All of lore.kernel.org
 help / color / mirror / Atom feed
From: olof@lixom.net (Olof Johansson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/5] Documentation: add description of DT binding for the gpio-mvebu driver
Date: Mon, 27 Aug 2012 14:53:26 -0700	[thread overview]
Message-ID: <20120827215133.GA7431@lumpy> (raw)
In-Reply-To: <1344691906-15985-3-git-send-email-thomas.petazzoni@free-electrons.com>

Hi,

On Sat, Aug 11, 2012 at 03:31:43PM +0200, Thomas Petazzoni wrote:
> +- gpio-controller: marks the device node as a gpio controller
> +
> +- ngpios: number of GPIOs this controller has
> +
> +- #gpio-cells: Should be one. It is the pin number.

Most platforms will hit a need to encode polarity of the GPIO, in
particular on inputs. Having an extra cell for flags is quite useful.

  parent reply	other threads:[~2012-08-27 21:53 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-11 13:31 gpio: mvebu: new gpio driver for mvebu platforms Thomas Petazzoni
2012-08-11 13:31 ` [PATCH 1/5] gpio: introduce gpio-mvebu driver for Marvell SoCs Thomas Petazzoni
2012-08-11 13:31 ` [PATCH 2/5] Documentation: add description of DT binding for the gpio-mvebu driver Thomas Petazzoni
2012-08-20 14:32   ` Linus Walleij
2012-08-27 21:53   ` Olof Johansson [this message]
2012-09-02  7:33     ` Linus Walleij
2012-09-05  4:51       ` Olof Johansson
2012-09-05  8:31         ` Linus Walleij
2012-08-11 13:31 ` [PATCH 3/5] arm: mvebu: use GPIO support now that a driver is available Thomas Petazzoni
2012-08-11 13:31 ` [PATCH 4/5] arm: mvebu: add DT information for GPIO banks on Armada 370 and XP Thomas Petazzoni
2012-08-11 13:31 ` [PATCH 5/5] arm: mvebu: add gpio support in defconfig Thomas Petazzoni
  -- strict thread matches above, loose matches on Subject: below --
2012-08-11 17:10 [v2] gpio: mvebu: new gpio driver for mvebu platforms Thomas Petazzoni
2012-08-11 17:10 ` [PATCH 2/5] Documentation: add description of DT binding for the gpio-mvebu driver Thomas Petazzoni

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=20120827215133.GA7431@lumpy \
    --to=olof@lixom.net \
    --cc=linux-arm-kernel@lists.infradead.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.