tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pci/xilinx-versal-cpm.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: CPM Host Controller device tree for Xilinx Versal SoCs
8
9maintainers:
10 - Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
11
12allOf:
13 - $ref: /schemas/pci/pci-bus.yaml#
14
15properties:
16 compatible:
17 const: xlnx,versal-cpm-host-1.00
18
19 reg:
20 items:
21 - description: Configuration space region and bridge registers.
22 - description: CPM system level control and status registers.
23
24 reg-names:
25 items:
26 - const: cfg
27 - const: cpm_slcr
28
29 interrupts:
30 maxItems: 1
31
32 msi-map:
33 description:
34 Maps a Requester ID to an MSI controller and associated MSI sideband data.
35
36 ranges:
37 maxItems: 2
38
39 "#interrupt-cells":
40 const: 1
41
42 interrupt-controller:
43 description: Interrupt controller node for handling legacy PCI interrupts.
44 type: object
45 properties:
46 "#address-cells":
47 const: 0
48 "#interrupt-cells":
49 const: 1
50 "interrupt-controller": true
51 additionalProperties: false
52
53required:
54 - reg
55 - reg-names
56 - "#interrupt-cells"
57 - interrupts
58 - interrupt-parent
59 - interrupt-map
60 - interrupt-map-mask
61 - bus-range
62 - msi-map
63 - interrupt-controller
64
65unevaluatedProperties: false
66
67examples:
68 - |
69
70 versal {
71 #address-cells = <2>;
72 #size-cells = <2>;
73 cpm_pcie: pcie@fca10000 {
74 compatible = "xlnx,versal-cpm-host-1.00";
75 device_type = "pci";
76 #address-cells = <3>;
77 #interrupt-cells = <1>;
78 #size-cells = <2>;
79 interrupts = <0 72 4>;
80 interrupt-parent = <&gic>;
81 interrupt-map-mask = <0 0 0 7>;
82 interrupt-map = <0 0 0 1 &pcie_intc_0 0>,
83 <0 0 0 2 &pcie_intc_0 1>,
84 <0 0 0 3 &pcie_intc_0 2>,
85 <0 0 0 4 &pcie_intc_0 3>;
86 bus-range = <0x00 0xff>;
87 ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0 0x10000000>,
88 <0x43000000 0x80 0x00000000 0x80 0x00000000 0x0 0x80000000>;
89 msi-map = <0x0 &its_gic 0x0 0x10000>;
90 reg = <0x6 0x00000000 0x0 0x10000000>,
91 <0x0 0xfca10000 0x0 0x1000>;
92 reg-names = "cfg", "cpm_slcr";
93 pcie_intc_0: interrupt-controller {
94 #address-cells = <0>;
95 #interrupt-cells = <1>;
96 interrupt-controller;
97 };
98 };
99 };