staging/dream: add gpio and pmem support

[Pavel Machek]

> > > With this patch, will it build properly?
> > 
> > Its certainly way closer to building... it builds for me, with
> > something like below; platform devices really are initialized from
> > board-* files and get passed parameters.
> 
> Ick.  This isn't ok, we can't take patches for staging stuff in files
> outside of drivers/staging/

I know, I was trying to show that ammount of required changes is very small.

> So for now, I've deleted the drivers/staging/dream/ directory from my
> tree, which will get pushed for 2.6.33.  Please clean the code up and
> get it into buildable shape and I will be glad to add the drivers back
> into the staging directory at that time.

Ok, I got something that builds; verifying it on device is hard, as
last kernel that boots there is 2.6.29...

Should I turn it into series and submit?
									Pavel
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