Re: [PATCH v2] dt-bindings: arm-smmu: qcom: add compatible for IPQ9650 SoC

Kathiravan Thirumoorthy <[email protected]> Tue, 4 Aug 2026 12:13:26 +0530

Newsgroups	dev.linux.lists.iommu,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID	<[email protected]>

On 8/3/2026 2:54 PM, Krzysztof Kozlowski wrote:
> On Fri, Jul 31, 2026 at 11:01:26AM +0530, Kathiravan Thirumoorthy wrote:
>> Add the compatible string for the APPS SMMU present on the Qualcomm
>> IPQ9650 SoC.
>>
>> Signed-off-by: Kathiravan Thirumoorthy <[email protected]>
>> ---
>> Changes in v2:
>> - Add the proper constraints - no clocks needed for IPQ9650
>> - Link to v1: https://patch.msgid.link/[email protected]
>>
>> To: Will Deacon <[email protected]>
>> To: Robin Murphy <[email protected]>
>> To: "Joerg Roedel (AMD)" <[email protected]>
>> To: Rob Herring <[email protected]>
>> To: Krzysztof Kozlowski <[email protected]>
>> To: Conor Dooley <[email protected]>
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> ---
>>   Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
>> index f2188942f877..ffa33b7f4a96 100644
>> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
>> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
>> @@ -38,6 +38,7 @@ properties:
>>                 - qcom,eliza-smmu-500
>>                 - qcom,glymur-smmu-500
>>                 - qcom,hawi-smmu-500
>> +              - qcom,ipq9650-smmu-500
>>                 - qcom,kaanapali-smmu-500
>>                 - qcom,maili-smmu-500
>>                 - qcom,milos-smmu-500
>> @@ -625,6 +626,7 @@ allOf:
>>                   - qcom,eliza-smmu-500
>>                   - qcom,glymur-smmu-500
>>                   - qcom,hawi-smmu-500
>> +                - qcom,ipq9650-smmu-500
> This will disallow clocks also for the Adreno one, so confirm that it
> also does not have clocks.

IPQ9650 doesn't have Adreno IP. Please let me know if I need to explicit 
about it in the commit message or this is fine?

>
> Best regards,
> Krzysztof
>