ARM: u300: remove deps from debug macro

This rids the dependency to <mach/hardware.h> (which is an
implicit dependency to <mach/u300-regs.h>) from the U300
debug macro. Take this opportunity to update the file
header.
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/include/debug/u300.S

 /*
- *
- * arch-arm/mach-u300/include/mach/debug-macro.S
- *
- *
- * Copyright (C) 2006-2009 ST-Ericsson AB
+ * Copyright (C) 2006-2013 ST-Ericsson AB
  * License terms: GNU General Public License (GPL) version 2
  * Debugging macro include header.
  * Author: Linus Walleij <linus.walleij@stericsson.com>
  */
-#include <mach/hardware.h>
+#define U300_SLOW_PER_PHYS_BASE		0xc0010000
+#define U300_SLOW_PER_VIRT_BASE		0xff000000
 
 	.macro	addruart, rp, rv, tmp
 	/* If we move the address using MMU, use this. */