linux-kernel - Re: [PATCH v3 09/22] i2c: tegra: Clean up probe function

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Message-ID: <CAHp75VerqMmyDnbxaWN0R-DYPkOosh-R9CG970Sh+EqG21oZ8w@mail.gmail.com>
Date:   Thu, 3 Sep 2020 17:02:18 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Michał Mirosław <mirq-linux@...e.qmqm.pl>,
        linux-i2c <linux-i2c@...r.kernel.org>,
        linux-tegra@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 09/22] i2c: tegra: Clean up probe function

On Thu, Sep 3, 2020 at 4:48 PM Dmitry Osipenko <digetx@...il.com> wrote:
> 03.09.2020 14:17, Andy Shevchenko пишет:
> > On Thu, Sep 3, 2020 at 3:54 AM Dmitry Osipenko <digetx@...il.com> wrote:

...

> >> +       of_property_read_u32(np, "clock-frequency", &bus_clk_rate);
> >> +       i2c_dev->bus_clk_rate = bus_clk_rate;
> >
> > Hmm... I dunno if Wolfram is going to implement a special helper
> > exactly for this. I remember we discussed that with him during v5.8
> > (?) times.
>
> I now see that there is a i2c_parse_fw_timings() which parses
> "clock-frequency" and other common properties. I could switch to use
> that helper, but not sure whether it would be really worthwhile because
> only one property is needed to be parsed. I'll consider this change for
> v4, thank you for the suggestion!

That's exactly why I was wondering about the current state of affairs
with the discussed helper which should only parse the clock-frequency
property.

-- 
With Best Regards,
Andy Shevchenko