Devicetree
 help / color / mirror / Atom feed
From: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
To: Rask Ingemann Lambertsen <rask-SivP7zSAdNDZaaYASwVUlg@public.gmane.org>
Cc: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>,
	Andre Przywara <andre.przywara-5wv7dgnIgG8@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Ulf Hansson <ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	"linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-sunxi <linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>,
	linux-kernel
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Hans De Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Icenowy Zheng <icenowy-ymACFijhrKM@public.gmane.org>,
	linux-arm-kernel
	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: Dropping device tree pinmux nodes for GPIO usage (Was: [PATCH 3/5] arm64: dts: sun50i: add MMC nodes)
Date: Tue, 17 Jan 2017 09:33:51 +0100	[thread overview]
Message-ID: <20170117083351.jy7jsdpi2zvufq5q@lukather> (raw)
In-Reply-To: <20170115155931.l5tjcdhbz6sj3wke@localhost>

[-- Attachment #1: Type: text/plain, Size: 925 bytes --]

On Sun, Jan 15, 2017 at 04:59:32PM +0100, Rask Ingemann Lambertsen wrote:
> On Tue, Jan 03, 2017 at 10:52:12AM +0800, Chen-Yu Tsai wrote:
> > On Tue, Jan 3, 2017 at 7:03 AM, Andre Przywara <andre.przywara-5wv7dgnIgG8@public.gmane.org> wrote:
> > > +
> > > +                       mmc0_default_cd_pin: mmc0_cd_pin@0 {
> > > +                               pins = "PF6";
> > > +                               function = "gpio_in";
> > > +                               bias-pull-up;
> > > +                       };
> > 
> > We are starting to drop pinmux nodes for gpio usage.
> 
> How do we get the equivalent of bias-pull-up/down and drive-strength if we
> run across a pin that needs it?

Hmm, that's actually a very good question...

For those cases, leave the pinctrl node for now, we'll deal with that
in due time

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

  reply	other threads:[~2017-01-17  8:33 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-02 23:03 [PATCH 0/5] arm64: sunxi: A64: enable MMC support Andre Przywara
     [not found] ` <1483398226-29321-1-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2017-01-02 23:03   ` [PATCH 1/5] drivers: mmc: sunxi: fix A64 calibration routine Andre Przywara
     [not found]     ` <1483398226-29321-2-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2017-01-05 17:47       ` Maxime Ripard
2017-01-08 23:56         ` André Przywara
2017-01-02 23:03   ` [PATCH 2/5] drivers: mmc: sunxi: limit A64 MMC2 to 8K DMA buffer Andre Przywara
     [not found]     ` <1483398226-29321-3-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2017-01-04 14:07       ` Rob Herring
2017-01-05 17:57         ` Maxime Ripard
2017-01-05 23:33           ` André Przywara
     [not found]             ` <87b26848-4f86-f2d2-3f82-db0937c572e2-5wv7dgnIgG8@public.gmane.org>
2017-01-10 14:06               ` Maxime Ripard
2017-01-02 23:03   ` [PATCH 3/5] arm64: dts: sun50i: add MMC nodes Andre Przywara
     [not found]     ` <1483398226-29321-4-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2017-01-03  2:52       ` Chen-Yu Tsai
     [not found]         ` <CAGb2v65GJFTnQZtWHCS7CAtA+Dry94o77aakPLr938BpQksLog-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-01-03 10:48           ` André Przywara
     [not found]             ` <d4c2233c-95aa-4d72-1501-9ecb62f6cd82-5wv7dgnIgG8@public.gmane.org>
2017-01-03 13:28               ` Chen-Yu Tsai
     [not found]                 ` <CAGb2v65GAvyDn1oMXy2cpOD5PFRoYYOk-VbsMPAX3SNFz2ukLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-01-04  0:22                   ` André Przywara
     [not found]                     ` <6e90ad76-8f25-538a-433e-ab31e8fab526-5wv7dgnIgG8@public.gmane.org>
2017-01-04  2:37                       ` Chen-Yu Tsai
2017-01-15 15:59         ` Dropping device tree pinmux nodes for GPIO usage (Was: [PATCH 3/5] arm64: dts: sun50i: add MMC nodes) Rask Ingemann Lambertsen
2017-01-17  8:33           ` Maxime Ripard [this message]
2017-01-05 17:50       ` [PATCH 3/5] arm64: dts: sun50i: add MMC nodes Maxime Ripard
2017-01-02 23:03   ` [PATCH 4/5] arm64: dts: Pine64: add MMC support Andre Przywara
2017-01-02 23:03   ` [PATCH 5/5] arm64: dts: add BananaPi-M64 support Andre Przywara
     [not found]     ` <1483398226-29321-6-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2017-01-05 17:36       ` Maxime Ripard

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=20170117083351.jy7jsdpi2zvufq5q@lukather \
    --to=maxime.ripard-wi1+55scjutkeb57/3fjtnbpr1lh4cv8@public.gmane.org \
    --cc=andre.przywara-5wv7dgnIgG8@public.gmane.org \
    --cc=devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=icenowy-ymACFijhrKM@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org \
    --cc=mark.rutland-5wv7dgnIgG8@public.gmane.org \
    --cc=rask-SivP7zSAdNDZaaYASwVUlg@public.gmane.org \
    --cc=robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    --cc=ulf.hansson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
    --cc=wens-jdAy2FN1RRM@public.gmane.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox