dt-bindings: interrupt-controller: loongson,eiointc: Document address-cells

The Loongson Extend I/O interrupt controller can be referenced in
interrupt-map properties (e.g. in
arch/loongarch/boot/dts/loongson-2k0500.dtsi), thus the nodes should
have address-cells property.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://patch.msgid.link/3e903541d37432c88c27272094420b03418a607d.1767505859.git.zhoubinbin@loongson.cn
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml
index 393c128a41d860ec71ce55822aa2f064d5961643..3c03d90058ed42e960a18ab73b3e75c8433be4bd 100644 (file)
--- a/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml
@@ -29,6 +29,9 @@ properties:
   interrupts:
     maxItems: 1
 
+  '#address-cells':
+    const: 0
+
   interrupt-controller: true
 
   '#interrupt-cells':