linux-kernel - Re: [PATCH 1/2] dt-bindings: kbuild: Pass DT_SCHEMA

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Date:   Thu, 10 Mar 2022 09:49:27 -0600
From:   Rob Herring <robh@...nel.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Maxime Ripard <maxime@...no.tech>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kbuild <linux-kbuild@...r.kernel.org>
Subject: Re: [PATCH 1/2] dt-bindings: kbuild: Pass DT_SCHEMA_FILES to
 dt-validate

On Fri, Mar 04, 2022 at 03:49:20PM +0100, Geert Uytterhoeven wrote:
> Hi Rob,
> 
> On Fri, Mar 4, 2022 at 3:31 PM Rob Herring <robh@...nel.org> wrote:
> > On Fri, Mar 04, 2022 at 03:05:13PM +0100, Geert Uytterhoeven wrote:
> > > On Fri, Mar 4, 2022 at 2:57 PM Rob Herring <robh@...nel.org> wrote:
> > > > On Fri, Mar 04, 2022 at 10:32:29AM +0100, Geert Uytterhoeven wrote:
> > > > > On Thu, Mar 3, 2022 at 11:43 PM Rob Herring <robh@...nel.org> wrote:
> > > > > > In preparation for supporting validation of DTB files, the full
> > > > > > processed schema will always be needed in order to extract type
> > > > > > information from it. Therefore, the processed schema containing only
> > > > > > what DT_SCHEMA_FILES specifies won't work. Instead, dt-validate has
> > > > > > gained an option, -l or --limit, to specify which schema(s) to use for
> > > > > > validation.
> > > > > >
> > > > > > As the command line option is new, we the minimum dtschema version must be
> > > > > > updated.
> > > > > >
> > > > > > Cc: Masahiro Yamada <masahiroy@...nel.org>
> > > > > > Signed-off-by: Rob Herring <robh@...nel.org>
> 
> > > With this series applied, the various salvator-xs DTS files are now
> > > throwing up:
> > >
> > >     sata: size (19) error for type phandle
> > >     backlight: size (11) error for type phandle
> >
> > Those come from the code decoding the properties[1]. Unfortunately, I
> > haven't come up with a prettier way to report those with the filename. I
> > may just remove it because if decoding the property fails, we'll get
> > schema errors later on anyways.
> >
> > But I don't see any 'sata' properties in the DTS files and 'backlight'
> > is a node. Are you building with '-@'? I probably need to skip
> > __symbols__ nodes. The overlay side is handled because examples are
> > built as overlays (to allow unresolved phandles).
> 
> Yes I am. Dropping the "-@" fixes the issue.

FYI, now fixed in v2022.03.1.

Rob