linux-kernel - Re: [PATCH 1/5] dt-bindings: remoteproc: qcom,sm8550-pas: Document the SA8775p ADSP, CDSP and GPDSP

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Date: Wed, 22 May 2024 15:06:38 +0200
From: neil.armstrong@...aro.org
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Bjorn Andersson <andersson@...nel.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>,
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
 Jassi Brar <jassisinghbrar@...il.com>,
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
 linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 Tengfei Fan <quic_tengfan@...cinc.com>,
 Srini Kandagatla <srinivas.kandagatla@...aro.org>,
 Alex Elder <elder@...nel.org>
Subject: Re: [PATCH 1/5] dt-bindings: remoteproc: qcom,sm8550-pas: Document
 the SA8775p ADSP, CDSP and GPDSP

On 22/05/2024 15:04, Bartosz Golaszewski wrote:
> On Wed, May 22, 2024 at 2:42 PM <neil.armstrong@...aro.org> wrote:
>>
>> On 22/05/2024 14:08, Bartosz Golaszewski wrote:
>>> From: Tengfei Fan <quic_tengfan@...cinc.com>
>>>
>>> Document the compatibles for the components used to boot the ADSP, CDSP0,
>>> CDSP1, GPDSP0 and GPDSP1 on the SA8775p SoC.
>>>
>>> Signed-off-by: Tengfei Fan <quic_tengfan@...cinc.com>
>>> Co-developed-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>>> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>>> ---
>>>    .../bindings/remoteproc/qcom,sm8550-pas.yaml       | 76 +++++++++++++++++++++-
>>>    1 file changed, 75 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>>> index 73fda7565cd1..9d3a862c39e1 100644
>>> --- a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>>> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>>> @@ -16,6 +16,11 @@ description:
>>>    properties:
>>>      compatible:
>>>        enum:
>>> +      - qcom,sa8775p-adsp-pas
>>> +      - qcom,sa8775p-cdsp0-pas
>>> +      - qcom,sa8775p-cdsp1-pas
>>> +      - qcom,sa8775p-gpdsp0-pas
>>> +      - qcom,sa8775p-gpdsp1-pas
>>>          - qcom,sm8550-adsp-pas
>>>          - qcom,sm8550-cdsp-pas
>>>          - qcom,sm8550-mpss-pas
>>> @@ -44,12 +49,13 @@ properties:
>>>
>>>      firmware-name:
>>>        $ref: /schemas/types.yaml#/definitions/string-array
>>> +    minItems: 1
>>
>> This will allow a single firmware name for all compatible,
>> which is wrong
>>
> 
> So increasing the limit from the default under allOf doesn't seem to
> work, should I instead keep this and make the lower limit stricter for
> all other models?

Yes add minItems in all the allOf:if: and add the missing allOf:if: for
the new compatibles to set the minItems, same for memory-region.

Or you may simply spin off a new yaml, this one is getting quite large.

Neil

> 
> Bart
> 
>>>        items:
>>>          - description: Firmware name of the Hexagon core
>>>          - description: Firmware name of the Hexagon Devicetree
>>>
>>>      memory-region:
>>> -    minItems: 2
>>> +    minItems: 1
>>
>> Same here
>>
>>>        items:
>>>          - description: Memory region for main Firmware authentication
>>>          - description: Memory region for Devicetree Firmware authentication
>>> @@ -81,6 +87,21 @@ allOf:
>>>              maxItems: 5
>>>            memory-region:
>>>              maxItems: 2
>>> +  - if:
>>> +      properties:
>>> +        compatible:
>>> +          enum:
>>> +            - qcom,sa8775p-adsp-pas
>>> +            - qcom,sa8775p-cdsp0-pas
>>> +            - qcom,sa8775p-cdsp1-pas
>>> +            - qcom,sa8775p-gpdsp0-pas
>>> +            - qcom,sa8775p-gpdsp1-pas
>>> +    then:
>>> +      properties:
>>> +        interrupts:
>>> +          maxItems: 5
>>> +        interrupt-names:
>>> +          maxItems: 5
>>>      - if:
>>>          properties:
>>>            compatible:
>>> @@ -128,6 +149,7 @@ allOf:
>>>          properties:
>>>            compatible:
>>>              enum:
>>> +            - qcom,sa8775p-adsp-pas
>>>                - qcom,sm8550-adsp-pas
>>>                - qcom,sm8650-adsp-pas
>>>                - qcom,x1e80100-adsp-pas
>>> @@ -177,6 +199,58 @@ allOf:
>>>                - const: cx
>>>                - const: mxc
>>>                - const: nsp
>>> +  - if:
>>> +      properties:
>>> +        compatible:
>>> +          enum:
>>> +            - qcom,sa8775p-cdsp-pas
>>> +    then:
>>> +      properties:
>>> +        power-domains:
>>> +          items:
>>> +            - description: CX power domain
>>> +            - description: MXC power domain
>>> +            - description: NSP0 power domain
>>> +        power-domain-names:
>>> +          items:
>>> +            - const: cx
>>> +            - const: mxc
>>> +            - const: nsp0
>>> +
>>> +  - if:
>>> +      properties:
>>> +        compatible:
>>> +          enum:
>>> +            - qcom,sa8775p-cdsp1-pas
>>> +    then:
>>> +      properties:
>>> +        power-domains:
>>> +          items:
>>> +            - description: CX power domain
>>> +            - description: MXC power domain
>>> +            - description: NSP1 power domain
>>> +        power-domain-names:
>>> +          items:
>>> +            - const: cx
>>> +            - const: mxc
>>> +            - const: nsp1
>>> +
>>> +  - if:
>>> +      properties:
>>> +        compatible:
>>> +          enum:
>>> +            - qcom,sa8775p-gpdsp0-pas
>>> +            - qcom,sa8775p-gpdsp1-pas
>>> +    then:
>>> +      properties:
>>> +        power-domains:
>>> +          items:
>>> +            - description: CX power domain
>>> +            - description: MXC power domain
>>> +        power-domain-names:
>>> +          items:
>>> +            - const: cx
>>> +            - const: mxc
>>>
>>>    unevaluatedProperties: false
>>>
>>>
>>