[PATCH 21/21] ARM: Kirkwood: Remove DT support

[Simon Guinot]

On Tue, Feb 25, 2014 at 04:36:14PM +0100, Arnd Bergmann wrote:
> On Tuesday 25 February 2014, Simon Guinot wrote:
> > On Tue, Feb 25, 2014 at 01:44:23PM +0100, Arnd Bergmann wrote:
> > > On Sunday 23 February 2014, Simon Guinot wrote:
> > > > I am quite busy this days but as soon I get some free time I will take
> > > > care of the DT conversion for the Lacie boards.
> > > > 
> > > > Basically, we need to fix some minor issues with the Thomas patches:
> > > > 
> > > > ARM: kirkwood: convert d2net_v2 to DT
> > > > ARM: kirkwood: convert LaCie Net{2, 5}Big v2 platforms to DT
> > > > 
> > > > And also a DT binding must be added to the LED driver leds-netxbig.
> > > 
> > > I just took a brief look at the LED driver. I think it would be
> > > reasonable to move almost all of the platform_data into the driver
> > > itself and associate the two versions with distinct "compatible"
> > > strings. That works in this particular case because while the driver
> > > is generic enough to handle other cases, I also wouldn't expect
> > > it to ever get used again on another platform.
> > 
> > Actually, this driver is also used by the Atom-based LaCie NASes.
> > Mainline support for this platforms should be provided soon.
> 
> Do you use DT for those machines as well, or how do you get the
> data into the driver there?

We are using the old fashion platform_device mechanism. The resources
are defined in some board-setup files stored in the arch/x86/platform
repository.

> 
> > > The main change to the driver would be to add support for a binding
> > > that gets the seven gpio numbers out of the DT then.
> > 
> > Unfortunately not, we have to pass the whole thing through DT.
> 
> Ok :(

Yes, it is pain in the ass :(

Simon
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