Re: [PATCH V2 1/2] dt-bindings: mailbox: Document qcom,tmel-qmp

[Sricharan Ramabadhran <quic_srichara@quicinc.com>]

On 1/4/2025 12:13 AM, Krzysztof Kozlowski wrote:
> On 03/01/2025 19:34, Sricharan Ramabadhran wrote:
>>>> +description:
>>>> +  TMEL SS provides different kinds of services like secureboot, remote image
>>>> +  authentication, key management, crypto, OEM provisioning etc. This patch adds
>>>> +  support for remote image authentication. Support for rest of the services can
>>>> +  be added.
>>>> +
>>>> +  The QMP mailbox is the primary means of communication between TMEL SS and
>>>> +  other subsystem on the SoC. A dedicated pair of inbound and outbound mailboxes
>>>> +  is implemented for each subsystem/external execution environment which needs to
>>>> +  communicate with TMEL for security services. The inbound mailboxes are used to
>>>> +  send IPC requests to TMEL, which are then processed by TMEL firmware and
>>>> +  accordingly the responses are sent to the requestor via outbound mailboxes.
>>>> +
>>>> +properties:
>>>> +  compatible:
>>>> +    items:
>>>> +      - enum:
>>>> +          - qcom,ipq5424-tmel-qmp
>>>
>>>
>>> Why qmp? Can TMEL on IPQ5424 be anything else? Can TMEL be SMEM or using
>>> any other remoteproc?
>>>
>> TMEL on IPQ5424 uses only QMP protocol for communication.
> 
> 
> Then keep just "tmel". It completely defines this device.

ok.

Regards,
  Sricharan