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From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Thomas Gleixner <tglx@linutronix.de>,
        Marc Zyngier <maz@kernel.org>,
        Rob Herring <robh+dt@kernel.org>, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org
Subject: [PATCH v3 2/2] dt-bindings: interrupt-controller: Add IDT 79RC3243x
 Interrupt Controller
Date: Wed, 21 Apr 2021 16:26:05 +0200
Message-Id: <20210421142606.23188-2-tsbogend@alpha.franken.de>
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Document DT bindings for IDT 79RC3243x Interrupt Controller.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
---
Changes in v3:
  - fixed compatible string in example

Changes in v2:
  - added dt binding doc

 .../interrupt-controller/idt,3243x-pic.yaml   | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/idt,3243x-pic.yaml

diff --git a/Documentation/devicetree/bindings/interrupt-controller/idt,3243x-pic.yaml b/Documentation/devicetree/bindings/interrupt-controller/idt,3243x-pic.yaml
new file mode 100644
index 000000000000..2d7dd34872bf
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/idt,3243x-pic.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/idt,3243x-pic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IDT 79RC3243x Interrupt Controller Device Tree Bindings
+
+maintainers:
+  - Thomas Bogendoerfer <tsbogend@alpha.franken.de>
+
+allOf:
+  - $ref: /schemas/interrupt-controller.yaml#
+
+properties:
+  "#interrupt-cells":
+    const: 1
+
+  compatible:
+    const: idt,3243x-pci
+
+  reg:
+    maxItems: 1
+
+  interrupt-controller: true
+
+required:
+  - "#interrupt-cells"
+  - compatible
+  - reg
+  - interrupt-controller
+
+additionalProperties: false
+
+examples:
+  - |
+    idtpic3: interrupt-controller@3800c {
+        compatible = "idt,3243x-pic";
+        reg = <0x3800c 0x0c>;
+
+        interrupt-controller;
+        #interrupt-cells = <1>;
+
+        interrupt-parent = <&cpuintc>;
+        interrupts = <3>;
+    };
+
+...