[PATCH v2 01/13] dt-bindings: gpio: add common schema for GPIO controllers

Krzysztof Kozlowski krzk at kernel.org
Sun Sep 20 15:39:15 EDT 2020


On Fri, Sep 18, 2020 at 08:30:02AM -0600, Rob Herring wrote:
> On Thu, Sep 17, 2020 at 10:53 AM Krzysztof Kozlowski <krzk at kernel.org> wrote:
> >
> > Convert parts of gpio.txt bindings into common dtschema file for GPIO
> > controllers.  The schema enforces proper naming of GPIO controller nodes
> > and GPIO hogs.
> 
> Did you not see my previous reply about a common schema? We already
> have a common GPIO and hog schema in dtschema. Please add to it
> whatever is missing.

Indeed, I'll enhance the dt-schema.

The trouble is that each in-kernel YAML file still has to mention
possible gpio-hogs nodes. Is the proper solution to put them in common
YAML inside kernel sources?

> 
> My goal is all common schema end up in dtschema, but I haven't pushed
> folks to do that yet. Ones I've done are there though. One issue is
> what's in dtschema should be GPL/BSD and the existing text bindings
> are default GPL, so there's a relicensing exercise. In some cases, the
> schema is there but I haven't copied over the descriptions.

Right, I'll skip the descriptions when posting to dt-schema.

Best regards,
Krzysztof




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