linux-kernel - Re: [PATCH] mfd: Add TWL4030 PWM driver

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Message-ID: <20120321084856.GA17472@avionic-0098.mockup.avionic-design.de>
Date:	Wed, 21 Mar 2012 09:48:56 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Bernhard Walle <bernhard@...lle.de>,
	Bernhard Walle <walle@...science.de>, sameo@...ux.intel.com,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH] mfd: Add TWL4030 PWM driver

* Arnd Bergmann wrote:
> On Wednesday 21 March 2012, Bernhard Walle wrote:
> > Am 20.03.12 23:02, schrieb Arnd Bergmann:
> > > On Tuesday 20 March 2012, Bernhard Walle wrote:
> > >>
> > >> This PWM driver uses the PWM of the TWL4030. The driver for the TWL6030
> > >> PWM has been used as mode, but the PWM registers are different.
> > >>
> > >> The driver can be used and has been tested in conjunction with
> > >> pwm-backlight to control a backlight LED of a LCD touch screen.
> > >>
> > >> Signed-off-by: Bernhard Walle <walle@...science.de>
> > > 
> > > Since it's too late for v3.4 now and we will get a new pwm
> > > subsystem in v3.5, I suggest you change the driver to work
> > > register with that subsystem instead of just using the old
> > > header file. Note that drivers/mfd is not really the right
> > > place anyway, because this is not a multifunction driver but
> > > just one device driver that happens to be a slave of an mfd.
> > 
> > Does that new subsystem already exist in some tree?
>  
> Thierry Reding has been busily posting patches, so he probably has
> one that you can use, but I couldn't find it now.

I don't have a public tree anywhere. Does anyone have a recommendation where
I could set one up? github or gitorious are the first to come to my mind.

Thierry

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