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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Boris,

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?
I don't think we want to see the hardcoded numbers in DTS files.

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
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux