linux-kernel - RE: [PATCHv6 4/4] Documentation: Add device tree bindings for Freescale FTM PWM.

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Message-ID: <1DD289F6464F0949A2FCA5AA6DC23F828E1A04@039-SN2MPN1-011.039d.mgd.msft.net>
Date:	Mon, 2 Dec 2013 07:17:56 +0000
From:	Li Xiubo <Li.Xiubo@...escale.com>
To:	Thierry Reding <thierry.reding@...il.com>
CC:	Shawn Guo <Shawn.Guo@...escale.com>,
	"s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
	"swarren@...dotorg.org" <swarren@...dotorg.org>,
	"t.figa@...sung.com" <t.figa@...sung.com>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"rob@...dley.net" <rob@...dley.net>,
	"ian.campbell@...rix.com" <ian.campbell@...rix.com>,
	"mark.rutland@....com" <mark.rutland@....com>,
	"pawel.moll@....com" <pawel.moll@....com>,
	"rob.herring@...xeda.com" <rob.herring@...xeda.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-pwm@...r.kernel.org" <linux-pwm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>
Subject: RE: [PATCHv6 4/4] Documentation: Add device tree bindings for
 Freescale FTM PWM.

> 
> > +    "ftm0" (module clock),
> > +    "ftm0_counter" (counter clock),
> > +- clocks : Must contain a clock specifier for each entry in
> > +clock-names,
> > +  See clock/clock-bindings.txt for details of the property values.
> 
> Note that the order is significant here, at least from the way the driver
> currently implements this. You can probably make this more generic in the
> driver by using of_property_match_string() on the clock-names property to
> find the index of "ftm0_counter" and pass that index to the
> of_parse_phandle_with_args() function to cope with the situation where the
> device tree has the clocks in a different order.
> 

Yes, that's much better.

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