| # 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@flygoat.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: |
| description: |
| u32 value of the base of parent HyperTransport vector allocated |
| to PCH PIC. |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| minimum: 0 |
| maximum: 192 |
| |
| interrupt-controller: true |
| |
| '#interrupt-cells': |
| const: 2 |
| |
| required: |
| - compatible |
| - reg |
| - loongson,pic-base-vec |
| - interrupt-controller |
| - '#interrupt-cells' |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/irq.h> |
| pic: interrupt-controller@10000000 { |
| compatible = "loongson,pch-pic-1.0"; |
| reg = <0x10000000 0x400>; |
| interrupt-controller; |
| #interrupt-cells = <2>; |
| loongson,pic-base-vec = <64>; |
| interrupt-parent = <&htvec>; |
| }; |
| ... |
