[PATCH v2 1/9] dt-bindings: arm-smmu: Allow up to 3 power-domains

Konrad Dybcio konrad.dybcio at linaro.org
Mon Nov 14 02:42:14 PST 2022


Some SMMUs require that a vote is held on as much as 3 separate PDs
(hello Qualcomm). Allow it in bindings.

Signed-off-by: Konrad Dybcio <konrad.dybcio at linaro.org>
---
Changes since v1:
- Add minItems

 Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
index 9066e6df1ba1..82bc696de662 100644
--- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
+++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml
@@ -159,7 +159,8 @@ properties:
           through the TCU's programming interface.
 
   power-domains:
-    maxItems: 1
+    minItems: 0
+    maxItems: 3
 
   nvidia,memory-controller:
     description: |
-- 
2.38.1




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