linux-kernel - Re: [PATCH] pwm: Move AB8500 PWM driver to PWM framework

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Date:	Fri, 7 Sep 2012 15:22:10 +0200
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Arun MURTHY <arun.murthy@...ricsson.com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Srinidhi KASAGAR <srinidhi.kasagar@...ricsson.com>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Lee Jones <lee.jones@...aro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pwm: Move AB8500 PWM driver to PWM framework

On Mon, Sep 03, 2012 at 01:28:44PM +0200, Arun MURTHY wrote:
> > On Sun, Sep 2, 2012 at 12:30 PM, Thierry Reding <thierry.reding@...onic-
> > design.de> wrote:
> > 
> > > This commit moves the driver to drivers/pwm and converts it to the new
> > > PWM framework.
> > >
> > > Signed-off-by: Thierry Reding <thierry.reding@...onic-design.de>
> > > ---
> > > Note: I'll take this through the PWM tree, but I'd like to have it
> > > acknowledged by a few people who know the hardware and can actually
> > > test whether this still works.
> > 
> > Pls include Arun on these patches, he'll know best if it'll work or not.
> > 
> > I have one generic question: will this alter the layout of sysfs so we need to
> > change userspace? I had such issues before when moving drivers to new
> > busses...
> > 
> 
> Since this pwm framework is still a set of exported functions in a header file,
> the file architecture doesn't really matter. 
> Using this driver, either leds-pwm and backlight-pwm is used to register and
> this is where actual registration happens(sysfs entry is created).

Hi Arun,

Have you been able to verify, then, that the driver still works after
this patch? Can I add your Acked-by as well?

Thierry

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