From: Felipe Balbi <balbi@ti.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Benoit Cousson <b-cousson@ti.com>,
Sourav Poddar <sourav.poddar@ti.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
tony@atomide.com, linux-omap@vger.kernel.org,
linux-kernel@vger.kernel.org,
devicetree-discuss@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org,
linux-input@vger.kernel.org, Felipe Balbi <balbi@ti.com>
Subject: Re: [PATCHv2] Input: omap4-keypad: Add pinctrl support
Date: Tue, 23 Oct 2012 13:03:33 +0300 [thread overview]
Message-ID: <20121023100333.GA24418@arwen.pp.htv.fi> (raw)
In-Reply-To: <CACRpkdbhCS-Vb0DtbTZQ_Zw_8SOh3Bqutme3Y2-QrxNqvMiNNw@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1057 bytes --]
Hi,
On Tue, Oct 23, 2012 at 12:04:01PM +0200, Linus Walleij wrote:
> On Tue, Oct 23, 2012 at 11:35 AM, Benoit Cousson <b-cousson@ti.com> wrote:
> > On 10/23/2012 11:13 AM, Linus Walleij wrote:
>
> >> So Sourav, please tell us a bit about your plans for this
> >> and other drivers!
> >
> > Yeah, this idea is to handle pinctrl from all the drivers, and
> > potentially change the mode during suspend when it is relevant.
>
> I'm leaning toward the same approach for ux500.
>
> But it appears that shmobile prefer to get all resources using
> bus notifiers.
>
> So we need to form some kind of consensus ... or live with
> the fact that different systems do it different ways. Which will
> explode the day we need to use a driver on two systems,
> each using the other approach :-)
I much prefer having drivers explicitly manage all their resources,
which would mean that pinctrl calls need to be done on probe() and, if
necessary, during suspend()/resume().
Using bus notifiers for that is quite a hack IMHO.
--
balbi
[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 836 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: balbi@ti.com (Felipe Balbi)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv2] Input: omap4-keypad: Add pinctrl support
Date: Tue, 23 Oct 2012 13:03:33 +0300 [thread overview]
Message-ID: <20121023100333.GA24418@arwen.pp.htv.fi> (raw)
In-Reply-To: <CACRpkdbhCS-Vb0DtbTZQ_Zw_8SOh3Bqutme3Y2-QrxNqvMiNNw@mail.gmail.com>
Hi,
On Tue, Oct 23, 2012 at 12:04:01PM +0200, Linus Walleij wrote:
> On Tue, Oct 23, 2012 at 11:35 AM, Benoit Cousson <b-cousson@ti.com> wrote:
> > On 10/23/2012 11:13 AM, Linus Walleij wrote:
>
> >> So Sourav, please tell us a bit about your plans for this
> >> and other drivers!
> >
> > Yeah, this idea is to handle pinctrl from all the drivers, and
> > potentially change the mode during suspend when it is relevant.
>
> I'm leaning toward the same approach for ux500.
>
> But it appears that shmobile prefer to get all resources using
> bus notifiers.
>
> So we need to form some kind of consensus ... or live with
> the fact that different systems do it different ways. Which will
> explode the day we need to use a driver on two systems,
> each using the other approach :-)
I much prefer having drivers explicitly manage all their resources,
which would mean that pinctrl calls need to be done on probe() and, if
necessary, during suspend()/resume().
Using bus notifiers for that is quite a hack IMHO.
--
balbi
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20121023/339bb2ed/attachment.sig>
WARNING: multiple messages have this Message-ID (diff)
From: Felipe Balbi <balbi@ti.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Benoit Cousson <b-cousson@ti.com>,
Sourav Poddar <sourav.poddar@ti.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>, <tony@atomide.com>,
<linux-omap@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<devicetree-discuss@lists.ozlabs.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-input@vger.kernel.org>, Felipe Balbi <balbi@ti.com>
Subject: Re: [PATCHv2] Input: omap4-keypad: Add pinctrl support
Date: Tue, 23 Oct 2012 13:03:33 +0300 [thread overview]
Message-ID: <20121023100333.GA24418@arwen.pp.htv.fi> (raw)
In-Reply-To: <CACRpkdbhCS-Vb0DtbTZQ_Zw_8SOh3Bqutme3Y2-QrxNqvMiNNw@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1057 bytes --]
Hi,
On Tue, Oct 23, 2012 at 12:04:01PM +0200, Linus Walleij wrote:
> On Tue, Oct 23, 2012 at 11:35 AM, Benoit Cousson <b-cousson@ti.com> wrote:
> > On 10/23/2012 11:13 AM, Linus Walleij wrote:
>
> >> So Sourav, please tell us a bit about your plans for this
> >> and other drivers!
> >
> > Yeah, this idea is to handle pinctrl from all the drivers, and
> > potentially change the mode during suspend when it is relevant.
>
> I'm leaning toward the same approach for ux500.
>
> But it appears that shmobile prefer to get all resources using
> bus notifiers.
>
> So we need to form some kind of consensus ... or live with
> the fact that different systems do it different ways. Which will
> explode the day we need to use a driver on two systems,
> each using the other approach :-)
I much prefer having drivers explicitly manage all their resources,
which would mean that pinctrl calls need to be done on probe() and, if
necessary, during suspend()/resume().
Using bus notifiers for that is quite a hack IMHO.
--
balbi
[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 836 bytes --]
next prev parent reply other threads:[~2012-10-23 10:09 UTC|newest]
Thread overview: 162+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-22 13:13 [PATCHv2] Input: omap4-keypad: Add pinctrl support Sourav Poddar
2012-10-22 13:13 ` Sourav Poddar
2012-10-22 13:13 ` Sourav Poddar
2012-10-22 15:50 ` Dmitry Torokhov
2012-10-22 15:50 ` Dmitry Torokhov
2012-10-23 9:13 ` Linus Walleij
2012-10-23 9:13 ` Linus Walleij
2012-10-23 9:35 ` Benoit Cousson
2012-10-23 9:35 ` Benoit Cousson
2012-10-23 9:35 ` Benoit Cousson
2012-10-23 10:04 ` Linus Walleij
2012-10-23 10:04 ` Linus Walleij
2012-10-23 10:03 ` Felipe Balbi [this message]
2012-10-23 10:03 ` Felipe Balbi
2012-10-23 10:03 ` Felipe Balbi
2012-10-23 10:23 ` Thomas Petazzoni
2012-10-23 10:23 ` Thomas Petazzoni
2012-10-23 10:29 ` Linus Walleij
2012-10-23 10:29 ` Linus Walleij
2012-10-23 10:29 ` Felipe Balbi
2012-10-23 10:29 ` Felipe Balbi
2012-10-23 10:29 ` Felipe Balbi
2012-10-23 10:45 ` Linus Walleij
2012-10-23 10:45 ` Linus Walleij
2012-10-23 10:42 ` Felipe Balbi
2012-10-23 10:42 ` Felipe Balbi
2012-10-23 10:42 ` Felipe Balbi
2012-10-23 11:11 ` Thomas Petazzoni
2012-10-23 11:11 ` Thomas Petazzoni
2012-10-23 17:02 ` Mitch Bradley
2012-10-23 17:02 ` Mitch Bradley
2012-10-23 17:20 ` Felipe Balbi
2012-10-23 17:20 ` Felipe Balbi
2012-10-23 17:20 ` Felipe Balbi
2012-10-23 17:51 ` Mitch Bradley
2012-10-23 17:51 ` Mitch Bradley
[not found] ` <5086D91A.5080109-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2012-10-23 17:51 ` Felipe Balbi
2012-10-23 17:51 ` Felipe Balbi
2012-10-23 17:51 ` Felipe Balbi
[not found] ` <20121022155028.GA13791-WlK9ik9hQGAhIp7JRqBPierSzoNAToWh@public.gmane.org>
2012-10-23 9:18 ` Benoit Cousson
2012-10-23 9:18 ` Benoit Cousson
2012-10-23 9:18 ` Benoit Cousson
2012-10-23 20:02 ` Dmitry Torokhov
2012-10-23 20:02 ` Dmitry Torokhov
[not found] ` <20121023200249.GA2712-WlK9ik9hQGAhIp7JRqBPierSzoNAToWh@public.gmane.org>
2012-10-24 8:37 ` Felipe Balbi
2012-10-24 8:37 ` Felipe Balbi
2012-10-24 8:37 ` Felipe Balbi
2012-10-24 16:14 ` Dmitry Torokhov
2012-10-24 16:14 ` Dmitry Torokhov
2012-10-24 16:51 ` Linus Walleij
2012-10-24 16:51 ` Linus Walleij
2012-10-24 17:28 ` Dmitry Torokhov
2012-10-24 17:28 ` Dmitry Torokhov
2012-10-24 18:58 ` Felipe Balbi
2012-10-24 18:58 ` Felipe Balbi
2012-10-24 18:58 ` Felipe Balbi
[not found] ` <20121024185818.GB772-S8G//mZuvNWo5Im9Ml3/Zg@public.gmane.org>
2012-10-25 20:59 ` Mark Brown
2012-10-25 20:59 ` Mark Brown
2012-10-25 20:59 ` Mark Brown
2012-10-26 6:20 ` Felipe Balbi
2012-10-26 6:20 ` Felipe Balbi
2012-10-26 6:20 ` Felipe Balbi
2012-10-26 16:03 ` Mark Brown
2012-10-26 16:03 ` Mark Brown
2012-10-29 19:49 ` Felipe Balbi
2012-10-29 19:49 ` Felipe Balbi
2012-10-29 19:49 ` Felipe Balbi
2012-10-30 11:24 ` Mark Brown
2012-10-30 11:24 ` Mark Brown
2012-10-30 11:49 ` Felipe Balbi
2012-10-30 11:49 ` Felipe Balbi
2012-10-30 11:49 ` Felipe Balbi
2012-10-30 14:07 ` Mark Brown
2012-10-30 14:07 ` Mark Brown
2012-10-30 14:16 ` Linus Walleij
2012-10-30 14:16 ` Linus Walleij
2012-10-30 14:54 ` Mark Brown
2012-10-30 14:54 ` Mark Brown
2012-10-30 15:16 ` Felipe Balbi
2012-10-30 15:16 ` Felipe Balbi
2012-10-30 15:16 ` Felipe Balbi
2012-10-30 15:58 ` Mark Brown
2012-10-30 15:58 ` Mark Brown
2012-10-30 17:25 ` Felipe Balbi
2012-10-30 17:25 ` Felipe Balbi
2012-10-30 17:25 ` Felipe Balbi
2012-10-30 18:20 ` Dmitry Torokhov
2012-10-30 18:20 ` Dmitry Torokhov
2012-10-30 18:48 ` Felipe Balbi
2012-10-30 18:48 ` Felipe Balbi
2012-10-30 18:48 ` Felipe Balbi
2012-10-30 18:37 ` Mark Brown
2012-10-30 18:37 ` Mark Brown
2012-10-30 21:51 ` Linus Walleij
2012-10-30 21:51 ` Linus Walleij
2012-10-30 22:57 ` Rafael J. Wysocki
2012-10-30 22:57 ` Rafael J. Wysocki
2012-11-02 18:26 ` Mark Brown
2012-11-02 18:26 ` Mark Brown
2012-10-30 14:11 ` Linus Walleij
2012-10-30 14:11 ` Linus Walleij
2012-10-28 20:12 ` Linus Walleij
2012-10-28 20:12 ` Linus Walleij
[not found] ` <CACRpkdaiLXVeUg1quuw3XPTenbKOjn+aWbGQezpcyvzQCtCWow-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-10-30 11:34 ` Mark Brown
2012-10-30 11:34 ` Mark Brown
2012-10-30 11:34 ` Mark Brown
2012-10-30 14:02 ` Linus Walleij
2012-10-30 14:02 ` Linus Walleij
2012-10-30 14:37 ` Mark Brown
2012-10-30 14:37 ` Mark Brown
2012-10-31 20:10 ` Kevin Hilman
2012-10-31 20:10 ` Kevin Hilman
[not found] ` <87obji8kta.fsf-1D3HCaltpLuhEniVeURVKkEOCMrvLtNR@public.gmane.org>
2012-11-01 8:54 ` Linus Walleij
2012-11-01 8:54 ` Linus Walleij
2012-11-01 8:56 ` Fwd: " Linus Walleij
2012-11-01 8:56 ` Linus Walleij
2012-11-01 11:42 ` Kevin Hilman
2012-11-01 11:42 ` Kevin Hilman
2012-11-01 13:22 ` Linus Walleij
2012-11-01 13:22 ` Linus Walleij
2012-11-01 12:07 ` Mark Brown
2012-11-01 12:07 ` Mark Brown
2012-11-01 14:01 ` Linus Walleij
2012-11-01 14:01 ` Linus Walleij
2012-11-01 14:19 ` Mark Brown
2012-11-01 14:19 ` Mark Brown
2012-11-11 12:32 ` Linus Walleij
2012-11-11 12:32 ` Linus Walleij
2012-10-31 13:19 ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-31 13:19 ` Jean-Christophe PLAGNIOL-VILLARD
[not found] ` <20121024161429.GA16350-WlK9ik9hQGAhIp7JRqBPierSzoNAToWh@public.gmane.org>
2012-10-24 16:52 ` Felipe Balbi
2012-10-24 16:52 ` Felipe Balbi
2012-10-24 16:52 ` Felipe Balbi
2012-10-24 17:13 ` Linus Walleij
2012-10-24 17:13 ` Linus Walleij
2012-10-24 17:34 ` Dmitry Torokhov
2012-10-24 17:34 ` Dmitry Torokhov
2012-10-24 17:46 ` Benoit Cousson
2012-10-24 17:46 ` Benoit Cousson
2012-10-24 17:46 ` Benoit Cousson
2012-10-24 12:54 ` Linus Walleij
2012-10-24 12:54 ` Linus Walleij
2012-10-24 16:18 ` Dmitry Torokhov
2012-10-24 16:18 ` Dmitry Torokhov
2012-10-24 16:57 ` Felipe Balbi
2012-10-24 16:57 ` Felipe Balbi
2012-10-24 16:57 ` Felipe Balbi
2012-10-24 17:18 ` Linus Walleij
2012-10-24 17:18 ` Linus Walleij
2012-10-24 17:58 ` Dmitry Torokhov
2012-10-24 17:58 ` Dmitry Torokhov
2012-10-24 19:10 ` Felipe Balbi
2012-10-24 19:10 ` Felipe Balbi
2012-10-24 19:10 ` Felipe Balbi
[not found] ` <20121024191042.GC772-S8G//mZuvNWo5Im9Ml3/Zg@public.gmane.org>
2012-10-24 19:38 ` Dmitry Torokhov
2012-10-24 19:38 ` Dmitry Torokhov
2012-10-24 19:38 ` Dmitry Torokhov
2012-10-24 19:51 ` Felipe Balbi
2012-10-24 19:51 ` Felipe Balbi
2012-10-24 19:51 ` Felipe Balbi
2012-10-24 17:01 ` Linus Walleij
2012-10-24 17:01 ` Linus Walleij
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=20121023100333.GA24418@arwen.pp.htv.fi \
--to=balbi@ti.com \
--cc=b-cousson@ti.com \
--cc=devicetree-discuss@lists.ozlabs.org \
--cc=dmitry.torokhov@gmail.com \
--cc=linus.walleij@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-input@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=sourav.poddar@ti.com \
--cc=tony@atomide.com \
/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.