xref: /linux/Documentation/devicetree/bindings/pci/xlnx,xdma-host.yaml (revision d53b8e36925256097a08d7cb749198d85cbf9b2b) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pci/xlnx,xdma-host.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Xilinx XDMA PL PCIe Root Port Bridge
8
9maintainers:
10  - Thippeswamy Havalige <thippeswamy.havalige@amd.com>
11
12allOf:
13  - $ref: /schemas/pci/pci-host-bridge.yaml#
14
15properties:
16  compatible:
17    const: xlnx,xdma-host-3.00
18
19  reg:
20    maxItems: 1
21
22  ranges:
23    maxItems: 2
24
25  interrupts:
26    items:
27      - description: interrupt asserted when miscellaneous interrupt is received.
28      - description: msi0 interrupt asserted when an MSI is received.
29      - description: msi1 interrupt asserted when an MSI is received.
30
31  interrupt-names:
32    items:
33      - const: misc
34      - const: msi0
35      - const: msi1
36
37  interrupt-map-mask:
38    items:
39      - const: 0
40      - const: 0
41      - const: 0
42      - const: 7
43
44  interrupt-map:
45    maxItems: 4
46
47  "#interrupt-cells":
48    const: 1
49
50  interrupt-controller:
51    description: identifies the node as an interrupt controller
52    type: object
53    properties:
54      interrupt-controller: true
55
56      "#address-cells":
57        const: 0
58
59      "#interrupt-cells":
60        const: 1
61
62    required:
63      - interrupt-controller
64      - "#address-cells"
65      - "#interrupt-cells"
66
67    additionalProperties: false
68
69required:
70  - compatible
71  - reg
72  - ranges
73  - interrupts
74  - interrupt-map
75  - interrupt-map-mask
76  - "#interrupt-cells"
77  - interrupt-controller
78
79unevaluatedProperties: false
80
81examples:
82
83  - |
84    #include <dt-bindings/interrupt-controller/arm-gic.h>
85    #include <dt-bindings/interrupt-controller/irq.h>
86
87    soc {
88        #address-cells = <2>;
89        #size-cells = <2>;
90        pcie@a0000000 {
91            compatible = "xlnx,xdma-host-3.00";
92            reg = <0x0 0xa0000000 0x0 0x10000000>;
93            ranges = <0x2000000 0x0 0xb0000000 0x0 0xb0000000 0x0 0x1000000>,
94                     <0x43000000 0x5 0x0 0x5 0x0 0x0 0x1000000>;
95            #address-cells = <3>;
96            #size-cells = <2>;
97            #interrupt-cells = <1>;
98            device_type = "pci";
99            interrupt-parent = <&gic>;
100            interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
101                         <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
102            interrupt-names = "misc", "msi0", "msi1";
103            interrupt-map-mask = <0x0 0x0 0x0 0x7>;
104            interrupt-map = <0 0 0 1 &pcie_intc_0 0>,
105                            <0 0 0 2 &pcie_intc_0 1>,
106                            <0 0 0 3 &pcie_intc_0 2>,
107                            <0 0 0 4 &pcie_intc_0 3>;
108            pcie_intc_0: interrupt-controller {
109                #address-cells = <0>;
110                #interrupt-cells = <1>;
111                interrupt-controller;
112            };
113        };
114    };
115