[DO NOT MERGE v7 18/36] dt-bindings: interrupt-controller: renesas,sh7751-irl-ext: Add json-schema

[Yoshinori Sato <ysato@users.sourceforge.jp>]

Renesas SH7751 external interrupt encoder json-schema.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
---
 .../renesas,sh7751-irl-ext.yaml               | 57 +++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/renesas,sh7751-irl-ext.yaml

diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,sh7751-irl-ext.yaml b/Documentation/devicetree/bindings/interrupt-controller/renesas,sh7751-irl-ext.yaml
new file mode 100644
index 000000000000..fc174c0467e7
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,sh7751-irl-ext.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/renesas,sh7751-irl-ext.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas SH7751 external interrupt encoder with enable regs.
+
+maintainers:
+  - Yoshinori Sato <ysato@users.sourceforge.jp>
+
+description:
+  This is the generally used external interrupt encoder on SH7751 based boards.
+
+properties:
+  compatible:
+    items:
+      - const: renesas,sh7751-irl-ext
+
+  reg: true
+
+  interrupt-controller: true
+
+  '#interrupt-cells':
+    const: 2
+
+  '#address-cells':
+    const: 0
+
+  renesas,set-to-disable:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description: Invert enable registers. Setting the bit to 0 enables interrupts.
+
+  renesas,enable-reg:
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    description: |
+      IRQ enable register bit mapping
+
+required:
+  - compatible
+  - reg
+  - interrupt-controller
+  - '#interrupt-cells'
+  - renesas,enable-reg
+
+additionalProperties: false
+
+examples:
+  - |
+    r2dintc: interrupt-controller@a4000000 {
+        compatible = "renesas,sh7751-irl-ext";
+        reg = <0xa4000000 0x02>;
+        interrupt-controller;
+        #address-cells = <0>;
+        #interrupt-cells = <1>;
+        renesas,enable-reg = <12 9 10 3 0 4 1 2 8 5 6 7 15 15 15 11>;
+    };
-- 
2.39.2