[PATCH 3/3] dt-bindings: power: fsl,imx-gpc: document interrupt-controller

[Krzysztof Kozlowski]

The fsl,imx6q-gpc is used as interrupt controller (routing back to GIC):

  imx6sl-evk.dtb: gpc@20dc000: '#interrupt-cells', 'interrupt-controller' do not match any of the regexes: 'pinctrl-[0-9]+'

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/power/fsl,imx-gpc.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/fsl,imx-gpc.yaml b/Documentation/devicetree/bindings/power/fsl,imx-gpc.yaml
index a5ea45b8c04e..c21a66422d4f 100644
--- a/Documentation/devicetree/bindings/power/fsl,imx-gpc.yaml
+++ b/Documentation/devicetree/bindings/power/fsl,imx-gpc.yaml
@@ -40,6 +40,10 @@ properties:
   interrupts:
     maxItems: 1
 
+  interrupt-controller: true
+  '#interrupt-cells':
+    const: 3
+
   clocks:
     maxItems: 1
 
-- 
2.34.1