linux-kernel - Re: [PATCH 4/5] dt-bindings: remoteproc: qcom,sm8550-pas: Document Glymur ADSP

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Message-ID: <6aed71d1-ece7-4b33-8060-ea3a51015a26@oss.qualcomm.com>
Date: Thu, 9 Oct 2025 15:39:09 +0530
From: Sibi Sankar <sibi.sankar@....qualcomm.com>
To: Rob Herring <robh@...nel.org>
Cc: jassisinghbrar@...il.com, krzk+dt@...nel.org, conor+dt@...nel.org,
        mani@...nel.org, andersson@...nel.org, mathieu.poirier@...aro.org,
        konradybcio@...nel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH 4/5] dt-bindings: remoteproc: qcom,sm8550-pas: Document
 Glymur ADSP


On 10/2/2025 6:24 AM, Rob Herring wrote:
> On Thu, Sep 25, 2025 at 12:07:25AM +0530, Sibi Sankar wrote:
>> Document compatible for Qualcomm Glymur SoC ADSP which is fully compatible
>> with SM8750 ADSP. Also with the Linux Host running on EL2, the remoteprocs
>> need to be hypervisor independent, the iommu property is mandatory to
>> ensure proper functionality.
>>
>> Signed-off-by: Sibi Sankar <sibi.sankar@....qualcomm.com>
>> ---
>>
>> Dependencies:
>> Peripheral Image Loader support for Qualcomm SoCs running Linux host at EL2:
>> https://patchwork.kernel.org/project/linux-arm-msm/cover/20250921-kvm_rproc_pas-v3-0-458f09647920@oss.qualcomm.com/
>> This patch has a dependency on the iommu binding added in ^^ series.
>>
>>   .../bindings/remoteproc/qcom,sm8550-pas.yaml     | 16 +++++++++++++++-
>>   1 file changed, 15 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>> index 2dd479cf4821..cba45ce2865e 100644
>> --- a/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml
>> @@ -28,7 +28,9 @@ properties:
>>             - qcom,x1e80100-adsp-pas
>>             - qcom,x1e80100-cdsp-pas
>>         - items:
>> -          - const: qcom,sm8750-adsp-pas
>> +          - enum:
>> +              - qcom,glymur-adsp-pas
>> +              - qcom,sm8750-adsp-pas
>>             - const: qcom,sm8550-adsp-pas
>>         - items:
>>             - const: qcom,sm8750-cdsp-pas
>> @@ -95,6 +97,7 @@ allOf:
>>           compatible:
>>             contains:
>>               enum:
>> +              - qcom,glymur-adsp-pas
>>                 - qcom,sm8750-adsp-pas
>>       then:
>>         properties:
>> @@ -185,6 +188,7 @@ allOf:
>>           compatible:
>>             contains:
>>               enum:
>> +              - qcom,glymur-adsp-pas
>>                 - qcom,sm8550-adsp-pas
>>                 - qcom,sm8650-adsp-pas
>>                 - qcom,sm8750-adsp-pas
>> @@ -238,6 +242,16 @@ allOf:
>>               - const: cx
>>               - const: mxc
>>               - const: nsp
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          enum:
>> +            - qcom,glymur-adsp-pas
>> +    then:
>> +      properties:
>> +        iommus:
>> +          minItems: 1
> The min can never be 0, so it is already 1. Drop.

Ack, will drop it.

- Sibi Sankar

>> +          maxItems: 1
>>   
>>   unevaluatedProperties: false
>>   
>> -- 
>> 2.34.1
>>