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From: Linus Walleij <linus.walleij@stericsson.com>
To: Shawn Guo <shawn.guo@linaro.org>
Cc: Dong Aisheng-B29396 <B29396@freescale.com>,
	Stephen Warren <swarren@nvidia.com>,
	Dong Aisheng <dongas86@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
	"rob.herring@calxeda.com" <rob.herring@calxeda.com>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"kernel@pengutronix.de" <kernel@pengutronix.de>,
	"cjb@laptop.org" <cjb@laptop.org>,
	"devicetree-discuss@lists.ozlabs.org"
	<devicetree-discuss@lists.ozlabs.org>,
	"Simon Glass (sjg@chromium.org)" <sjg@chromium.org>
Subject: Re: [RFC PATCH v3 2/5] pinctrl: add dt binding support for pinmux mappings
Date: Fri, 13 Jan 2012 14:48:29 +0100	[thread overview]
Message-ID: <4F10362D.3020507@stericsson.com> (raw)
In-Reply-To: <20120113133552.GB17029@S2101-09.ap.freescale.net>

On 01/13/2012 02:35 PM, Shawn Guo wrote:
> My guess is that Linus.W did not get any chance to take the dt case
> into account with his first design of pinctrl core.  But I guess he
> is open to any reasonable change to pinctrl core for dt adoption.
> Linus?

Any patches welcome.

However we cannot *require* DT for pinctrl to work, there
are archs that do not use DT and these must also be able
to use pinctrl. For example arch/blackfin have expressed
interest IIRC.

Then the question of whether to also support mixed configs
where some callers get data from DT and some from
platform data. I suspect that this is necessary for the
single kernel goal.

Yours,
Linus Walleij

  reply	other threads:[~2012-01-13 13:48 UTC|newest]

Thread overview: 98+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-20 17:40 [RFC PATCH v3 0/5] pinctrl: imx: add pinnmux support Dong Aisheng
2011-12-20 17:40 ` [RFC PATCH v3 3/5] pinctrl: imx: add pinctrl imx driver Dong Aisheng
2011-12-20 19:50   ` Marek Vasut
2011-12-21  3:09     ` Dong Aisheng-B29396
2012-01-01 14:02   ` Linus Walleij
2012-01-08 13:05   ` Richard Zhao
2012-01-09  2:08     ` Shawn Guo
2012-01-09  2:17       ` Richard Zhao
2012-01-09  6:32         ` Shawn Guo
2012-01-10  8:38           ` Richard Zhao
     [not found]             ` <20120110083842.GA2414-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-01-10 10:43               ` Linus Walleij
2012-01-10 10:55                 ` Dong Aisheng-B29396
2012-01-10 13:51                 ` Shawn Guo
     [not found]                   ` <20120110135147.GB26599-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-01-11  9:28                     ` Linus Walleij
     [not found] ` <1324402840-32451-1-git-send-email-b29396-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2011-12-20 17:40   ` [RFC PATCH v3 1/5] dt: add of_get_child_count helper function Dong Aisheng
     [not found]     ` <1324402840-32451-2-git-send-email-b29396-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2011-12-20 18:35       ` Rob Herring
     [not found]         ` <4EF0D556.3030701-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-12-21  2:56           ` Dong Aisheng-B29396
     [not found]             ` <7FE21149F4667147B645348EC605788505C474-RL0Hj/+nBVDYdknt8GnhQq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2012-01-01 13:58               ` Linus Walleij
2011-12-20 19:47     ` Marek Vasut
     [not found]       ` <201112202047.10308.marek.vasut-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-12-21  3:27         ` Dong Aisheng-B29396
2011-12-21  6:05           ` Lothar Waßmann
2011-12-20 23:58     ` Stephen Warren
     [not found]       ` <74CDBE0F657A3D45AFBB94109FB122FF176BE92EE2-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2011-12-21  3:18         ` Dong Aisheng-B29396
2011-12-20 17:40   ` [RFC PATCH v3 2/5] pinctrl: add dt binding support for pinmux mappings Dong Aisheng
2011-12-20 19:48     ` Marek Vasut
2011-12-21  0:39     ` Stephen Warren
2011-12-22  8:18       ` Dong Aisheng-B29396
2011-12-25  3:37         ` Stephen Warren
2011-12-27 14:41           ` Dong Aisheng-B29396
     [not found]             ` <7FE21149F4667147B645348EC6057885077F82-RL0Hj/+nBVDYdknt8GnhQq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2011-12-29  2:46               ` Shawn Guo
2012-01-05 13:14                 ` Dong Aisheng
2012-01-05 23:45                 ` Stephen Warren
2012-01-06  6:21                   ` Shawn Guo
2012-01-05 23:38             ` Stephen Warren
2012-01-06 10:51               ` Dong Aisheng-B29396
2012-01-06 17:23                 ` Stephen Warren
     [not found]                   ` <74CDBE0F657A3D45AFBB94109FB122FF177EE39E40-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-10  7:02                     ` Dong Aisheng-B29396
2012-01-05 13:47           ` Dong Aisheng
2012-01-06  1:05             ` Stephen Warren
2012-01-06  5:27               ` Shawn Guo
2012-01-06 11:33               ` Dong Aisheng-B29396
2012-01-06 13:14                 ` Shawn Guo
2012-01-06 18:03                 ` Stephen Warren
     [not found]                   ` <74CDBE0F657A3D45AFBB94109FB122FF177EE39E6B-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-07 13:54                     ` Shawn Guo
2012-01-08 12:51                       ` Richard Zhao
2012-01-09  1:56                         ` Shawn Guo
2012-01-09  6:18                           ` Simon Glass
2012-01-10 11:30                             ` Dong Aisheng-B29396
2012-01-11 19:19                             ` Stephen Warren
2012-01-11 18:37                           ` Stephen Warren
2012-01-11 23:56                             ` Shawn Guo
2012-01-11 23:59                               ` Stephen Warren
     [not found]                                 ` <74CDBE0F657A3D45AFBB94109FB122FF177EE3A83A-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-12  4:03                                   ` Shawn Guo
     [not found]                                     ` <20120112040345.GA21802-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-01-12  7:45                                       ` Dong Aisheng-B29396
2012-01-11 18:28                         ` Stephen Warren
2012-01-11 18:17                       ` Stephen Warren
     [not found]                         ` <74CDBE0F657A3D45AFBB94109FB122FF177EE3A6E5-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-12  3:39                           ` Shawn Guo
2012-01-12  7:40                             ` Dong Aisheng-B29396
2012-01-12 20:46                             ` Stephen Warren
2012-01-12 21:10                               ` Stephen Warren
     [not found]                               ` <74CDBE0F657A3D45AFBB94109FB122FF17801D1DCC-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-13  3:46                                 ` Shawn Guo
2012-01-13 18:16                                   ` Stephen Warren
     [not found]                                     ` <74CDBE0F657A3D45AFBB94109FB122FF17801D1F9D-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-14  1:22                                       ` Shawn Guo
2012-01-14 18:21                                         ` Dong Aisheng
2012-01-16 16:08                                         ` Linus Walleij
2012-01-17  2:32                                           ` Shawn Guo
2012-01-17 19:50                                           ` Stephen Warren
     [not found]                                             ` <74CDBE0F657A3D45AFBB94109FB122FF17801D230A-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-18  2:30                                               ` Shawn Guo
2012-01-19 16:55                                               ` Linus Walleij
2012-01-19 19:30                                                 ` Stephen Warren
     [not found]                                                   ` <74CDBE0F657A3D45AFBB94109FB122FF1780DAB186-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-20 17:51                                                     ` Linus Walleij
2012-01-10  8:21                     ` Dong Aisheng-B29396
2012-01-10 13:05                       ` Shawn Guo
     [not found]                         ` <20120110130511.GA26599-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-01-11 19:41                           ` Stephen Warren
     [not found]                             ` <74CDBE0F657A3D45AFBB94109FB122FF177EE3A74D-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-11 23:01                               ` Shawn Guo
2012-01-11 22:58                                 ` Stephen Warren
2012-01-11 20:17                       ` Stephen Warren
     [not found]                         ` <74CDBE0F657A3D45AFBB94109FB122FF177EE3A76A-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-11 23:21                           ` Shawn Guo
2012-01-12  8:36                           ` Dong Aisheng-B29396
2012-01-12 20:56                             ` Stephen Warren
     [not found]                               ` <74CDBE0F657A3D45AFBB94109FB122FF17801D1DD6-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-13  3:55                                 ` Shawn Guo
     [not found]                                   ` <20120113035506.GB12184-rvtDTF3kK1ictlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-01-13  8:07                                     ` Dong Aisheng-B29396
     [not found]                                       ` <7FE21149F4667147B645348EC605788508FD9C-RL0Hj/+nBVDYdknt8GnhQq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2012-01-13 13:35                                         ` Shawn Guo
2012-01-13 13:48                                           ` Linus Walleij [this message]
2012-01-13 14:23                                             ` Shawn Guo
2012-01-13 17:11                         ` Dong Aisheng
2012-01-13 18:33                           ` Stephen Warren
     [not found]                             ` <74CDBE0F657A3D45AFBB94109FB122FF17801D1FAB-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-14  1:10                               ` Shawn Guo
2012-01-17 19:35                                 ` Stephen Warren
     [not found]                                   ` <74CDBE0F657A3D45AFBB94109FB122FF17801D22FB-C7FfzLzN0UxDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-01-17 19:48                                     ` Rob Herring
2012-01-14 17:58                               ` Dong Aisheng
2012-01-17 19:44                                 ` Stephen Warren
2012-01-01 14:07     ` Linus Walleij
     [not found]       ` <CACRpkdbLMW-SXnr6hbpwMqG=-a0wmYtU+YnyR8uLsndUp=UBgQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-01-01 15:22         ` Rob Herring
2012-01-05 13:59       ` Dong Aisheng
2011-12-20 17:40   ` [RFC PATCH v3 4/5] ARM: imx6q: using pinmux subsystem Dong Aisheng
2011-12-20 17:40   ` [RFC PATCH v3 5/5] mmc: sdhci-esdhc-imx: " Dong Aisheng
2012-01-01 13:54     ` Linus Walleij

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