Re: sharp zaurus sl-5500 (collie): touchscreen now works

[Pavel Machek]

Hi!

> > I hacked touchscreen driver a bit (with great help from metan) and it
> > is now actually usable, without much filtering in userland.
> 
> That's good to know! :)

Yep, it makes collie usable.

> > (Very) dirty bigdiff is attached. Proper battery charging (very slow
> > charging is done even without software help) and MMC/SD support are
> > two biggest issues now -- on the kernel front.
> 
> As far as I can see, we should be able to use the existing driver once
> we adapt the code for the SA1100 features. The charging circuitry is
> very similar to the other models as far as I can tell.

Agreed. I just need to find out why ADCs seem to return random values.

> MMC/SD is more of a problem. There is one person with the specs who
> could write the driver but he can't pass them to anyone else :-(.

Did we ever have working MMC with open-source drivers (on collie)? I
thought we had MMC but not SD...

> > On the userland front... any ideas where to get 2.6-compatible GPE
> > environment? It would be nice to see X running :-). Bluetooth support
> > would be nice bonus ;-).
> 
> You can build such an image with OpenEmbedded easily enough ;-). I guess
> you're going to have to run it from the CF card though as the internal
> flash isn't big enough and MMC/SD doesn't work?

Well, provided I can get bitbake to work :-).

But I sense problems... I need CF slot for bluetooth card -- irda is
not really usable. I thought I seen some 16MB gpe images... and then,
there's RAM, too.

								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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