ARM: io: add a default IO_SPACE_LIMIT definition
authorRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 6 Jul 2011 11:49:59 +0000 (12:49 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 17 Aug 2011 07:44:17 +0000 (08:44 +0100)
Add a default IO_SPACE_LIMIT definition.  Explain the chosen value and
suggest why platforms would want to make it larger.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/include/asm/io.h

Simple merge