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SubjectRe: [PATCH v2 1/2] dt-bindings: firmware: arm,scmi: support parameter passing in smc/hvc
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On 4/11/2023 10:18 AM, Krzysztof Kozlowski wrote:
> On 10/04/2023 20:20, Nikunj Kela wrote:
>> Currently, smc/hvc calls are made with smc-id only. The parameters are
>> all set to zeros. This patch defines two optional device tree bindings,
>> that can be used to pass parameters in smc/hvc calls.
>>
>> This is useful when multiple scmi instances are used with common smc-id.
>>
>> Signed-off-by: Nikunj Kela <quic_nkela@quicinc.com>
> Since you sent v2 before our discussion finished, let me answer here:
> this does not look like property for DT. Do not send new patches without
> giving reviewers chance to respond.
Ok. My rationale on that is, if we allow smc-id which goes in r0/w0/x0
registers in smc/hvc call to be part of dtb, then we should allow
parameters which go in r1/w1/x1 to r6/w6/x6 register to be part of dtb.
If you have an alternative suggestion, I am all ears!
> Best regards,
> Krzysztof
>

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