linux-kernel - Re: [PATCH 1/5] Documentation: dt: Add kona-pwm binding

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Message-ID: <CAAYSxho=vJ0svnsg4KkD7tU9JMekEwef3if2jJD=d5pwWwndMw@mail.gmail.com>
Date:	Mon, 25 Nov 2013 17:50:38 -0800
From:	Tim Kryger <tim.kryger@...aro.org>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	Rob Herring <rob.herring@...xeda.com>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Stephen Warren <swarren@...dotorg.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Rob Landley <rob@...dley.net>,
	Christian Daudt <bcm@...thebug.org>,
	Grant Likely <grant.likely@...aro.org>,
	Linux PWM List <linux-pwm@...r.kernel.org>,
	Device Tree List <devicetree@...r.kernel.org>,
	Linux Doc List <linux-doc@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Broadcom Kernel Feedback List 
	<bcm-kernel-feedback-list@...adcom.com>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	Linaro Patches List <patches@...aro.org>
Subject: Re: [PATCH 1/5] Documentation: dt: Add kona-pwm binding

On Mon, Nov 25, 2013 at 3:17 AM, Thierry Reding
<thierry.reding@...il.com> wrote:
> On Mon, Nov 18, 2013 at 10:54:57AM -0800, Tim Kryger wrote:

>> +++ b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt
>> @@ -0,0 +1,24 @@
>> +Broadcom's PWM Controller Device Tree bindings
>
> This sounds somewhat strange, like Broadcom owns the bindings... perhaps
> just:
>
>         Broadcom PWM controller device tree bindings
>
> Or for consistency:
>
>         Broadcom Kona PWM controller device tree bindings

Yes that sounds better.

>> +Broadcom's Kona PWM Controller has 6 channels
>
> "controller" and end the sentence with a full stop.

Sure.

>> +- clocks: clock specifier for the kona pwm external clock
>
> Please use the correct spelling "PWM" in prose here and elsewhere. Also
> you should pick one of "kona", "Kona" or "KONA" and stick with it
> consistently. Might also be useful to mention what Kona is. Doesn't
> necessarily have to be in the document, but if for nothing else, then
> just for my curiosity.

Agreed.  It should be "Kona" here.

Kona roughly defines the set of common IP used on multiple mobile SoCs.

>> +- #pwm-cells: should be 2.  The first cell specifies the per-chip index
>> +  of the PWM to use and the second cell is the period in nanoseconds.
>> +
>> +Refer to pwm/pwm.txt for generic pwm controller node properties.
>> +
>> +Refer to clocks/clock-bindings.txt for generic clock consumer
>> +properties
>
> This sentence should also end with a full stop.

Sure thing.  Thanks again.

-Tim
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