linux-kernel - Re: [PATCH v2 3/4] gpio: aggregator: Set up a parser of delay line parameters

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Message-ID: <CAHp75Vc9Ra4_rRhtScDrNqV0SJPNf-MDF_yksbKoYnTDuYeAxg@mail.gmail.com>
Date:   Thu, 15 Jun 2023 11:52:03 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Alexander Stein <alexander.stein@...tq-group.com>,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Andy Shevchenko <andy@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: Re: [PATCH v2 3/4] gpio: aggregator: Set up a parser of delay line parameters

On Thu, Jun 15, 2023 at 9:37 AM Linus Walleij <linus.walleij@...aro.org> wrote:
> On Thu, Jun 15, 2023 at 1:14 AM Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
>
> > The aggregator mode can also handle properties of the platform,
> > that do not belong to the GPIO controller itself. One of such
> > a property is a signal delay line. Set up a parser to support it.
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>
> I guess this is one of those instances where we actually need some OF-specific
> code for parsing the special case, and other HW descriptions will need
> other special code. It's fine for non-trivial stuff I think.

Actually if you look into IIO, the xlate there is fwnode specific
nowadays and theoretically the specifics of OF can be parsed in ACPI
as well. I would like to get rid of OF_GPIO completely, but let's
see...

> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Thank you!

-- 
With Best Regards,
Andy Shevchenko