linux-kernel - Re: [PATCH v2 04/10] pwm: pwm-tiecap: Add device-tree binding support for APWM driver

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Message-ID: <20121109111928.GA2391@avionic-0098.mockup.avionic-design.de>
Date:	Fri, 9 Nov 2012 12:19:28 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	"Philip, Avinash" <avinashphilip@...com>
Cc:	"paul@...an.com" <paul@...an.com>,
	"tony@...mide.com" <tony@...mide.com>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"Cousson, Benoit" <b-cousson@...com>,
	"Hiremath, Vaibhav" <hvaibhav@...com>,
	"AnilKumar, Chimata" <anilkumar@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"Nori, Sekhar" <nsekhar@...com>,
	"Hebbar, Gururaja" <gururaja.hebbar@...com>,
	"Bedia, Vaibhav" <vaibhav.bedia@...com>,
	Rob Herring <rob.herring@...xeda.com>,
	Rob Landley <rob@...dley.net>
Subject: Re: [PATCH v2 04/10] pwm: pwm-tiecap: Add device-tree binding
 support for APWM driver

On Fri, Nov 09, 2012 at 10:59:30AM +0000, Philip, Avinash wrote:
> On Fri, Nov 09, 2012 at 13:22:19, Thierry Reding wrote:
> > On Thu, Nov 08, 2012 at 01:23:11PM +0530, Philip, Avinash wrote:
> > > +#define ECAPCLK_EN			BIT(0)
> > > +#define ECAPCLK_STOP_REQ	BIT(1)
> > 
> > This one doesn't seem to align with the rest. Also, why is bit 0 called
> > _EN and bit 1 _STOP_REQ? Couldn't they be made more consistent, i.e.
> > _START and _STOP? Or _ENABLE and _DISABLE?
> 
> Ok I will change to PWMSS_ECAPCLK_EN & PWMSS_ECAPCLK_STPO_REQ

While at it, maybe move these defines to the pwm-tipwmss.h header file?
After all that's the module that accesses the register that contains
these bits.


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