From 2c23c07a359649b7a053c1af320044329768b1fd Mon Sep 17 00:00:00 2001 From: Binbin Zhou Date: Fri, 5 May 2023 17:46:48 +0800 Subject: [PATCH] dt-bindings: interrupt-controller: Add Loongson EIOINTC Add Loongson Extended I/O Interrupt controller binding with DT schema format using json-schema. Signed-off-by: Binbin Zhou Reviewed-by: Rob Herring Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/4369959615eda101e612c450b8974d76ce7e8821.1683279769.git.zhoubinbin@loongson.cn --- .../interrupt-controller/loongson,eiointc.yaml | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml new file mode 100644 index 0000000..393c128 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,eiointc.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/loongson,eiointc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson Extended I/O Interrupt Controller + +maintainers: + - Binbin Zhou + +description: | + This interrupt controller is found on the Loongson-3 family chips and + Loongson-2K series chips and is used to distribute interrupts directly to + individual cores without forwarding them through the HT's interrupt line. + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + compatible: + enum: + - loongson,ls2k0500-eiointc + - loongson,ls2k2000-eiointc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + '#interrupt-cells': + const: 1 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + +unevaluatedProperties: false + +examples: + - | + eiointc: interrupt-controller@1fe11600 { + compatible = "loongson,ls2k0500-eiointc"; + reg = <0x1fe10000 0x10000>; + + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&cpuintc>; + interrupts = <3>; + }; + +... -- 2.7.4