[PATCH 8/8] spi: sirf: make DMA transfer mode optional

[Mark Brown]

On Fri, Sep 05, 2014 at 04:14:17PM +0800, Barry Song wrote:

> i have no strong technical reason for this as the benefit is not
> always technical. you know....the commit log has provided the reason
> for this patch.
> the difficulty for me is maintaining the difference between mainline
> and local codes, but if we have to maintain two copies,  we can.

OK, well I think that's best though it would be better if we were able
to understand what benefit your customers believe they are seeing here
and hopefully address it in a better way.  Doing this sort of thing with
Kconfig options is not great, especially when you start trying to build
kernels that work with more than one board.
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