diff --git a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
index 6b83513c9426..195e4371196b 100644
--- a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
+++ b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml
@@ -59,7 +59,6 @@ properties:
 required:
   - compatible
   - reg
-  - "#pwm-cells"
   - clocks
   - clock-names