linux-kernel - Re: [PATCH 01/10] dt-bindings: net: bluetooth: qualcomm: Fix WCN6855 regulator names

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Message-ID: <5w7tocv5tciidh3ms6l267cw5rj5yvyvphmyjy3kp5xf36cavp@5g2vpi6vefzy>
Date: Mon, 19 Jan 2026 13:38:04 -0600
From: Bjorn Andersson <andersson@...nel.org>
To: Konrad Dybcio <konradybcio@...nel.org>
Cc: Jeff Johnson <jeff.johnson@....qualcomm.com>, 
	Bartosz Golaszewski <brgl@...ev.pl>, Marcel Holtmann <marcel@...tmann.org>, 
	Luiz Augusto von Dentz <luiz.dentz@...il.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Balakrishna Godavarthi <quic_bgodavar@...cinc.com>, Rocky Liao <quic_rjliao@...cinc.com>, 
	Luiz Augusto von Dentz <luiz.von.dentz@...el.com>, linux-arm-msm@...r.kernel.org, linux-bluetooth@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH 01/10] dt-bindings: net: bluetooth: qualcomm: Fix WCN6855
 regulator names

On Fri, Dec 05, 2025 at 01:47:20PM +0100, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> Commit 5f4f954bba12 ("dt-bindings: bluetooth: bring the HW description
> closer to reality for wcn6855") changed the vddrfa1p7-supply to 1p8
> for whatever reason.
> 
> The schematics footprint for this chip definitely says 7 on the input
> leg and the driver still expects 1p7. Bring it back.
> 
> Fixes: 5f4f954bba12 ("dt-bindings: bluetooth: bring the HW description closer to reality for wcn6855")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

@Luiz, this would conflict with the change in your tree, so I can't take
it together with the dts changes. Can you please pick this binding
patch, so that I then can pick up the related dts changes?

Regards,
Bjorn

> ---
>  .../devicetree/bindings/net/bluetooth/qcom,wcn6855-bt.yaml         | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/bluetooth/qcom,wcn6855-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/qcom,wcn6855-bt.yaml
> index 45630067d3c8..0beda26ae8bb 100644
> --- a/Documentation/devicetree/bindings/net/bluetooth/qcom,wcn6855-bt.yaml
> +++ b/Documentation/devicetree/bindings/net/bluetooth/qcom,wcn6855-bt.yaml
> @@ -50,9 +50,6 @@ properties:
>      description: VDD_RFA_1P7 supply regulator handle
>      deprecated: true
>  
> -  vddrfa1p8-supply:
> -    description: VDD_RFA_1P8 supply regulator handle
> -
>    vddrfacmn-supply:
>      description: VDD_RFA_CMN supply regulator handle
>  
> @@ -68,7 +65,7 @@ required:
>    - vddbtcmx-supply
>    - vddrfa0p8-supply
>    - vddrfa1p2-supply
> -  - vddrfa1p8-supply
> +  - vddrfa1p7-supply
>    - vddrfacmn-supply
>    - vddwlcx-supply
>    - vddwlmx-supply
> @@ -91,7 +88,7 @@ examples:
>              vddbtcmx-supply = <&vreg_pmu_btcmx_0p8>;
>              vddrfa0p8-supply = <&vreg_pmu_rfa_0p8>;
>              vddrfa1p2-supply = <&vreg_pmu_rfa_1p2>;
> -            vddrfa1p8-supply = <&vreg_pmu_rfa_1p7>;
> +            vddrfa1p7-supply = <&vreg_pmu_rfa_1p7>;
>              vddrfacmn-supply = <&vreg_pmu_rfa_cmn_0p8>;
>              vddwlcx-supply = <&vreg_pmu_wlcx_0p8>;
>              vddwlmx-supply = <&vreg_pmu_wlmx_0p8>;
> 
> -- 
> 2.52.0
>