[meta-freescale] dts and dtb files

Alex J Lennon ajlennon at dynamicdevices.co.uk
Thu Jan 16 13:04:40 PST 2014

Hi Niklas,

On 16/01/2014 00:22, Niklas Molin wrote:
> Hi.
> I'm trying to figure out how the dts/dtsi and dtb files works, when
> compiling for the sabreSD board.
> Where can I find more info about this?

It appears to be a bit of a black art.

The ePAPR document helped me a lot (seems to need a login now but I
believe it's the one I was referencing when I last looked at this)


There was a presentation at ELCE 2013 which I also found useful. Device
Tree seems to be a bit of a work in progress,


Hope this helps, Cheers,


> When I checked in the imx6dlsabresd.conf, it pointed to some dtb (e.g.
> imx6dl-sabresd.dtb) files (which seems to be some kind of binary files).
> If I want to modify (enable/disable ports etc.) in my project, is it
> ht edts and dtsi files I should use then.
> Does these file have to be compiled in some way, to be included in the
> sabresd project?
> Thanks,
> Niklas
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