From: Dong Aisheng <b29396-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
To: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Cc: Zhao Richard-B20223
<B20223-KZfg59tc24xl57MIdRCFDg@public.gmane.org>,
"s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org"
<s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
"linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org"
<linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org>,
"devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org"
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
Liu Hui-R64343 <r64343-KZfg59tc24xl57MIdRCFDg@public.gmane.org>,
"kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org"
<kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
Samuel Ortiz <sameo-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
Mike Turquette <mturquette-l0cyMroinI0@public.gmane.org>
Subject: Re: [PATCH v2 1/2] pinctrl: pinctrl-imx: add support for set bits for general purpose registers
Date: Tue, 17 Jul 2012 11:04:12 +0800 [thread overview]
Message-ID: <20120717030411.GG19699@shlinux2.ap.freescale.net> (raw)
In-Reply-To: <201207161340.18528.arnd-r2nGTMty4D4@public.gmane.org>
On Mon, Jul 16, 2012 at 09:40:17PM +0800, Arnd Bergmann wrote:
> On Monday 16 July 2012, Richard Zhao wrote:
> > > If you really wants a "funnel driver" doing all these diverse things,
> > > I'd put it in drivers/mfd.
> >
> > It's like driver drivers/mfd/anatop-mfd.c. They both store misc bits.
> > We may need a generic driver to simply provide register accessor.
>
> We already have the "regmap" framework that deals with sets of registers
> on spi, i2c or memory mapped buses. One thing I've thought about
Thanks for the hints.
Will look into it.
> before is to create some kind of very simple "system controller"
> framework based on regmap that lets you register a single global
> "struct regmap" pointer from an SoC specific driver, and have drivers
> call a function into that framework to get a reference to that
> regmap.
>
That would be a good idea to make people easy use.
Regards
Dong Aisheng
next prev parent reply other threads:[~2012-07-17 3:04 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-12 9:07 [PATCH v2 1/2] pinctrl: pinctrl-imx: add support for set bits for general purpose registers Dong Aisheng
[not found] ` <1342084080-3145-1-git-send-email-b29396-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2012-07-12 9:08 ` [PATCH v2 2/2] pinctrl: pinctrl-imx6q: add missed mux function for USBOTG_ID Dong Aisheng
2012-07-12 9:31 ` [PATCH v2 1/2] pinctrl: pinctrl-imx: add support for set bits for general purpose registers Richard Zhao
2012-07-14 20:43 ` Linus Walleij
[not found] ` <CACRpkdbHtgKLA3JJxc4VY35zSpJFvk15u62Z3aBCqERoeQ10CA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-07-16 8:17 ` Richard Zhao
[not found] ` <20120716081703.GH21635-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-07-16 13:40 ` Arnd Bergmann
[not found] ` <201207161340.18528.arnd-r2nGTMty4D4@public.gmane.org>
2012-07-16 22:15 ` Linus Walleij
2012-07-17 3:04 ` Dong Aisheng [this message]
2012-07-17 3:02 ` Dong Aisheng
[not found] ` <20120717030225.GF19699-Fb7DQEYuewWctlrPMvKcciBecyulp+rMXqFh9Ls21Oc@public.gmane.org>
2012-07-17 18:15 ` Linus Walleij
[not found] ` <CACRpkdZei=U67wHQW6rKGkv0X10t4k+BEYE8uFZPbp-6Y60deQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-07-17 18:24 ` Mark Brown
2012-07-12 9:48 ` Hui Wang
[not found] ` <4FFE9D7E.1080302-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-07-12 10:24 ` Richard Zhao
2012-07-12 11:04 ` Dong Aisheng
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