Re: [PATCH v2] dt-bindings: power: Convert bq27xxx dt to yaml

[Sebastian Reichel]

Hi,

On Mon, May 11, 2020 at 09:29:59AM -0500, Dan Murphy wrote:
> On 5/11/20 9:32 AM, Sebastian Reichel wrote:
> > On Mon, May 11, 2020 at 07:25:06AM -0500, Dan Murphy wrote:
> > > On 5/10/20 11:17 AM, Sebastian Reichel wrote:
> > > > This needs is missing the power-supplies property. The N900 DT
> > > > contains a bq27200 referencing the charger, so it should fail the DT
> > > > check without the property being listed here.
> > > Hmm.  I ran the dt checker specifically on the binding and it did not fail.
> > > Unless I need to build some other DTs as well.
> > > Either I will have the power-supplies property
> > I just tried it myself. The problem is the way you are specifying
> > the compatible strings. This is the parsing result:
> > 
> > enum: ['ti,bq27200 - BQ27200', 'ti,bq27210 - BQ27210', 'ti,bq27500 - deprecated,
> >        use revision specific property below', ...
> > 
> > You can see this in Documentation/devicetree/bindings/processed-schema.yaml, which
> > is generated by running the check. The compatible comments need a # as separation
> > character like this to generate proper bindings:
> > 
> > properties:
> >    compatible:
> >      enum:
> >        - ti,bq27200 # BQ27200
> >        - ti,bq27210 # BQ27210
> >        - ti,bq27500 # deprecated, use revision specific property below
> 
> Well honestly not sure why we need the comment either. These are pretty
> self explanatory maybe we should just remove the additional comments

Fine with me.

> Any consideration on just removing the deprecated values?

Let's keep them with their comment for now. Removing them should
start with marking them as depracated in the binding and generating
a runtime warning in the driver, so that people become aware of the
problem. At least for ti,bq27500 we have mainline users At least for
ti,bq27500 we have mainline users.

-- Sebastian

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