[PATCH v3 1/2] dt-bindings: thermal: amlogic: Add A9 thermal bindings

Xianwei Zhao via B4 Relay devnull+xianwei.zhao.amlogic.com at kernel.org
Fri Aug 21 00:50:22 PDT 2026


From: Xianwei Zhao <xianwei.zhao at amlogic.com>

Document the thermal controller compatibles for the Amlogic A9 SoC.

Describe the required "core" and "plck" clocks, and update the schema
constraints for A9-specific thermal controllers.

Signed-off-by: Xianwei Zhao <xianwei.zhao at amlogic.com>
---
 .../bindings/thermal/amlogic,thermal.yaml          | 27 +++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/thermal/amlogic,thermal.yaml b/Documentation/devicetree/bindings/thermal/amlogic,thermal.yaml
index 8cfa44dcda58..1b02404d67d5 100644
--- a/Documentation/devicetree/bindings/thermal/amlogic,thermal.yaml
+++ b/Documentation/devicetree/bindings/thermal/amlogic,thermal.yaml
@@ -23,6 +23,7 @@ properties:
           - const: amlogic,g12a-thermal
       - enum:
           - amlogic,a1-cpu-thermal
+          - amlogic,a9-thermal
           - amlogic,t7-thermal
 
   reg:
@@ -32,7 +33,13 @@ properties:
     maxItems: 1
 
   clocks:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: core
+      - const: pclk
 
   power-domains:
     maxItems: 1
@@ -73,6 +80,24 @@ allOf:
       required:
         - amlogic,secure-monitor
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - amlogic,a9-thermal
+    then:
+      properties:
+        clocks:
+          minItems: 2
+      required:
+        - clock-names
+    else:
+      properties:
+        clocks:
+          maxItems: 1
+        clock-names: false
+
 unevaluatedProperties: false
 
 examples:

-- 
2.52.0





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