Re: [PATCH v2 2/4] dt-bindings: bluetooth: Add qca6698 compatible string
From: Cheng Jiang (IOE)
Date: Thu Nov 21 2024 - 20:56:18 EST
Hi Dmitry,
On 11/22/2024 12:28 AM, Dmitry Baryshkov wrote:
> On Thu, 21 Nov 2024 at 06:12, Cheng Jiang <quic_chejiang@xxxxxxxxxxx> 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?
We need to use a different firmware. Let me check if using
"firmware-name" allows us to omit the new soc type.
>From the driver's perspective, the only change is the need to load a
different firmware.
>
>>>>
>>>> Signed-off-by: Cheng Jiang <quic_chejiang@xxxxxxxxxxx>
>>>> ---
>>>> .../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
>>>>
>>>
>>
>
>