linux-kernel - [PATCH v4 2/2] dt-bindings: interrupt-controller: Add IDT 79RC3243x Interrupt Controller

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Message-Id: <20210422145330.73452-2-tsbogend@alpha.franken.de>
Date:   Thu, 22 Apr 2021 16:53:29 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH v4 2/2] dt-bindings: interrupt-controller: Add IDT 79RC3243x Interrupt Controller

Document DT bindings for IDT 79RC3243x Interrupt Controller.

Signed-off-by: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
---
Changes in v4:
  - renamed to idt,32434-pic

Changes in v3:
  - fixed compatible string in example

Changes in v2:
  - added dt binding doc

 .../interrupt-controller/idt,32434-pic.yaml   | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/idt,32434-pic.yaml

diff --git a/Documentation/devicetree/bindings/interrupt-controller/idt,32434-pic.yaml b/Documentation/devicetree/bindings/interrupt-controller/idt,32434-pic.yaml
new file mode 100644
index 000000000000..df5d8d1ead70
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/idt,32434-pic.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/idt,32434-pic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IDT 79RC32434 Interrupt Controller Device Tree Bindings
+
+maintainers:
+  - Thomas Bogendoerfer <tsbogend@...ha.franken.de>
+
+allOf:
+  - $ref: /schemas/interrupt-controller.yaml#
+
+properties:
+  "#interrupt-cells":
+    const: 1
+
+  compatible:
+    const: idt,32434-pic
+
+  reg:
+    maxItems: 1
+
+  interrupt-controller: true
+
+required:
+  - "#interrupt-cells"
+  - compatible
+  - reg
+  - interrupt-controller
+
+additionalProperties: false
+
+examples:
+  - |
+    idtpic3: interrupt-controller@...0c {
+        compatible = "idt,32434-pic";
+        reg = <0x3800c 0x0c>;
+
+        interrupt-controller;
+        #interrupt-cells = <1>;
+
+        interrupt-parent = <&cpuintc>;
+        interrupts = <3>;
+    };
+
+...
-- 
2.29.2