linux-kernel - Re: [PATCH v3 11/11] dt-bindings: leds: aw200xx: fix led pattern and add reg constraints

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Date:   Wed, 1 Nov 2023 20:48:36 +0300
From:   Dmitry Rokosov <ddrokosov@...utedevices.com>
To:     Conor Dooley <conor@...nel.org>
CC:     <lee@...nel.org>, <pavel@....cz>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <andy.shevchenko@...il.com>, <kernel@...rdevices.ru>,
        <rockosov@...il.com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-leds@...r.kernel.org>
Subject: Re: [PATCH v3 11/11] dt-bindings: leds: aw200xx: fix led pattern and
 add reg constraints

Conor,

On Wed, Nov 01, 2023 at 03:31:28PM +0000, Conor Dooley wrote:
> On Wed, Nov 01, 2023 at 05:24:45PM +0300, Dmitry Rokosov wrote:
> > AW200XX controllers have the capability to declare more than 0xf LEDs,
> > therefore, it is necessary to accept LED names using an appropriate
> > regex pattern.
> > 
> > The register offsets can be adjusted within the specified range, with
> > the maximum value corresponding to the highest number of LEDs that can
> > be connected to the controller.
> > 
> > Fixes: e338a05e76ca ("dt-bindings: leds: Add binding for AW200xx")
> > Signed-off-by: Dmitry Rokosov <ddrokosov@...utedevices.com>
> 
> You did correctly guess what I was getting at on the previous version.
> Apologies for not replying - I got sick and things probably fell a bit
> through the cracks.

Don't worry! Take care and get well soon!

> 
> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
> 

Should I include this tag in the next version with a fix for the 'reg'
maxItems, or would you review this patch again?

> Cheers,
> Conor.
> 
> > ---
> >  .../bindings/leds/awinic,aw200xx.yaml         | 64 +++++++++++++++++--
> >  1 file changed, 58 insertions(+), 6 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> > index 67c1d960db1d..ba4511664fb8 100644
> > --- a/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> > +++ b/Documentation/devicetree/bindings/leds/awinic,aw200xx.yaml
> > @@ -45,17 +45,12 @@ properties:
> >      maxItems: 1
> >  
> >  patternProperties:
> > -  "^led@[0-9a-f]$":
> > +  "^led@[0-9a-f]+$":
> >      type: object
> >      $ref: common.yaml#
> >      unevaluatedProperties: false
> >  
> >      properties:
> > -      reg:
> > -        description:
> > -          LED number
> > -        maxItems: 1
> > -
> >        led-max-microamp:
> >          default: 9780
> >          description: |
> > @@ -69,6 +64,63 @@ patternProperties:
> >            where max-current-switch-number is determinated by led configuration
> >            and depends on how leds are physically connected to the led driver.
> >  
> > +allOf:
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: awinic,aw20036
> > +    then:
> > +      patternProperties:
> > +        "^led@[0-9a-f]+$":
> > +          properties:
> > +            reg:
> > +              items:
> > +                minimum: 0
> > +                maximum: 36
> > +
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: awinic,aw20054
> > +    then:
> > +      patternProperties:
> > +        "^led@[0-9a-f]+$":
> > +          properties:
> > +            reg:
> > +              items:
> > +                minimum: 0
> > +                maximum: 54
> > +
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: awinic,aw20072
> > +    then:
> > +      patternProperties:
> > +        "^led@[0-9a-f]+$":
> > +          properties:
> > +            reg:
> > +              items:
> > +                minimum: 0
> > +                maximum: 72
> > +
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: awinic,aw20108
> > +    then:
> > +      patternProperties:
> > +        "^led@[0-9a-f]+$":
> > +          properties:
> > +            reg:
> > +              items:
> > +                minimum: 0
> > +                maximum: 108
> > +
> >  required:
> >    - compatible
> >    - reg
> > -- 
> > 2.36.0
> > 



-- 
Thank you,
Dmitry