From: Chris Zankel <chris@zankel.net>
Date: Tue, 21 Oct 2008 16:08:31 +0000 (-0700)
Subject: xtensa: Fix io regions
X-Git-Tag: v2.6.28-rc1~50^2~1
X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=00c81d23d330207d0fb99ca0c6682265d287816c;p=linux-2.6-omap-h63xx.git

xtensa: Fix io regions

The uncached area starts at e000.0000 and spans 1GB. Also add an IOADDR
macro to determine the bypass region to access the IO space.

Signed-off-by: Chris Zankel <chris@zankel.net>
---

diff --git a/include/asm-xtensa/io.h b/include/asm-xtensa/io.h
index 47c3616ea9a..07b7299dab2 100644
--- a/include/asm-xtensa/io.h
+++ b/include/asm-xtensa/io.h
@@ -18,10 +18,12 @@
 
 #include <linux/types.h>
 
-#define XCHAL_KIO_CACHED_VADDR	0xf0000000
-#define XCHAL_KIO_BYPASS_VADDR	0xf8000000
+#define XCHAL_KIO_CACHED_VADDR	0xe0000000
+#define XCHAL_KIO_BYPASS_VADDR	0xf0000000
 #define XCHAL_KIO_PADDR		0xf0000000
-#define XCHAL_KIO_SIZE		0x08000000
+#define XCHAL_KIO_SIZE		0x10000000
+
+#define IOADDR(x)		(XCHAL_KIO_BYPASS_VADDR + (x))
 
 /*
  * swap functions to change byte order from little-endian to big-endian and