[PATCH 3/4] ARM: create a common IOMEM definition

[Tony Lindgren]

* Rob Herring <robherring2 at gmail.com> [120311 14:11]:
> From: Rob Herring <rob.herring at calxeda.com>
> 
> Several platforms create IOMEM defines for casting to 'void __iomem *',
> and other platforms are incorrectly using __io() macro for the same
> purpose. This creates a common definition and removes all the platform
> specific versions. Rather than try to make linux/io.h and asm/io.h
> assembly safe, the assembly version of IOMEM is moved into
> asm/assembler.h.

Glad to see this:

Acked-by: Tony Lindgren <tony at atomide.com>