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nommu: Add MMU-less support for the RealView boards

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This patch defines the IO_ADDRESS macro for the !CONFIG_MMU case.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Catalin Marinas 2009-07-24 12:34:57 +01:00
parent 365f7a4349
commit 5d57795e26
1 changed files with 4 additions and 0 deletions
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4
arch/arm/mach-realview/include/mach/hardware.h
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@ -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