[PATCH 6/7] dt-bindings: i2c: imx: Use unevaluatedProperties

[Rob Herring]

On Thu, Sep 3, 2020 at 2:36 PM Krzysztof Kozlowski <krzk at kernel.org> wrote:
>
> On Thu, 3 Sep 2020 at 18:41, Rob Herring <robh at kernel.org> wrote:
> >
> > On Sat, Aug 29, 2020 at 01:17:59PM +0200, Krzysztof Kozlowski wrote:
> > > Additional properties actually might appear (e.g. power-domains or child
> > > nodes) so use unevaluatedProperties to fix dtbs_check warnings like:
> > >
> > >   arch/arm64/boot/dts/freescale/imx8mn-evk.dt.yaml: i2c at 30a20000:
> > >     '#address-cells', '#size-cells', 'pmic at 25' do not match any of the regexes: 'pinctrl-[0-9]+'
> > >
> > > Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
> > > ---
> > >  Documentation/devicetree/bindings/i2c/i2c-imx.yaml | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > NAK. See https://lore.kernel.org/r/CAL_JsqKPXJxsHPS34_TCf9bwgKxZNSV4mvQR-WKRnknQVtGGxQ@mail.gmail.com/
>
> I can reference the generic i2c-controller schema and add missing
> properties but what to do with children (pmic at 25 and many other)? I
> see that all of the other I2C controller dtschema files solve it by
> skipping "additionalProperties: false". Is this the way to go with I2C
> controllers?

If there's a $ref to the i2c schema, then using unevaluatedProperties
is correct.

Rob