Re: [PATCH v6 3/4] dt-bindings: arm: fsl: Add Kontron i.MX6UL N6310 compatibles

From: Krzysztof Kozlowski
Date: Thu Aug 22 2019 - 09:46:28 EST


On Thu, 22 Aug 2019 at 14:52, Rob Herring <robh+dt@xxxxxxxxxx> wrote:
>
> On Wed, Aug 21, 2019 at 12:55 PM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
> >
> > On Tue, Aug 20, 2019 at 03:27:39PM -0500, Rob Herring wrote:
> > > > I see. If I understand the schema correctly, this should look like:
> > >
> > > Looks correct, but a couple of comments.
> > >
> > > > diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
> > > > index 7294ac36f4c0..eb263d1ccf13 100644
> > > > --- a/Documentation/devicetree/bindings/arm/fsl.yaml
> > > > +++ b/Documentation/devicetree/bindings/arm/fsl.yaml
> > > > @@ -161,6 +161,22 @@ properties:
> > > > items:
> > > > - enum:
> > > > - fsl,imx6ul-14x14-evk # i.MX6 UltraLite 14x14 EVK Board
> > > > + - kontron,imx6ul-n6310-som # Kontron N6310 SOM
> > >
> > > Is the SOM ever used alone? If not, then no point in listing this here.
> >
> > SoM alone: no, because it requires some type of base board. However it
> > will be used by some customer designs with some amount of
> > changes/addons.
> >
> > Looking at other aproaches, usually SoMs have their own compatible. In
> > such case - I should document it somewhere.
>
> I wasn't suggesting not having the compatible for it, but you don't
> need it in this list because that is not valid. You have to list it
> with the base board compatibles.

The diff against v7 would be like this then:
---
diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml
b/Documentation/devicetree/bindings/arm/fsl.yaml
index 1f440817fc03..7219c15f6185 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -161,7 +161,6 @@ properties:
items:
- enum:
- fsl,imx6ul-14x14-evk # i.MX6 UltraLite 14x14 EVK Board
- - kontron,imx6ul-n6310-som # Kontron N6310 SOM
- const: fsl,imx6ul

- description: Kontron N6310 S Board
---

This passes the dtbs_check.

I'll send v8