[PATCH v2 1/3] dt-bindings: media: stm32-dcmi: Add DCMI min frequency property

From: Benjamin Gaignard
Date: Wed Jun 03 2020 - 08:46:25 EST


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