dt-bindings: interrupt-controller: Convert aspeed,ast2xxx-scu-ic to DT schema

Convert the Aspeed SCU interrupt controller binding to schema format.
It's a straight-forward conversion of the typical interrupt controller.

Link: https://lore.kernel.org/r/20250505144613.1287360-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

diff --git a/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2500-scu-ic.yaml b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2500-scu-ic.yaml
new file mode 100644 (file)
index 0000000..d5287a2
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2500-scu-ic.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright 2025 Eddie James
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/aspeed,ast2500-scu-ic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Aspeed AST25XX and AST26XX SCU Interrupt Controller
+
+maintainers:
+  - Eddie James <eajames@linux.ibm.com>
+
+properties:
+  compatible:
+    enum:
+      - aspeed,ast2500-scu-ic
+      - aspeed,ast2600-scu-ic0
+      - aspeed,ast2600-scu-ic1
+
+  reg:
+    maxItems: 1
+
+  '#interrupt-cells':
+    const: 1
+
+  interrupts:
+    maxItems: 1
+
+  interrupt-controller: true
+
+required:
+  - compatible
+  - reg
+  - '#interrupt-cells'
+  - interrupts
+  - interrupt-controller
+
+additionalProperties: false
+
+examples:
+  - |
+    interrupt-controller@18 {
+        compatible = "aspeed,ast2500-scu-ic";
+        reg = <0x18 0x4>;
+        #interrupt-cells = <1>;
+        interrupts = <21>;
+        interrupt-controller;
+    };

diff --git a/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt b/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt
deleted file mode 100644 (file)
index 251ed44..0000000
--- a/Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt
+++ /dev/null
@@ -1,23 +0,0 @@
-Aspeed AST25XX and AST26XX SCU Interrupt Controller
-
-Required Properties:
- - #interrupt-cells            : must be 1
- - compatible                  : must be "aspeed,ast2500-scu-ic",
-                                 "aspeed,ast2600-scu-ic0" or
-                                 "aspeed,ast2600-scu-ic1"
- - interrupts                  : interrupt from the parent controller
- - interrupt-controller                : indicates that the controller receives and
-                                 fires new interrupts for child busses
-
-Example:
-
-    syscon@1e6e2000 {
-        ranges = <0 0x1e6e2000 0x1a8>;
-
-        scu_ic: interrupt-controller@18 {
-            #interrupt-cells = <1>;
-            compatible = "aspeed,ast2500-scu-ic";
-            interrupts = <21>;
-            interrupt-controller;
-        };
-    };

diff --git a/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml b/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml
index c800d5e53b65124e215432c73d15ff58691264c1..5eccd10d95ce5d4ebb7249eb61e991937c256d55 100644 (file)
--- a/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml
+++ b/Documentation/devicetree/bindings/mfd/aspeed,ast2x00-scu.yaml
@@ -66,8 +66,15 @@ patternProperties:
       - compatible
 
   '^interrupt-controller@[0-9a-f]+$':
-    description: See Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt
     type: object
+    additionalProperties: true
+    properties:
+      compatible:
+        contains:
+          enum:
+            - aspeed,ast2500-scu-ic
+            - aspeed,ast2600-scu-ic0
+            - aspeed,ast2600-scu-ic1
 
   '^silicon-id@[0-9a-f]+$':
     description: Unique hardware silicon identifiers within the SoC

diff --git a/MAINTAINERS b/MAINTAINERS
index 6767c6428b9a0c9815f9bd51126561f0e0e27d75..7886b1887895dde08538880c6db22d1477dec4fe 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3578,7 +3578,7 @@ ASPEED SCU INTERRUPT CONTROLLER DRIVER
 M:     Eddie James <eajames@linux.ibm.com>
 L:     linux-aspeed@lists.ozlabs.org (moderated for non-subscribers)
 S:     Maintained
-F:     Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt
+F:     Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2500-scu-ic.yaml
 F:     drivers/irqchip/irq-aspeed-scu-ic.c
 F:     include/dt-bindings/interrupt-controller/aspeed-scu-ic.h