Re: [PATCH v3 11/11] dt-bindings: gpio: Add bindings for Cadence I3C gpio expander

[Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>]

Hi Boris,

On Mon, Mar 26, 2018 at 1:25 PM, Boris Brezillon
<boris.brezillon@xxxxxxxxxxx> wrote:
> On Mon, 26 Mar 2018 12:12:54 +0200
> Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>> On Fri, Mar 23, 2018 at 12:00 PM, Boris Brezillon
>> <boris.brezillon@xxxxxxxxxxx> wrote:
>> > Document the Cadence I3C gpio expander bindings.
>> >
>> > Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
>>
>> Thanks for your patch!
>>
>> > --- /dev/null
>> > +++ b/Documentation/devicetree/bindings/gpio/gpio-cdns-i3c.txt
>>
>> > +- #interrupt-cells : Should be 2.  The first cell is the GPIO number.
>> > +  The second cell bits[3:0] is used to specify trigger type and level flags:
>> > +      1 = low-to-high edge triggered.
>> > +      2 = high-to-low edge triggered.
>> > +      3 = triggered on both edges.
>> > +      4 = active high level-sensitive.
>> > +      8 = active low level-sensitive.
>>
>> These are identical to the values in <dt-bindings/interrupt-controller/irq.h>.
>> Perhaps you can refer to those definitions?
>
> Well, I'm not sure this is allowed since DT bindings docs are
> supposed to be OS-agnostic and macros defined in
> <dt-bindings/interrupt-controller/irq.h> are, AFAIK, only available to
> Linux.

If they're under include/dt-bindings/, they're part of the DT bindings.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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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