linux-kernel - Re: [PATCH] dt-bindings: power: supply: expect specific type for monitored-battery

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Message-ID: <20221031225635.ntziphignf7m4h3w@mercury.elektranox.org>
Date:   Mon, 31 Oct 2022 23:56:35 +0100
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        Pali Rohár <pali@...nel.org>,
        "Andrew F. Davis" <afd@...com>,
        Artur Rojek <contact@...ur-rojek.eu>,
        Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
        Markus Laine <markus.laine@...rohmeurope.com>,
        Mikko Mutanen <mikko.mutanen@...rohmeurope.com>,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: power: supply: expect specific type for
 monitored-battery

Hi,

On Mon, Oct 31, 2022 at 02:26:17PM -0500, Rob Herring wrote:
> On Fri, Oct 28, 2022 at 07:12:55PM -0400, Krzysztof Kozlowski wrote:
> > Core schema does not define type of monitored-battery, so the schemas
> > are expected to reference proper type.
> > 
> > Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > ---
> >  Documentation/devicetree/bindings/power/supply/bq27xxx.yaml    | 2 +-
> >  .../devicetree/bindings/power/supply/ingenic,battery.yaml      | 1 +
> >  .../devicetree/bindings/power/supply/rohm,bd99954.yaml         | 1 +
> >  .../devicetree/bindings/power/supply/sc2731-charger.yaml       | 2 +-
> >  Documentation/devicetree/bindings/power/supply/sc27xx-fg.yaml  | 3 ++-
> >  5 files changed, 6 insertions(+), 3 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml b/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml
> > index 65fc6049efc1..b04c86ed0f58 100644
> > --- a/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml
> > +++ b/Documentation/devicetree/bindings/power/supply/bq27xxx.yaml
> > @@ -59,6 +59,7 @@ properties:
> >      description: integer, I2C address of the fuel gauge.
> >  
> >    monitored-battery:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> >      description: |
> >         phandle of battery characteristics node.
> >         The fuel gauge uses the following battery properties:
> > @@ -66,7 +67,6 @@ properties:
> >         - charge-full-design-microamp-hours
> >         - voltage-min-design-microvolt
> >         Both or neither of the *-full-design-*-hours properties must be set.
> > -       See Documentation/devicetree/bindings/power/supply/battery.yaml
> >  
> >    power-supplies: true
> >  
> > diff --git a/Documentation/devicetree/bindings/power/supply/ingenic,battery.yaml b/Documentation/devicetree/bindings/power/supply/ingenic,battery.yaml
> > index 46527038bf22..8bdacc30e9d8 100644
> > --- a/Documentation/devicetree/bindings/power/supply/ingenic,battery.yaml
> > +++ b/Documentation/devicetree/bindings/power/supply/ingenic,battery.yaml
> > @@ -27,6 +27,7 @@ properties:
> >      const: battery
> >  
> >    monitored-battery:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> 
> We should not have a type definition multiple times for the same 
> property. We need to add a common schema defining the type instead.

I suppose monitored-battery should become part of
Documentation/devicetree/bindings/power/supply/power-supply.yaml

-- Sebastian

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