[Ksummit-discuss] Devicetree Workshop at Kernel Summit Prague (26 Oct 2017)
geert at linux-m68k.org
Wed Oct 18 13:21:40 UTC 2017
On Wed, Oct 18, 2017 at 3:18 PM, Alexandre Belloni
<alexandre.belloni at free-electrons.com> wrote:
> On 18/10/2017 at 15:59:00 +0300, Pantelis Antoniou wrote:
>> > On Oct 18, 2017, at 15:14 , Grant Likely <grant.likely at secretlab.ca> wrote:
>> > On Tue, Oct 17, 2017 at 8:03 PM, Bird, Timothy <Tim.Bird at sony.com> wrote:
>> >>> -----Original Message-----
>> >>> From Geert Uytterhoeven on Tuesday, October 17, 2017 10:24 AM
>> >>> On Tue, Oct 17, 2017 at 7:02 PM, Kumar Gala <kumar.gala at linaro.org> wrote:
>> >>>> I think this also gets to having bindings described in a structured way so
>> >>> they can be utilized for validation of dts files. We are doing a little of this in
>> >>> Zephyr since we are using a structured binding spec to generate code from
>> >>> .dts (since we don’t utilize a runtime dtb).
>> >>> So you are basically generating board files from .dts?
>> >>> (closing the loop ;-)
>> >> I think we ought to do this on Linux, as a size optimization.
>> >> -- Tim
>> >> P.S. I think I'll leave it ambiguous whether this was meant as a joke or not. :-)
>> As crazy that sounds it is possible using the YAML bindings, i.e. C structure definitions
>> and fill-up from DT automatically. Whether this is a good idea it’s another question :)
> But that doesn't work with any driver parsing custom properties (using
> of_property_read_* and the likes). I would very much like to see what
> are the boot time improvements when doing that ;)
Unless you override of_property_read_*() to work on the dense C structures
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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