Re: [PATCH v2 2/7] dt-bindings: firmware: Add i.MX95 SCMI LMM and CPU protocol
From: Peng Fan
Date: Sun Feb 23 2025 - 20:55:21 EST
Hi Rob,
On Wed, Feb 19, 2025 at 03:46:08PM -0600, Rob Herring wrote:
>On Wed, Feb 12, 2025 at 03:40:24PM +0800, Peng Fan (OSS) wrote:
>> From: Peng Fan <peng.fan@xxxxxxx>
>>
>> Add i.MX SCMI Extension protocols bindings for:
>> - Logic Machine Management(LMM) Protocol
>> intended for boot, shutdown, and reset of other logical machines (LM).
>> It is usually used to allow one LM to manager another used as an offload
>> or accelerator engine..
>> - CPU Protocol.
>> allows an agent to start or stop a CPU. It is used to manage auxiliary
>> CPUs in an LM (e.g. additional cores in an AP cluster).
>>
>> Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
>> ---
>> .../devicetree/bindings/firmware/nxp,imx95-scmi.yaml | 16 ++++++++++++++++
>> 1 file changed, 16 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/firmware/nxp,imx95-scmi.yaml b/Documentation/devicetree/bindings/firmware/nxp,imx95-scmi.yaml
>> index 1a95010a546b14b1d3d97aa990c0305a551f2620..75f63819285b191a815dc4287e34d299983b1c40 100644
>> --- a/Documentation/devicetree/bindings/firmware/nxp,imx95-scmi.yaml
>> +++ b/Documentation/devicetree/bindings/firmware/nxp,imx95-scmi.yaml
>> @@ -11,6 +11,14 @@ maintainers:
>> - Peng Fan <peng.fan@xxxxxxx>
>>
>> properties:
>> + protocol@80:
>> + $ref: '/schemas/firmware/arm,scmi.yaml#/$defs/protocol-node'
>> + unevaluatedProperties: false
>
>Please add 'description' to these to say what the protocol is.
Waiting for comments on driver changes, then I will fix together in next
version for protocol 80,82 both.
Thanks,
Peng
>
>> +
>> + properties:
>> + reg:
>> + const: 0x80
>> +
>> protocol@81:
>> $ref: '/schemas/firmware/arm,scmi.yaml#/$defs/protocol-node'
>> unevaluatedProperties: false
>> @@ -19,6 +27,14 @@ properties:
>> reg:
>> const: 0x81
>>
>> + protocol@82:
>> + $ref: '/schemas/firmware/arm,scmi.yaml#/$defs/protocol-node'
>> + unevaluatedProperties: false
>> +
>> + properties:
>> + reg:
>> + const: 0x82
>> +
>> protocol@84:
>> $ref: '/schemas/firmware/arm,scmi.yaml#/$defs/protocol-node'
>> unevaluatedProperties: false
>>
>> --
>> 2.37.1
>>