From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Marc Zyngier <maz@kernel.org>,
linux-gpio@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, Bartosz Golaszewski <brgl@bgdev.pl>,
Jonathan Corbet <corbet@lwn.net>,
Hans de Goede <hdegoede@redhat.com>
Subject: Re: [PATCH v1 1/3] Documentation: gpio: Input mode is not true Hi-Z
Date: Fri, 10 Mar 2023 19:25:13 +0200 [thread overview]
Message-ID: <ZAtn+TIB/5ngaF7w@smile.fi.intel.com> (raw)
In-Reply-To: <CACRpkdYVU2KJMw=FRxCLXbpWY+42RGheHvnqzg2bo2=JjTRCOw@mail.gmail.com>
On Sat, Dec 03, 2022 at 10:33:50AM +0100, Linus Walleij wrote:
> On Wed, Nov 30, 2022 at 4:55 PM Andy Shevchenko
> <andriy.shevchenko@linux.intel.com> wrote:
>
> > The true Hi-Z (a.k.a. high impedance) mode is when pin is completely
> > disconnected from the chip. This includes input buffer as well.
> > Nevertheless, some hardware may not support that mode and they are
> > considering input only as Hi-Z, but more precisely it is an equivalent
> > to that, in electronics it's basically "an antenna mode".
> >
> > Sligthly correct documentation to take the above into consideration.
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Bart, can you apply only the first patch from the series, on which we have
a consensus (I believe?).
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2023-03-10 17:25 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-30 15:55 [PATCH v1 1/3] Documentation: gpio: Input mode is not true Hi-Z Andy Shevchenko
2022-11-30 15:55 ` [PATCH v1 2/3] Documentation: gpio: Add a section on what to return in ->get() callback Andy Shevchenko
2022-11-30 16:12 ` Hans de Goede
2022-11-30 16:14 ` Hans de Goede
2022-11-30 16:22 ` Andy Shevchenko
2022-11-30 16:20 ` Andy Shevchenko
2022-12-01 11:18 ` Hans de Goede
2022-12-03 9:38 ` Linus Walleij
2022-12-03 12:09 ` Hans de Goede
2022-12-05 1:43 ` Kent Gibson
2022-12-05 12:08 ` Andy Shevchenko
2022-12-05 15:35 ` Kent Gibson
2022-12-07 0:06 ` Linus Walleij
2022-12-07 9:55 ` Andy Shevchenko
2022-12-07 10:11 ` Kent Gibson
2022-12-07 13:49 ` Linus Walleij
2022-11-30 15:55 ` [PATCH v1 3/3] Documentation: gpio: Replace leading TABs by spaces in the code blocks Andy Shevchenko
2022-12-03 9:35 ` Linus Walleij
2022-12-03 9:33 ` [PATCH v1 1/3] Documentation: gpio: Input mode is not true Hi-Z Linus Walleij
2023-03-10 17:25 ` Andy Shevchenko [this message]
2023-03-15 10:07 ` Bartosz Golaszewski
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