linux-kernel - RE: [RFC PATCH 2/3] pinctrl: imx: add pinmux-imx53 support

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Message-ID: <65EE16ACC360FA4D99C96DC085B3F7723457FD@039-SN1MPN1-002.039d.mgd.msft.net>
Date:	Tue, 6 Dec 2011 03:42:11 +0000
From:	Dong Aisheng-B29396 <B29396@...escale.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Sascha Hauer <s.hauer@...gutronix.de>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linus.walleij@...ricsson.com" <linus.walleij@...ricsson.com>,
	Guo Shawn-R65073 <r65073@...escale.com>,
	"kernel@...gutronix.de" <kernel@...gutronix.de>
Subject: RE: [RFC PATCH 2/3] pinctrl: imx: add pinmux-imx53 support

> -----Original Message-----
> From: Linus Walleij [mailto:linus.walleij@...aro.org]
> Sent: Tuesday, December 06, 2011 1:01 AM
> To: Sascha Hauer
> Cc: Dong Aisheng-B29396; linux-kernel@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org; linus.walleij@...ricsson.com; Guo Shawn-
> R65073; kernel@...gutronix.de
> Subject: Re: [RFC PATCH 2/3] pinctrl: imx: add pinmux-imx53 support
> 
> On Sun, Dec 4, 2011 at 5:11 PM, Sascha Hauer <s.hauer@...gutronix.de>
> wrote:
> 
> > I don't think that this grouping of pads to their functions makes
> > sense. On i.MX every pad is muxed independently and not in groups.
> > Which pins belong to which function is board specific and not SoC
> > specific.
> 
> True, Dong can this be moved to the imx pinctrl platform data and passed
> in from arch/arm/[plat|mach]-* board files instead?
> That is probably where it belongs today.
> 
Yes, I will do that.

> I know that this data is in drivers/pinctrl for the U300 and SIRF, but
> that is because they only have one single board variant.
> 
> Yours,
> Linus Walleij

Regards
Dong Aisheng

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