m68knommu: relax IO_SPACE_LIMIT setting

There is really no limit to the addresses which can be used by the
in*() and out*() family of IO space calls in m68k non-MMU environments.
So don't impose an artificial address limit, allow the full 32bit range.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>

diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h
index 6adef1ee2082c72c4a740d19b091c2c5f19faeb1..7f57436ec18f4fd05d992a2695960fd65ce035d6 100644 (file)
--- a/arch/m68k/include/asm/io_no.h
+++ b/arch/m68k/include/asm/io_no.h
@@ -134,7 +134,7 @@ static inline void io_insl(unsigned int addr, void *buf, int len)
 #define insw(a,b,l) io_insw(a,b,l)
 #define insl(a,b,l) io_insl(a,b,l)
 
-#define IO_SPACE_LIMIT 0xffff
+#define IO_SPACE_LIMIT 0xffffffff
 
 
 /* Values for nocacheflag and cmode */