linux-kernel - Re: [PATCH v2 5/5] regulator: add documentation for regulator modes and suspend states

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Date:   Wed, 12 Dec 2018 07:32:52 -0600
From:   Rob Herring <robh@...nel.org>
To:     Claudiu Beznea <Claudiu.Beznea@...rochip.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Nicolas Ferre <Nicolas.Ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <Ludovic.Desroches@...rochip.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        devicetree@...r.kernel.org,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 5/5] regulator: add documentation for regulator modes
 and suspend states

On Wed, Dec 12, 2018 at 3:13 AM <Claudiu.Beznea@...rochip.com> wrote:
>
>
>
> On 12.12.2018 00:13, Rob Herring wrote:
> > On Tue, Nov 27, 2018 at 11:57:25AM +0000, Claudiu.Beznea@...rochip.com wrote:
> >> From: Claudiu Beznea <claudiu.beznea@...rochip.com>
> >>
> >> Add documentation for regulator modes and suspend states.
> >>
> >> Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
> >> ---
> >>  .../bindings/regulator/act8945a-regulator.txt      | 34 ++++++++++++++++++++++
> >>  1 file changed, 34 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> >> index ac955dea00d1..4017527619ab 100644
> >> --- a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> >> +++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> >> @@ -15,11 +15,17 @@ Optional input supply properties:
> >>    - inl67-supply: The input supply for REG_LDO3 and REG_LDO4
> >>
> >>  Any standard regulator properties can be used to configure the single regulator.
> >> +regulator-initial-mode, regulator-allowed-modes and regulator-mode could be
> >> +specified using mode values from dt-bindings/regulator/active-semi,8945a-regulator.h
> >> +file.
> >>
> >>  The valid names for regulators are:
> >>      REG_DCDC1, REG_DCDC2, REG_DCDC3, REG_LDO1, REG_LDO2, REG_LDO3, REG_LDO4.
> >>
> >>  Example:
> >> +
> >> +#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
> >
> > This file belongs in this patch.
>
> I'm using the defines in this file also in driver. I was thinking that if I
> would include this file in this patch the driver compilation would fail if
> the patches would be accepted via different trees.

They won't be.

> Would you like me to have different defines in driver and this new header
> or could happen that these patches to be included in the main tree via the
> same tree (e.g. regulator tree)?

No need for different defines. The subsystem maintainer will take
everything in this case.

Rob