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authorAlexander Shiyan <shc_work@mail.ru>2012-07-16 14:21:46 -0400
committerArnd Bergmann <arnd@arndb.de>2012-07-17 16:24:29 -0400
commit3785d2d0f298ed7aaa7acbd76020be2d66827077 (patch)
tree3cf8a1006a447c9f6e99b080b80d84dd348d856b /arch/arm/mach-clps711x
parent02d7d6d2b695054687677e474f00d2f24a8be49a (diff)
ARM: clps711x: Removed superfluous transform virt_to_bus and related functions
This override does not allow support for multiple machines in a single core. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-clps711x')
-rw-r--r--arch/arm/mach-clps711x/include/mach/memory.h37
1 files changed, 0 insertions, 37 deletions
diff --git a/arch/arm/mach-clps711x/include/mach/memory.h b/arch/arm/mach-clps711x/include/mach/memory.h
index 3a032a67725c..fc0e028d9405 100644
--- a/arch/arm/mach-clps711x/include/mach/memory.h
+++ b/arch/arm/mach-clps711x/include/mach/memory.h
@@ -25,26 +25,6 @@
25 */ 25 */
26#define PLAT_PHYS_OFFSET UL(0xc0000000) 26#define PLAT_PHYS_OFFSET UL(0xc0000000)
27 27
28#if !defined(CONFIG_ARCH_CDB89712) && !defined (CONFIG_ARCH_AUTCPU12)
29
30#define __virt_to_bus(x) ((x) - PAGE_OFFSET)
31#define __bus_to_virt(x) ((x) + PAGE_OFFSET)
32#define __pfn_to_bus(x) (__pfn_to_phys(x) - PHYS_OFFSET)
33#define __bus_to_pfn(x) __phys_to_pfn((x) + PHYS_OFFSET)
34
35#endif
36
37
38/*
39 * Like the SA1100, the EDB7211 has a large gap between physical RAM
40 * banks. In 2.2, the Psion (CL-PS7110) port added custom support for
41 * discontiguous physical memory. In 2.4, we can use the standard
42 * Linux NUMA support.
43 *
44 * This is not necessary for EP7211 implementations with only one used
45 * memory bank. For those systems, simply undefine CONFIG_DISCONTIGMEM.
46 */
47
48/* 28/*
49 * The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211 29 * The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211
50 * uses only one of the two banks (bank #1). However, even within 30 * uses only one of the two banks (bank #1). However, even within
@@ -54,23 +34,6 @@
54 * them, so we use 24 for the node max shift to get 16MB node sizes. 34 * them, so we use 24 for the node max shift to get 16MB node sizes.
55 */ 35 */
56 36
57/*
58 * Because of the wide memory address space between physical RAM banks on the
59 * SA1100, it's much more convenient to use Linux's NUMA support to implement
60 * our memory map representation. Assuming all memory nodes have equal access
61 * characteristics, we then have generic discontiguous memory support.
62 *
63 * Of course, all this isn't mandatory for SA1100 implementations with only
64 * one used memory bank. For those, simply undefine CONFIG_DISCONTIGMEM.
65 *
66 * The nodes are matched with the physical memory bank addresses which are
67 * incidentally the same as virtual addresses.
68 *
69 * node 0: 0xc0000000 - 0xc7ffffff
70 * node 1: 0xc8000000 - 0xcfffffff
71 * node 2: 0xd0000000 - 0xd7ffffff
72 * node 3: 0xd8000000 - 0xdfffffff
73 */
74#define SECTION_SIZE_BITS 24 37#define SECTION_SIZE_BITS 24
75#define MAX_PHYSMEM_BITS 32 38#define MAX_PHYSMEM_BITS 32
76 39