new file mode 100644
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/loongson,eiointc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson Extended I/O Interrupt Controller
+
+maintainers:
+ - Binbin Zhou <zhoubinbin@loongson.cn>
+
+description: |
+ This interrupt controller is found on the Loongson-3 family chips and
+ Loongson-2K series chips and is used to distribute interrupts directly to
+ individual cores without forwarding them through the HT's interrupt line.
+
+allOf:
+ - $ref: /schemas/interrupt-controller.yaml#
+
+properties:
+ compatible:
+ enum:
+ - loongson,ls2k0500-eiointc
+ - loongson,ls2k2000-eiointc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-controller
+ - '#interrupt-cells'
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ eiointc: interrupt-controller@1fe11600 {
+ compatible = "loongson,ls2k0500-eiointc";
+ reg = <0x1fe10000 0x10000>;
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ interrupt-parent = <&cpuintc>;
+ interrupts = <3>;
+ };
+
+...
Add Loongson Extended I/O Interrupt controller binding with DT schema format using json-schema. Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn> --- .../loongson,eiointc.yaml | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml