diff --git a/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml b/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml
index cf2500f2e9a0d9e4248089997d27a1c84d9e6e3b..3c2b06629b75ea94f90712470bf14ed7fc16d68d 100644
--- a/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml
+++ b/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml
@@ -29,6 +29,8 @@ properties:
   '#gpio-cells':
     const: 2
 
+  system-power-controller: true
+
   vcc1-supply:
     description:
       The input supply for dcdc-reg1.