Re: [PATCH 1/3] dt-bindings: watchdog: mt7621-wdt: add phandle to access system controller registers

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Hi Krzysztof,

On Fri, Feb 10, 2023 at 11:59 AM Krzysztof Kozlowski
<krzysztof.kozlowski@xxxxxxxxxx> wrote:
>
> On 10/02/2023 07:56, Sergio Paracuellos wrote:
> > MT7621 SoC provides a system controller node for accessing to some registers.
> > Add a phandle to this node to avoid using MIPS related arch operations and
>
> I don't understand this part. You claim you add a phandle to this node,
> but your binding suggest you add here a phandle to other node.

Probably my English is not the best here :-). Yes, you are right, I
just want to add a phandle to the 'sysc' node in the current node.

>
> > includes in watchdog driver code.
> >
> > Signed-off-by: Sergio Paracuellos <sergio.paracuellos@xxxxxxxxx>
> > ---
> >  .../bindings/watchdog/mediatek,mt7621-wdt.yaml       | 12 ++++++++++--
> >  1 file changed, 10 insertions(+), 2 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> > index b2b17fdf4..3c545065f 100644
> > --- a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> > +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
> > @@ -14,11 +14,18 @@ allOf:
> >
> >  properties:
> >    compatible:
> > -    const: mediatek,mt7621-wdt
> > +    items:
> > +      - const: mediatek,mt7621-wdt
> > +      - const: syscon
> >
> >    reg:
> >      maxItems: 1
> >
> > +  ralink,sysctl:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description:
> > +      phandle of syscon used to control system registers
>
> This needs to be more specific - which syscon? It also does not fit your
> commit msg.

Sure. How about "phandle to system controller 'sysc' syscon node which
controls system registers".

>
>
> Best regards,
> Krzysztof
>

Thanks,
    Sergio Paracuellos



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