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authorCatalin Marinas <catalin.marinas@arm.com>2009-07-24 11:34:57 (GMT)
committerCatalin Marinas <catalin.marinas@arm.com>2009-07-24 11:34:57 (GMT)
commit5d57795e26c413656725c26bd053dbee3711adee (patch)
tree99dcb007b88467a13cfc09805d5d730d62fbe27a /arch
parent365f7a43497dfdfdc05ca03896a8e22ee6944179 (diff)
downloadlinux-5d57795e26c413656725c26bd053dbee3711adee.tar.xz
nommu: Add MMU-less support for the RealView boards
This patch defines the IO_ADDRESS macro for the !CONFIG_MMU case. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-realview/include/mach/hardware.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/include/mach/hardware.h b/arch/arm/mach-realview/include/mach/hardware.h
index b42c14f..8a638d1 100644
--- a/arch/arm/mach-realview/include/mach/hardware.h
+++ b/arch/arm/mach-realview/include/mach/hardware.h
@@ -25,6 +25,7 @@
#include <asm/sizes.h>
/* macro to get at IO space when running virtually */
+#ifdef CONFIG_MMU
/*
* Statically mapped addresses:
*
@@ -33,6 +34,9 @@
* 1fxx xxxx -> fexx xxxx
*/
#define IO_ADDRESS(x) (((x) & 0x03ffffff) + 0xfb000000)
+#else
+#define IO_ADDRESS(x) (x)
+#endif
#define __io_address(n) __io(IO_ADDRESS(n))
#endif