[PATCH v7 1/3] dt-bindings: media: stm32-dcmi: Add DCMI min frequency property

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Document st,stm32-dcmi-min-frequency property which is used to
request CPUs minimum frequency when streaming frames.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
---
 Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
index 3fe778cb5cc3..05ca85a2411a 100644
--- a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
+++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
@@ -44,6 +44,13 @@ properties:
       bindings defined in
       Documentation/devicetree/bindings/media/video-interfaces.txt.
 
+  st,stm32-dcmi-min-frequency:
+    description: DCMI minimum CPUs frequency requirement (in KHz).
+    allOf:
+      - $ref: /schemas/types.yaml#/definitions/uint32
+      - minimum: 0
+      - default: 0
+
 required:
   - compatible
   - reg
@@ -71,6 +78,7 @@ examples:
         clock-names = "mclk";
         dmas = <&dmamux1 75 0x400 0x0d>;
         dma-names = "tx";
+        st,stm32-dcmi-min-frequency = <650000>;
 
         port {
              dcmi_0: endpoint {
-- 
2.15.0




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