[PATCH 2/4] ARM: clps711x: Removed superfluous transform virt_to_bus and related functions
Alexander Shiyan
shc_work at mail.ru
Mon Jul 16 14:21:46 EDT 2012
This override does not allow support for multiple machines in a single core.
Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
---
arch/arm/mach-clps711x/include/mach/memory.h | 37 --------------------------
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 3a032a6..fc0e028 100644
--- a/arch/arm/mach-clps711x/include/mach/memory.h
+++ b/arch/arm/mach-clps711x/include/mach/memory.h
@@ -25,26 +25,6 @@
*/
#define PLAT_PHYS_OFFSET UL(0xc0000000)
-#if !defined(CONFIG_ARCH_CDB89712) && !defined (CONFIG_ARCH_AUTCPU12)
-
-#define __virt_to_bus(x) ((x) - PAGE_OFFSET)
-#define __bus_to_virt(x) ((x) + PAGE_OFFSET)
-#define __pfn_to_bus(x) (__pfn_to_phys(x) - PHYS_OFFSET)
-#define __bus_to_pfn(x) __phys_to_pfn((x) + PHYS_OFFSET)
-
-#endif
-
-
-/*
- * Like the SA1100, the EDB7211 has a large gap between physical RAM
- * banks. In 2.2, the Psion (CL-PS7110) port added custom support for
- * discontiguous physical memory. In 2.4, we can use the standard
- * Linux NUMA support.
- *
- * This is not necessary for EP7211 implementations with only one used
- * memory bank. For those systems, simply undefine CONFIG_DISCONTIGMEM.
- */
-
/*
* The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211
* uses only one of the two banks (bank #1). However, even within
@@ -54,23 +34,6 @@
* them, so we use 24 for the node max shift to get 16MB node sizes.
*/
-/*
- * Because of the wide memory address space between physical RAM banks on the
- * SA1100, it's much more convenient to use Linux's NUMA support to implement
- * our memory map representation. Assuming all memory nodes have equal access
- * characteristics, we then have generic discontiguous memory support.
- *
- * Of course, all this isn't mandatory for SA1100 implementations with only
- * one used memory bank. For those, simply undefine CONFIG_DISCONTIGMEM.
- *
- * The nodes are matched with the physical memory bank addresses which are
- * incidentally the same as virtual addresses.
- *
- * node 0: 0xc0000000 - 0xc7ffffff
- * node 1: 0xc8000000 - 0xcfffffff
- * node 2: 0xd0000000 - 0xd7ffffff
- * node 3: 0xd8000000 - 0xdfffffff
- */
#define SECTION_SIZE_BITS 24
#define MAX_PHYSMEM_BITS 32
--
1.7.3.4
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