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Date: Sat, 16 May 2020 16:29:04 +0800 From: Jiaxun Yang <jiaxun.yang@...goat.com> To: maz@...nel.org Cc: Jiaxun Yang <jiaxun.yang@...goat.com>, Thomas Gleixner <tglx@...utronix.de>, Jason Cooper <jason@...edaemon.net>, Rob Herring <robh+dt@...nel.org>, Huacai Chen <chenhc@...ote.com>, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, linux-mips@...r.kernel.org Subject: [PATCH v4 4/6] dt-bindings: interrupt-controller: Add Loongson PCH PIC Add binding for Loongson PCH PIC Controller. Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com> -- v2: - Fix naming - Mark loongson,pic-base-vec as required --- .../loongson,pch-pic.yaml | 53 +++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml new file mode 100644 index 000000000000..9306741f7bec --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,pch-pic.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,pch-pic.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Loongson PCH PIC Controller + +maintainers: + - Jiaxun Yang <jiaxun.yang@...goat.com> + +description: + This interrupt controller is found in the Loongson LS7A family of PCH for + transforming interrupts from on-chip devices into HyperTransport vectorized + interrupts. + +properties: + compatible: + const: loongson,pch-pic-1.0 + + reg: + maxItems: 1 + + loongson,pic-base-vec: + $ref: '/schemas/types.yaml#/definitions/uint32' + description: | + u32 value of the base of parent HyperTransport vector allocated + to PCH PIC. + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + +required: + - compatible + - reg + - loongson,pic-base-vec + - interrupt-controller + - '#interrupt-cells' + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + pic: interrupt-controller@...00000 { + compatible = "loongson,pch-pic-1.0"; + reg = <0x10000000 0x400>; + interrupt-controller; + #interrupt-cells = <2>; + loongson,pic-base-vec = <64>; + interrupt-parent = <&htvec>; + }; +... -- 2.26.2
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