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[v2,1/4] dt-bindings: rng: add st,stm32mp25-rng support

Message ID 20241011-rng-mp25-v2-v2-1-76fd6170280c@foss.st.com (mailing list archive)
State New
Headers show
Series Add support for stm32mp25x RNG | expand

Commit Message

Gatien CHEVALLIER Oct. 11, 2024, 3:41 p.m. UTC 
Add RNG STM32MP25x platforms compatible. Update the clock
properties management to support all versions.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
---
Changes in V2
	-Fix missing min/maxItems
	-Removed MP25 RNG example
	-Renamed RNG clocks for mp25 to "core" and "bus"
---
 .../devicetree/bindings/rng/st,stm32-rng.yaml      | 30 +++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)
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Patch

diff --git a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
index 340d01d481d12ce8664a60db42182ddaf0d1385b..5d553f7f706f8d7c17aea07e4130a34af764a635 100644
--- a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
+++ b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
@@ -18,12 +18,20 @@  properties:
     enum:
       - st,stm32-rng
       - st,stm32mp13-rng
+      - st,stm32mp25-rng
 
   reg:
     maxItems: 1
 
   clocks:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
+
+  clock-names:
+    minItems: 1
+    items:
+      - const: core
+      - const: bus
 
   resets:
     maxItems: 1
@@ -57,6 +65,26 @@  allOf:
       properties:
         st,rng-lock-conf: false
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - st,stm32-rng
+              - st,stm32mp13-rng
+    then:
+      properties:
+        clocks:
+          maxItems: 1
+        clock-names: false
+    else:
+      properties:
+        clocks:
+          minItems: 2
+          maxItems: 2
+      required:
+        - clock-names
+
 additionalProperties: false
 
 examples: