[PATCH] dt-bindings: rtc: at91rm9200: document clocks property

[Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>]

The clocks property is mandatory, document it.

Reported-by: Rob Herring <robh+dt@xxxxxxxxxx>
Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
---
 .../devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml         | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
index 39f13711adfc..02bbfe726c62 100644
--- a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.yaml
@@ -27,10 +27,14 @@ properties:
   interrupts:
     maxItems: 1
 
+  clocks:
+    maxItems: 1
+
 required:
   - compatible
   - reg
   - interrupts
+  - clocks
 
 additionalProperties: false
 
-- 
2.24.1