ARM: EXYNOS: remove unused <mach/memory.h>

ARCH_EXYNOS doesn't select NEED_MACH_MEMORY_H, so <asm/memory.h> doesn't
include <mach/memory.h> and so this file is not used and can go away.
Signed-off-by: Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
[t.figa@samsung.com: boot tested on Exynos4412-based Trats2 board]
Tested-by: Tomasz Figa <t.figa@samsung.com>
Reviewed-by: Sachin Kamat <sachin.kamat@samsung.com>
[sachin.kamat: Tested on Arndale octa board (Exynos 5420)]
Tested-by: Sachin Kamat <sachin.kamat@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos/include/mach/memory.h

-/*
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com
- *
- * EXYNOS4 - Memory definitions
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H __FILE__
-
-#define PLAT_PHYS_OFFSET		UL(0x40000000)
-
-#ifndef CONFIG_ARM_LPAE
-/* Maximum of 256MiB in one bank */
-#define MAX_PHYSMEM_BITS	32
-#define SECTION_SIZE_BITS	28
-#else
-#define MAX_PHYSMEM_BITS	36
-#define SECTION_SIZE_BITS	31
-#endif
-
-#endif /* __ASM_ARCH_MEMORY_H */