58 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/interrupt-controller/loongson,pch-pic.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Loongson PCH PIC Controller8 9maintainers:10 - Jiaxun Yang <jiaxun.yang@flygoat.com>11 12description:13 This interrupt controller is found in the Loongson LS7A family of PCH for14 transforming interrupts from on-chip devices into HyperTransport vectorized15 interrupts.16 17properties:18 compatible:19 const: loongson,pch-pic-1.020 21 reg:22 maxItems: 123 24 loongson,pic-base-vec:25 description:26 u32 value of the base of parent HyperTransport vector allocated27 to PCH PIC.28 $ref: /schemas/types.yaml#/definitions/uint3229 minimum: 030 maximum: 19231 32 interrupt-controller: true33 34 '#interrupt-cells':35 const: 236 37required:38 - compatible39 - reg40 - loongson,pic-base-vec41 - interrupt-controller42 - '#interrupt-cells'43 44additionalProperties: false45 46examples:47 - |48 #include <dt-bindings/interrupt-controller/irq.h>49 pic: interrupt-controller@10000000 {50 compatible = "loongson,pch-pic-1.0";51 reg = <0x10000000 0x400>;52 interrupt-controller;53 #interrupt-cells = <2>;54 loongson,pic-base-vec = <64>;55 interrupt-parent = <&htvec>;56 };57...58