linux-kernel - Re: [PATCH v2 2/4] dt-bindings: bluetooth: Add qca6698 compatible string

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Message-ID: <CAA8EJpq1u6ngze81LKAcGzQEJz=yJ-u6MjvRMJHdKp3aPVnewg@mail.gmail.com>
Date: Thu, 21 Nov 2024 18:28:41 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Cheng Jiang <quic_chejiang@...cinc.com>
Cc: 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>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
	Balakrishna Godavarthi <quic_bgodavar@...cinc.com>, Rocky Liao <quic_rjliao@...cinc.com>, 
	quic_zijuhu@...cinc.com, linux-bluetooth@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-msm@...r.kernel.org, quic_mohamull@...cinc.com
Subject: Re: [PATCH v2 2/4] dt-bindings: bluetooth: Add qca6698 compatible string

On Thu, 21 Nov 2024 at 06:12, Cheng Jiang <quic_chejiang@...cinc.com> wrote:
>
> Hi Dmitry,
>
> On 11/20/2024 6:44 PM, Dmitry Baryshkov wrote:
> > On Wed, Nov 20, 2024 at 05:54:26PM +0800, Cheng Jiang wrote:
> >> Add QCA6698 qcom,qca6698-bt compatible strings.
> >
> > Why? Is it the same chip as WCN6855 or a different chip? Is it
> > completely compatible?
> >
> They are different chips. But it's compatible with WCN6855.

So, do we really need new compat? Will/can it use the same firmware?

> >>
> >> Signed-off-by: Cheng Jiang <quic_chejiang@...cinc.com>
> >> ---
> >>  .../devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml   | 2 ++
> >>  1 file changed, 2 insertions(+)
> >>
> >> diff --git a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
> >> index 9019fe7bcdc6..527f947289af 100644
> >> --- a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
> >> +++ b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml
> >> @@ -18,6 +18,7 @@ properties:
> >>      enum:
> >>        - qcom,qca2066-bt
> >>        - qcom,qca6174-bt
> >> +      - qcom,qca6698-bt
> >>        - qcom,qca9377-bt
> >>        - qcom,wcn3988-bt
> >>        - qcom,wcn3990-bt
> >> @@ -175,6 +176,7 @@ allOf:
> >>          compatible:
> >>            contains:
> >>              enum:
> >> +              - qcom,qca6698-bt
> >>                - qcom,wcn6855-bt
> >>      then:
> >>        required:
> >> --
> >> 2.25.1
> >>
> >
>


-- 
With best wishes
Dmitry