linux-kernel - Re: [PATCH 1/6] dt-bindings: remoteproc: qcom,sm8550-pas: Add Kaanapali ADSP

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Message-ID: <0209a062-2763-4e50-adfa-3cbdbb35eaef@oss.qualcomm.com>
Date: Tue, 30 Sep 2025 10:12:27 +0800
From: Jingyi Wang <jingyi.wang@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
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>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, aiqun.yu@....qualcomm.com,
        tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
        yijie.yang@....qualcomm.com
Subject: Re: [PATCH 1/6] dt-bindings: remoteproc: qcom,sm8550-pas: Add
 Kaanapali ADSP



On 9/29/2025 8:22 PM, Dmitry Baryshkov wrote:
> On Mon, Sep 29, 2025 at 06:11:23PM +0800, Jingyi Wang wrote:
>>
>>
>> On 9/29/2025 5:39 PM, Dmitry Baryshkov wrote:
>>> On Mon, Sep 29, 2025 at 02:06:11PM +0800, Jingyi Wang wrote:
>>>>
>>>>
>>>> On 9/25/2025 10:19 AM, Dmitry Baryshkov wrote:
>>>>> On Wed, Sep 24, 2025 at 04:37:22PM -0700, Jingyi Wang wrote:
>>>>>> Document compatible for Qualcomm Kaanapali SoC ADSP PAS which looks fully
>>>>>> compatible with SM8750, which can fallback to SM8550 except for one more
>>>>>> interrupt ("shutdown-ack").
>>>>>>
>>>>>> Signed-off-by: Jingyi Wang <jingyi.wang@....qualcomm.com>
>>>>>> ---
>>>>>>  Documentation/devicetree/bindings/remoteproc/qcom,sm8550-pas.yaml | 6 +++++-
>>>>>>  1 file changed, 5 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..be9e2a0bc060 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,kaanapali-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,kaanapali-adsp-pas
>>>>>
>>>>> This one and the next entry are redundant. Do you see why?
>>>>>
>>>>
>>>> This one describe the interrupt:
>>>>
>>>>   - if:
>>>>       properties:
>>>>         compatible:
>>>>           contains:
>>>
>>>>             enum:
>>>>               - qcom,kaanapali-adsp-pas
>>>>               - qcom,sm8750-adsp-pas
>>>
>>> It's still redundant. Don't you see it?
>>>
>>
>> sorry I didn't get your point here, could you explain more?
> 
> For you device you have two compat strings, kaanapali and sm8750. This
> schema block is covered by 'if compat contains sm8750', so you don't
> need to add kaanapali to the if-case. You already hit this check thanks
> to the fallback compat.
> 

Hi Dimitry,

our device contains sm8550, not sm8750.

Thanks,
Jingyi

>>
>>>>     then:
>>>>       properties:
>>>>         interrupts:
>>>>           maxItems: 6
>>>>         interrupt-names:
>>>>           maxItems: 6
>>>>         memory-region:
>>>>           maxItems: 2
>>>>
>>>>
>>>>>>                - qcom,sm8750-adsp-pas
>>>>>>      then:
>>>>>>        properties:
>>>>>> @@ -185,6 +188,7 @@ allOf:
>>>>>>          compatible:
>>>>>>            contains:
>>>>>>              enum:
>>>>>> +              - qcom,kaanapali-adsp-pas
>>>>
>>>> This one describe the power domain
>>>>
>>>>   - if:
>>>>       properties:
>>>>         compatible:
>>>>           contains:
>>>>             enum:
>>>>               - qcom,kaanapali-adsp-pas
>>>>               - qcom,sm8550-adsp-pas
>>>>               - qcom,sm8650-adsp-pas
>>>>               - qcom,sm8750-adsp-pas
>>>>               - qcom,x1e80100-adsp-pas
>>>
>>> Likewise
>>>
>>
>> indeed, here is redundant as "qcom,sm8550-adsp-pas" is added in
>> the dts. I will remove this.
>>
>> Thanks,
>> Jingyi
>>
>>>>     then:
>>>>       properties:
>>>>         power-domains:
>>>>           items:
>>>>             - description: LCX power domain
>>>>             - description: LMX power domain
>>>>         power-domain-names:
>>>>           items:
>>>>             - const: lcx
>>>>             - const: lmx
>>>>
>>>>
>>>>>>                - qcom,sm8550-adsp-pas
>>>>>>                - qcom,sm8650-adsp-pas
>>>>>>                - qcom,sm8750-adsp-pas
>>>>>>
>>>>>> -- 
>>>>>> 2.25.1
>>>>>>
>>>>>
>>>>
>>>> Thanks,
>>>> Jingyi
>>>
>>
>