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

From: Kathiravan Thirumoorthy

Date: Tue Aug 04 2026 - 02:44:19 EST


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 <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>
---
Changes in v2:
- Add the proper constraints - no clocks needed for IPQ9650
- Link to v1: https://patch.msgid.link/20260512-ipq9650_smmu_binding-v1-1-04defdaa140c@xxxxxxxxxxxxxxxx

To: Will Deacon <will@xxxxxxxxxx>
To: Robin Murphy <robin.murphy@xxxxxxx>
To: "Joerg Roedel (AMD)" <joro@xxxxxxxxxx>
To: Rob Herring <robh@xxxxxxxxxx>
To: Krzysztof Kozlowski <krzk+dt@xxxxxxxxxx>
To: Conor Dooley <conor+dt@xxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: iommu@xxxxxxxxxxxxxxx
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
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