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Message-ID: <CAMRc=MeuB1yhENHXqLxRf8xFNm7dYvjLisa7zsd6_2ov_OPw3g@mail.gmail.com>
Date: Mon, 2 Sep 2024 10:34:07 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Kalle Valo <kvalo@...nel.org>
Cc: "David S . Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Jeff Johnson <jjohnson@...nel.org>, linux-wireless@...r.kernel.org, 
	netdev@...r.kernel.org, devicetree@...r.kernel.org, 
	ath11k@...ts.infradead.org, linux-kernel@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH net-next v2] dt-bindings: net: ath11k: document the inputs
 of the ath11k on WCN6855

On Fri, Aug 16, 2024 at 11:10 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:
>
> On Fri, Aug 16, 2024 at 10:26 AM Kalle Valo <kvalo@...nel.org> wrote:
> >
> > Bartosz Golaszewski <brgl@...ev.pl> writes:
> >
> > > From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> > >
> > > Describe the inputs from the PMU of the ath11k module on WCN6855.
> > >
> > > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> > > ---
> > > v1 -> v2:
> > > - update the example
> > >
> > >  .../net/wireless/qcom,ath11k-pci.yaml         | 29 +++++++++++++++++++
> > >  1 file changed, 29 insertions(+)
> >
> > This goes to ath-next, not net-next.
> >
> > > diff --git a/Documentation/devicetree/bindings/net/wireless/qcom,ath11k-pci.yaml b/Documentation/devicetree/bindings/net/wireless/qcom,ath11k-pci.yaml
> > > index 8675d7d0215c..a71fdf05bc1e 100644
> > > --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath11k-pci.yaml
> > > +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath11k-pci.yaml
> > > @@ -50,6 +50,9 @@ properties:
> > >    vddrfa1p7-supply:
> > >      description: VDD_RFA_1P7 supply regulator handle
> > >
> > > +  vddrfa1p8-supply:
> > > +    description: VDD_RFA_1P8 supply regulator handle
> > > +
> > >    vddpcie0p9-supply:
> > >      description: VDD_PCIE_0P9 supply regulator handle
> > >
> > > @@ -77,6 +80,22 @@ allOf:
> > >          - vddrfa1p7-supply
> > >          - vddpcie0p9-supply
> > >          - vddpcie1p8-supply
> > > +  - if:
> > > +      properties:
> > > +        compatible:
> > > +          contains:
> > > +            const: pci17cb,1103
> > > +    then:
> > > +      required:
> > > +        - vddrfacmn-supply
> > > +        - vddaon-supply
> > > +        - vddwlcx-supply
> > > +        - vddwlmx-supply
> > > +        - vddrfa0p8-supply
> > > +        - vddrfa1p2-supply
> > > +        - vddrfa1p8-supply
> > > +        - vddpcie0p9-supply
> > > +        - vddpcie1p8-supply
> >
> > Like we discussed before, shouldn't these supplies be optional as not
> > all modules need them?
> >
>
> The answer is still the same: the ATH11K inside a WCN6855 does - in
> fact - always need them. The fact that the X13s doesn't define them is
> bad representation of HW and I'm fixing it in a subsequent DTS patch.
>

Gentle ping.

Bart

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