linux-kernel - Re: [PATCHv3 1/3] dt-bindings: net: wireless: ath9k: add led bindings

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Message-ID: <CAKxU2N9y-2eG2nz-ng9afuv-rT=agBt3rE7P3dFfybcHzhndWQ@mail.gmail.com>
Date: Mon, 25 Aug 2025 18:57:38 -0700
From: Rosen Penev <rosenp@...il.com>
To: Conor Dooley <conor@...nel.org>
Cc: linux-wireless@...r.kernel.org, Toke Høiland-Jørgensen <toke@...e.dk>, 
	Johannes Berg <johannes@...solutions.net>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, 
	"open list:MIPS" <linux-mips@...r.kernel.org>
Subject: Re: [PATCHv3 1/3] dt-bindings: net: wireless: ath9k: add led bindings

On Mon, Aug 25, 2025 at 9:38 AM Conor Dooley <conor@...nel.org> wrote:
>
> On Sun, Aug 24, 2025 at 09:48:10PM -0700, Rosen Penev wrote:
> > The ath9k driver has various pin GPIO numbers for different chipsets
> > which are not always correct for every device.
> >
> > Add bindings to specify the correct number and if it should be
> > active-low.
> >
> > Signed-off-by: Rosen Penev <rosenp@...il.com>
> > ---
> >  .../bindings/net/wireless/qca,ath9k.yaml         | 16 ++++++++++++++++
> >  1 file changed, 16 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/net/wireless/qca,ath9k.yaml b/Documentation/devicetree/bindings/net/wireless/qca,ath9k.yaml
> > index d16ca8e0a25d..bbac017d34d0 100644
> > --- a/Documentation/devicetree/bindings/net/wireless/qca,ath9k.yaml
> > +++ b/Documentation/devicetree/bindings/net/wireless/qca,ath9k.yaml
> > @@ -50,6 +50,18 @@ properties:
> >
> >    ieee80211-freq-limit: true
> >
> > +  led:
> > +    type: object
> > +    additionalProperties: false
> > +    properties:
> > +      reg:
> > +        maxItems: 1
> > +
> > +      led-active-low:
>
> How come you are not including leds/common.yaml and making use of the
> active-low property defined there? Seems to be in use by mediatek,mt76.yaml
Probably makes more sense to use active-high instead. Will do so in next series.
>
> > +        description:
> > +          LED is enabled with ground signal.
> > +        type: boolean
> > +
> >    qca,no-eeprom:
> >      $ref: /schemas/types.yaml#/definitions/flag
> >      description:
> > @@ -102,5 +114,9 @@ examples:
> >          compatible = "qca,ar9130-wifi";
> >          reg = <0x180c0000 0x230000>;
> >          interrupts = <2>;
> > +        led {
> > +          reg = <0>;
> > +          led-active-low;
> > +        };
> >        };
> >      };
> > --
> > 2.50.1
> >