[PATCH 3/4] [ARM] Introduce USE_DEFAULT_IO_H to use default definitions in asm/io.h

[Nicolas Pitre]

On Fri, 25 Jun 2010, Eric Miao wrote:

> From: Eric Miao <eric.miao at canonical.com>
> 
> For those machines that can just use the default definitions in asm/io.h,
> there is no need to have a machine specific mach/io.h. Introduce an config
> option for them.

I like this approach.  This allows us to transition specific machines 
gradually, and provide a clear set of conditions for multiple machine 
families to be eventually compilable together.


Nicolas