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xtensa: avoid duplicate of IO range definitions

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Define IO addresses in a single place, to make it easier to change for
non-standard memory maps.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Baruch Siach
2013-11-17 08:14:54 +02:00
committed by Max Filippov
parent 5f42146e75
commit 4809bb468f
3 changed files with 10 additions and 9 deletions
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6
arch/xtensa/include/asm/io.h
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@@ -14,16 +14,12 @@
#ifdef __KERNEL__
#include <asm/byteorder.h>
#include <asm/page.h>
#include <asm/vectors.h>
#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/types.h>
#define XCHAL_KIO_CACHED_VADDR 0xe0000000
#define XCHAL_KIO_BYPASS_VADDR 0xf0000000
#define XCHAL_KIO_PADDR 0xf0000000
#define XCHAL_KIO_SIZE 0x10000000
#define IOADDR(x) (XCHAL_KIO_BYPASS_VADDR + (x))
#define IO_SPACE_LIMIT ~0