Date: Fri, 3 Apr 2015 14:23:56 +0300
From: Sakari Ailus <sakari.ailus@iki.fi>
To: Pavel Machek <pavel@ucw.cz>
Cc: Andrew Morton <akpm@osdl.org>, pali.rohar@gmail.com, sre@debian.org,
        sre@ring0.de, kernel list <linux-kernel@vger.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
        aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com,
        patrikbachan@gmail.com, galak@codeaurora.org, bcousson@baylibre.com,
        m.chehab@samsung.com, devicetree@vger.kernel.org
Subject: Re: [PATCHv3] media: i2c/adp1653: devicetree support for adp1653
Message-ID: <20150403112355.GJ20756@valkosipuli.retiisi.org.uk>
References: <20150402143846.GA11687@amd>
 <20150402161453.GH20756@valkosipuli.retiisi.org.uk>
 <20150402203043.GB29963@amd>
 <20150402234823.GI20756@valkosipuli.retiisi.org.uk>
 <20150403082344.GA14721@amd>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20150403082344.GA14721@amd>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1600
Lines: 53

Hi Pavel,

On Fri, Apr 03, 2015 at 10:23:44AM +0200, Pavel Machek wrote:
> Hi!
> 
> > Hi Pawel,
> 
> I'm still Pavel. v, not w.

I know too many Pawels. Sorry about that. :-)

> 
> > > > Hi Pawel,
> 
> > > > A corresponding change to the N900 dts would be very nice.
> > > 
> > > Corresponding change to the dts will come in separate patch. Or do you
> > > have n900 for testing?
> > 
> > Yes, it should be a separate patch, I agree.
> > 
> > I do have one but I can't say when I'd have time to test it. I'm fine with
> > you having tested it though.
> > 
> > > > I think you're missing change to adp1653_i2c_driver.driver.of_match_table.
> > > 
> > > It actually worked for me, which means device tree somehow does it
> > > magic.
> > 
> > By magic? :-) It probably just ends up comparing the device and the driver
> > names. How about adding the of_match_table?
> 
> I guess it uses adp1653_id_table. I'd hade to add redundand
> information, because if it would just mask the errors if the code
> changed...

Indeed, that's true. This is comparing "adp1653" vs. comparing
"adi,adp1653". I think I still prefer the latter since it's got also the
vendor prefix included.

Suppose we change this later and someone misspelled the vendor prefix ---
their board would break.

-- 
Regards,

Sakari Ailus
e-mail: sakari.ailus@iki.fi	XMPP: sailus@retiisi.org.uk
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/