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[v2,1/2] dt-bindings: interrupt-controller: Add starfive,jh8100-intc

Message ID 20240130055843.216342-2-changhuang.liang@starfivetech.com
State Accepted
Commit d8c56cea725c4d46dd47fbfb4b35a37e7317ac43
Headers show
Series [v2,1/2] dt-bindings: interrupt-controller: Add starfive,jh8100-intc | expand

Commit Message

Changhuang Liang Jan. 30, 2024, 5:58 a.m. UTC 
StarFive SoCs like the JH8100 use a interrupt controller. Add a binding
for it.

Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
Reviewed-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../starfive,jh8100-intc.yaml                 | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/starfive,jh8100-intc.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/interrupt-controller/starfive,jh8100-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/starfive,jh8100-intc.yaml
new file mode 100644
index 000000000000..ada5788602d6
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/starfive,jh8100-intc.yaml
@@ -0,0 +1,61 @@ 
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/starfive,jh8100-intc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive External Interrupt Controller
+
+description:
+  StarFive SoC JH8100 contain a external interrupt controller. It can be used
+  to handle high-level input interrupt signals. It also send the output
+  interrupt signal to RISC-V PLIC.
+
+maintainers:
+  - Changhuang Liang <changhuang.liang@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh8100-intc
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    description: APB clock for the interrupt controller
+    maxItems: 1
+
+  resets:
+    description: APB reset for the interrupt controller
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  interrupt-controller: true
+
+  "#interrupt-cells":
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - resets
+  - interrupts
+  - interrupt-controller
+  - "#interrupt-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    interrupt-controller@12260000 {
+      compatible = "starfive,jh8100-intc";
+      reg = <0x12260000 0x10000>;
+      clocks = <&syscrg_ne 76>;
+      resets = <&syscrg_ne 13>;
+      interrupts = <45>;
+      interrupt-controller;
+      #interrupt-cells = <1>;
+    };