From mboxrd@z Thu Jan  1 00:00:00 1970
From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Subject: Re: [PATCH 4/4] regulator: s5m8767: Use same binding for external
 control as in s2mps11
Date: Tue, 15 Apr 2014 10:55:45 +0200
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To: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Mark Brown <broonie@kernel.org>, Sangbeom Kim <sbkim73@samsung.com>, Liam Girdwood <lgirdwood@gmail.com>, Samuel Ortiz <sameo@linux.intel.com>, Lee Jones <lee.jones@linaro.org>, LKML <linux-kernel@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, linux-samsung-soc <linux-samsung-soc@vger.kernel.org>, Kyungmin Park <kyungmin.park@samsung.com>, Marek Szyprowski <m.szyprowski@samsung.com>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, Tomasz Figa <t.figa@samsung.com>
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On wto, 2014-04-15 at 14:02 +0530, Sachin Kamat wrote:
> On 15 April 2014 13:42, Krzysztof Kozlowski <k.kozlowski@samsung.com> wrote:
> > On wto, 2014-04-15 at 13:26 +0530, Sachin Kamat wrote:
> >> On 15 April 2014 02:41, Mark Brown <broonie@kernel.org> wrote:
> >> > On Mon, Apr 14, 2014 at 10:09:09AM +0200, Krzysztof Kozlowski wrote:
> >> >
> >> >> -     - s5m8767,pmic-ext-control-gpios: (optional) GPIO specifier for one
> >> >> +     - samsung,ext-control-gpios: (optional) GPIO specifier for one
> >> >>               GPIO controlling this regulator (enable/disable); This is
> >> >>               valid only for buck9.
> >> >
> >> > This is an incompatible change.  It's OK to deprecate the old property
> >> > but it's bad form to just remove it.
> >>
> >> I agree with Mark. Also, there is no need to make it generic.
> >
> > I thought it would be good to make it consistent and to reduce the
> > number of bindings with same meaning on similar drivers.
> 
> How about making the other one use "s5m8767,pmic-ext-control-gpios"
> compatible instead of introducing a new one?

But then we would introduce semi-generic binding with a driver-specific
name.

Anyway more drivers seem to use this kind of binding (tps65090, max8952,
da9055, arizona) so maybe there is a point in making this generic?

Best regards,
Krzysztof