bindings/interrupt-controller/sophgo%2Csg2042-msi.yaml

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/sophgo,sg2042-msi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sophgo SG2042 MSI Controller
10   - Chen Wang <unicorn_wang@outlook.com>
13   This interrupt controller is in Sophgo SG2042 for transforming interrupts from
14   PCIe MSI to PLIC interrupts.
17   - $ref: /schemas/interrupt-controller/msi-controller.yaml#
21     const: sophgo,sg2042-msi
25       - description: clear register
26       - description: msi doorbell address
28   reg-names:
30       - const: clr
31       - const: doorbell
33   msi-controller: true
35   msi-ranges:
38   "#msi-cells":
42   - compatible
43   - reg
44   - reg-names
45   - msi-controller
46   - msi-ranges
47   - "#msi-cells"
52   - |
53     #include <dt-bindings/interrupt-controller/irq.h>
54     msi-controller@30000000 {
55       compatible = "sophgo,sg2042-msi";
57       reg-names = "clr", "doorbell";
58       msi-controller;
59       #msi-cells = <0>;
60       msi-ranges = <&plic 64 IRQ_TYPE_LEVEL_HIGH 32>;