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>

plat/rpi3/include/plat_macros.S

 /*
- * 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 */

plat/rpi3/platform.mk

@@ -5,8 +5,6 @@
 #
 
 PLAT_INCLUDES		:=	-Iinclude/common/tbbr			\
-				-Iinclude/plat/arm/common/		\
-				-Iinclude/plat/arm/common/aarch64/	\
 				-Iplat/rpi3/include
 
 PLAT_BL_COMMON_SOURCES	:=	drivers/console/aarch64/console.S	\