#ifndef PLAT_MACROS_S
+#define PLAT_MACROS_S
 
 	/* ---------------------------------------------
 	 * The below required platform porting macro
@@ -20,4 +17,4 @@
 	.macro plat_crash_print_regs
 	.endm
 
-#endif /* __PLAT_MACROS_S__ */
+#endif /* PLAT_MACROS_S */