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[v5,5/6] dt-bindings: iommu: qcom,iommu: Add QSMMUv2 and MSM8976 compatibles

Message ID 20230622092742.74819-6-angelogioacchino.delregno@collabora.com (mailing list archive)
State Not Applicable
Headers show
Series Add support for Qualcomm's legacy IOMMU v2 | expand

Commit Message

AngeloGioacchino Del Regno June 22, 2023, 9:27 a.m. UTC 
Add compatible string "qcom,msm-iommu-v2" for the inner node,
along with "qcom,msm8976-iommu" as a first user of it and
"qcom,msm-iommu-v2-ns" and "qcom,msm-iommu-v2-sec" for the context
bank nodes to support Qualcomm's secure fw "SMMU v2" implementation.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../devicetree/bindings/iommu/qcom,iommu.yaml   | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
index f7a64ad8a005..a74eb899c381 100644
--- a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
+++ b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
@@ -17,11 +17,16 @@  description: |
 
 properties:
   compatible:
-    items:
-      - enum:
-          - qcom,msm8916-iommu
-          - qcom,msm8953-iommu
-      - const: qcom,msm-iommu-v1
+    oneOf:
+      - items:
+          - enum:
+              - qcom,msm8916-iommu
+              - qcom,msm8953-iommu
+          - const: qcom,msm-iommu-v1
+      - items:
+          - enum:
+              - qcom,msm8976-iommu
+          - const: qcom,msm-iommu-v2
 
   clocks:
     items:
@@ -64,6 +69,8 @@  patternProperties:
         enum:
           - qcom,msm-iommu-v1-ns
           - qcom,msm-iommu-v1-sec
+          - qcom,msm-iommu-v2-ns
+          - qcom,msm-iommu-v2-sec
 
       interrupts:
         maxItems: 1