Re: [PATCH v9 1/1] gpio: add sloppy logic analyzer using polling

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On Tue, Jun 18, 2024 at 11:23 AM Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> Hi Bart,
>
> > I could see it using configfs instead of DT for configuration and iio
> > for presenting the output but - from what Wolfram said - insisting on
> > this will simply result in this development being dropped entirely.
>
> How do you assign a GPIO via debugfs? I only found the out-of-tree
> pwm-gpio driver[1] which uses a GPIO number. But those are deprecated
> these days, or? Any other driver doing this you can point me to?
>

You mean configfs? Please take a look at my proposed gpio-virtuser
module, it should do what you want:
https://lore.kernel.org/linux-gpio/20240613092830.15761-1-brgl@xxxxxxxx/

Bart

> Thanks and happy hacking,
>
>    Wolfram
>
> [1] https://lore.kernel.org/lkml/1301630392-20793-3-git-send-email-bgat@xxxxxxxxxxxxxxx/raw





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