Re: [RFC] SPI core -- revisited

[Jamey Hicks]

Russell King wrote:

> On Thu, Jun 23, 2005 at 11:50:26AM -0400, Jamey Hicks wrote:
>  
>
> > dmitry pervushin wrote:
> >    
> >
> > > we finally decided to rework the SPI core and now it its ready for your comments.. 
> > > Here we have several boards equipped with SPI bus, and use this spi core with these boards; 
> > > Drivers for them are available by request (...and if community approve this patch)
> > >      
> > I'm glad to see that work is progressing on SPI core.  I've worked on 
> > drivers on both ARM linux and Blackfin uclinux that use SPI and would 
> > prefer that they not be platform specific.
> >    
>
> I worry about SPI at the moment because I can't see how it's being used
> from just this code.
>
> The worry I have is that it appears to contain an algorithm layer.  Would
> this be better as a library for drivers to use, or something like that?
>
>  
That's a good point.  I think the only algorithm that really gets shared 
is the bitbanging one, which could be a library, and otherwise it is 
controller specific and might as well be in the adapter.

Jamey


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