Re: [RFC PATCH 2/6] dt-bindings: net: wireless: ath12k: describe WSI property for QCN9274

From: Krzysztof Kozlowski
Date: Wed Oct 23 2024 - 02:49:05 EST


On 23/10/2024 08:38, Krzysztof Kozlowski wrote:
> On 23/10/2024 08:03, Raj Kumar Bhagat wrote:
>> QCN9274 device has WSI support. WSI stands for WLAN Serial Interface.
>> It is used for the exchange of specific control information across
>> radios based on the doorbell mechanism. This WSI connection is
>> essential to exchange control information among these devices
>>
>> Hence, describe WSI interface supported in QCN9274 with the following
>> properties:
>>
>> - qcom,wsi-group-id: It represents the identifier assigned to the WSI
>> connection. All the ath12k devices connected to same WSI connection
>> have the same wsi-group-id.
>>
>> - qcom,wsi-index: It represents the identifier assigned to ath12k
>> device in the order of the WSI connection.
>>
>> - qcom,wsi-num-devices: Number of devices connected through WSI in
>> the same group ID.
>
> You should have separate binding.
>
>>
>> Signed-off-by: Raj Kumar Bhagat <quic_rajkbhag@xxxxxxxxxxx>
>> ---
>> .../bindings/net/wireless/qcom,ath12k.yaml | 61 +++++++++++++++++++
>> 1 file changed, 61 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/net/wireless/qcom,ath12k.yaml b/Documentation/devicetree/bindings/net/wireless/qcom,ath12k.yaml
>> index ecf38af747f7..6c8f97865075 100644
>> --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath12k.yaml
>> +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath12k.yaml
>> @@ -19,6 +19,7 @@ properties:
>> compatible:
>> enum:
>> - pci17cb,1107 # WCN7850
>> + - pci17cb,1109 # QCN9274
>>
>> reg:
>> maxItems: 1
>> @@ -50,6 +51,41 @@ properties:
>> vddpcie1p8-supply:
>> description: VDD_PCIE_1P8 supply regulator handle
>>
>> + wsi:
>> + type: object

Plus this entire wsi has to be dropped - it's useless. No bus here.

Best regards,
Krzysztof