Thread (14 messages) 14 messages, 7 authors, 2026-01-20
STALE180d
Revisions (2)
  1. v1 current
  2. v1 [diff vs current]

[PATCH 1/3] dt-bindings: crypto: qcom,prng: Add SM8450

From: Konrad Dybcio <hidden>
Date: 2023-08-11 20:51:09
Also in: linux-arm-msm, linux-crypto, lkml
Subsystem: arm/qualcomm mailing list, crypto api, open firmware and flattened device tree bindings, the rest · Maintainers: Herbert Xu, "David S. Miller", Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

SM8450's PRNG does not require a core clock reference. Add a new
compatible with a qcom,prng-ee fallback and handle that.

Signed-off-by: Konrad Dybcio <redacted>
---
 .../devicetree/bindings/crypto/qcom,prng.yaml      | 24 +++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)
diff --git a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
index bb42f4588b40..36b0ebd9a44b 100644
--- a/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
+++ b/Documentation/devicetree/bindings/crypto/qcom,prng.yaml
@@ -11,9 +11,13 @@ maintainers:
 
 properties:
   compatible:
-    enum:
-      - qcom,prng  # 8916 etc.
-      - qcom,prng-ee  # 8996 and later using EE
+    oneOf:
+      - enum:
+          - qcom,prng  # 8916 etc.
+          - qcom,prng-ee  # 8996 and later using EE
+      - items:
+          - const: qcom,sm8450-prng-ee
+          - const: qcom,prng-ee
 
   reg:
     maxItems: 1
@@ -28,8 +32,18 @@ properties:
 required:
   - compatible
   - reg
-  - clocks
-  - clock-names
+
+allOf:
+  - if:
+      not:
+        properties:
+          compatible:
+            contains:
+              const: qcom,sm8450-prng-ee
+    then:
+      required:
+        - clocks
+        - clock-names
 
 additionalProperties: false
 
-- 
2.41.0
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