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Date:   Thu, 19 Sep 2019 16:59:36 +0200
From:   Simon Horman <horms@verge.net.au>
To:     Rob Herring <robh+dt@kernel.org>
Cc:     Mark Rutland <mark.rutland@arm.com>,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Magnus Damm <magnus.damm@gmail.com>,
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        "open list:MEDIA DRIVERS FOR RENESAS - FCP" 
        <linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH 1/2] dt-bindings: bus: simple-pm-bus: convert bindings to
 json-schema
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References: <20190916153357.3880-1-horms+renesas@verge.net.au>
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On Tue, Sep 17, 2019 at 07:48:17AM -0500, Rob Herring wrote:
> On Tue, Sep 17, 2019 at 6:29 AM Simon Horman <horms@verge.net.au> wrote:
> > On Mon, Sep 16, 2019 at 05:33:56PM +0200, Simon Horman wrote:

...

> > > +properties:
> > > +  compatible:
> > > +    items:
> > > +       - const: simple-pm-bus
> >
> > The following patch, for Renesas BSC, also
> > describes the simple-pm-bus but also requires other compatible
> > strings to be present.
> >
> > In order to facilitate that I tried the following:
> >
> >    compatible:
> >       contains:
> >          const: simple-pm-bus
> >       additionalItems: true
> >
> > This allows make dtbs_check DT_SCHEMA_FILES=.../simple-pm-bus.yaml to pass
> > in cases where there are more compat strings pesent. However
> > make dtbs_check DT_SCHEMA_FILES=...renesas,bsc.yaml (schema file
> > introduced in following patch) fails in the case
> > where the only compat string is simple-pm-bus.
> >
> > make dtbs_check DT_SCHEMA_FILES=...renesas,bsc.yaml also fails
> > due to the reg property not being present for the same compat case,
> > which should be valid according to simple-pm-bus.yaml.
> >
> > Does anyone have any guidance on how to proceed?
> 
> You'll need a custom 'select' in renesas,bsc.yaml that leaves out
> "simple-pm-bus". See "panel-lvds" users in linux-next for an example.

Thanks, I think I have that working now.