linux-kernel - Re: [PATCH v1 1/3] dt-bindings: net: bluetooth: Add wlan-gpio entry for wcn6750

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Date:   Fri, 29 Apr 2022 16:50:23 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Balakrishna Godavarthi <quic_bgodavar@...cinc.com>
Cc:     agross@...nel.org, robh+dt@...nel.org, bjorn.andersson@...aro.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Johan Hedberg <johan.hedberg@...il.com>, mka@...omium.org,
        linux-bluetooth@...r.kernel.org, quic_hemantg@...cinc.com,
        quic_saluvala@...cinc.com, quic_rjliao@...cinc.com,
        mcchou@...omium.org
Subject: Re: [PATCH v1 1/3] dt-bindings: net: bluetooth: Add wlan-gpio entry
 for wcn6750

Hi Balakrishna,

> This patch adds a wlan-gpio entry and its reference usage for
> BT SoC wcn6750.
> 
> Signed-off-by: Sai Teja Aluvala <quic_saluvala@...cinc.com>
> Signed-off-by: Balakrishna Godavarthi <quic_bgodavar@...cinc.com>
> ---
> Documentation/devicetree/bindings/net/qualcomm-bluetooth.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.yaml b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.yaml
> index f93c6e7..624f957 100644
> --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.yaml
> +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.yaml
> @@ -24,6 +24,10 @@ properties:
>       - qcom,qca6390-bt
>       - qcom,wcn6750-bt
> 
> +  wlan-gpios:
> +    maxItems: 1
> +    description: gpio specifier used to wlan chip
> +
>   enable-gpios:
>     maxItems: 1
>     description: gpio specifier used to enable chip
> @@ -123,6 +127,7 @@ allOf:
>               - qcom,wcn6750-bt
>     then:
>       required:
> +        - wlan-gpios

why is this in the Bluetooth section? Why should Bluetooth care about any WiFi GPIO?

Regards

Marcel