[PATCH 2/2] dt-bindings: arm: coresight-tmc: Add 'iommu' property

Rob Herring robh at kernel.org
Thu Jul 21 14:27:15 PDT 2022


The Coresight TMC component may be behind an IOMMU which is the case for
the Arm Juno SoC and some Qualcomm SoCs. Add 'iommus' property to the
binding.

Signed-off-by: Rob Herring <robh at kernel.org>
---
 Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
index e0b88a71356a..cb8dceaca70e 100644
--- a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
+++ b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml
@@ -55,6 +55,9 @@ properties:
       - const: apb_pclk
       - const: atclk
 
+  iommus:
+    maxItems: 1
+
   power-domains:
     maxItems: 1
 
-- 
2.34.1




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