ARM: fix clps711x, footbridge, integrator, ixp2000, ixp2300 and s3c build bug

Anders Grafström reports that footbridge fails to build after 1c4a4f4.
Fix this by adding the necessary definitions for __pfn_to_bus and
__bus_to_pfn.

Reported-by: Anders Grafström <anders.grafstrom@netinsight.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/arm/mach-integrator/include/mach/memory.h b/arch/arm/mach-integrator/include/mach/memory.h
index 4891828454f..991f24d2c11 100644
--- a/arch/arm/mach-integrator/include/mach/memory.h
+++ b/arch/arm/mach-integrator/include/mach/memory.h
@@ -28,6 +28,7 @@
 #define BUS_OFFSET      UL(0x80000000)
 #define __virt_to_bus(x)        ((x) - PAGE_OFFSET + BUS_OFFSET)
 #define __bus_to_virt(x)        ((x) - BUS_OFFSET + PAGE_OFFSET)
-#define __pfn_to_bus(x)         (((x) << PAGE_SHIFT) + BUS_OFFSET)
+#define __pfn_to_bus(x)         (__pfn_to_phys(x) + (BUS_OFFSET - PHYS_OFFSET))
+#define __bus_to_pfn(x)         __phys_to_pfn((x) - (BUS_OFFSET - PHYS_OFFSET))
 
 #endif