1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 $id: http://devicetree.org/schemas/interrupt-controller/loongson,pch-msi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Loongson PCH MSI Controller
10 - Jiaxun Yang <jiaxun.yang@flygoat.com>
13 This interrupt controller is found in the Loongson LS7A family of PCH for
14 transforming interrupts from PCIe MSI into HyperTransport vectorized
19 const: loongson,pch-msi-1.0
24 loongson,msi-base-vec:
26 u32 value of the base of parent HyperTransport vector allocated
28 $ref: /schemas/types.yaml#/definitions/uint32
32 loongson,msi-num-vecs:
34 u32 value of the number of parent HyperTransport vectors allocated
36 $ref: /schemas/types.yaml#/definitions/uint32
46 - loongson,msi-base-vec
47 - loongson,msi-num-vecs
49 additionalProperties: true # fixme
53 #include <dt-bindings/interrupt-controller/irq.h>
54 msi: msi-controller@2ff00000 {
55 compatible = "loongson,pch-msi-1.0";
56 reg = <0x2ff00000 0x4>;
58 loongson,msi-base-vec = <64>;
59 loongson,msi-num-vecs = <64>;
60 interrupt-parent = <&htvec>;