From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Linus Walleij <linus.walleij@linaro.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-gpio@vger.kernel.org
Subject: Re: [PATCH] pinctrl: baytrail: Enable glitch filter on some systems
Date: Fri, 29 Dec 2017 12:54:54 +0200 [thread overview]
Message-ID: <20171229105454.GD27654@lahna.fi.intel.com> (raw)
In-Reply-To: <20171228224128.29065-1-hdegoede@redhat.com>
On Thu, Dec 28, 2017 at 11:41:28PM +0100, Hans de Goede wrote:
> On some systems, some PCB traces attached to edge triggered GpioInts
> are routed in such a way that they pick up enough interference to
> constantly (many times per second) trigger.
>
> Enabling glitch-filtering fixes this. This commit introduces a DMI
> list with systems which need this, but maybe we should enable this on
> all Bay Trail GPIOs used as edge-triggered interrupts?
I think it makes sense to always enable it for GPIOs used as interrupts
(regardless whether it is edge or level).
next prev parent reply other threads:[~2017-12-29 10:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-28 22:41 [PATCH] pinctrl: baytrail: Enable glitch filter on some systems Hans de Goede
2017-12-29 10:54 ` Mika Westerberg [this message]
2018-01-01 11:58 ` Hans de Goede
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20171229105454.GD27654@lahna.fi.intel.com \
--to=mika.westerberg@linux.intel.com \
--cc=andriy.shevchenko@linux.intel.com \
--cc=hdegoede@redhat.com \
--cc=heikki.krogerus@linux.intel.com \
--cc=linus.walleij@linaro.org \
--cc=linux-gpio@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.