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-rw-r--r--arch/arm/mach-u300/include/mach/memory.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/mach-u300/include/mach/memory.h b/arch/arm/mach-u300/include/mach/memory.h
new file mode 100644
index 00000000000..888e2e351ee
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/memory.h
@@ -0,0 +1,42 @@
1/*
2 *
3 * arch/arm/mach-u300/include/mach/memory.h
4 *
5 *
6 * Copyright (C) 2007-2009 ST-Ericsson AB
7 * License terms: GNU General Public License (GPL) version 2
8 * Memory virtual/physical mapping constants.
9 * Author: Linus Walleij <linus.walleij@stericsson.com>
10 * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
11 */
12
13#ifndef __MACH_MEMORY_H
14#define __MACH_MEMORY_H
15
16#ifdef CONFIG_MACH_U300_DUAL_RAM
17
18#define PLAT_PHYS_OFFSET UL(0x48000000)
19#define BOOT_PARAMS_OFFSET (PHYS_OFFSET + 0x100)
20
21#else
22
23#ifdef CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
24#define PLAT_PHYS_OFFSET (0x28000000 + \
25 (CONFIG_MACH_U300_ACCESS_MEM_SIZE - \
26 (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
27#else
28#define PLAT_PHYS_OFFSET (0x28000000 + \
29 (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
30 (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
31#endif
32#define BOOT_PARAMS_OFFSET (0x28000000 + \
33 (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
34 (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100)
35#endif
36
37/*
38 * We enable a real big DMA buffer if need be.
39 */
40#define CONSISTENT_DMA_SIZE SZ_4M
41
42#endif