aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml
blob: f0558b9cf9e98d8933987435782a019594b44373 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie-ep.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Socionext UniPhier PCIe endpoint controller

description: |
  UniPhier PCIe endpoint controller is based on the Synopsys DesignWare
  PCI core. It shares common features with the PCIe DesignWare core and
  inherits common properties defined in
  Documentation/devicetree/bindings/pci/designware-pcie.txt.

maintainers:
  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>

allOf:
  - $ref: "pci-ep.yaml#"

properties:
  compatible:
    const: socionext,uniphier-pro5-pcie-ep

  reg:
    maxItems: 4

  reg-names:
    items:
      - const: dbi
      - const: dbi2
      - const: link
      - const: addr_space

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: gio
      - const: link

  resets:
    maxItems: 2

  reset-names:
    items:
      - const: gio
      - const: link

  num-ib-windows:
    const: 16

  num-ob-windows:
    const: 16

  num-lanes: true

  phys:
    maxItems: 1

  phy-names:
    const: pcie-phy

required:
  - compatible
  - reg
  - reg-names
  - clocks
  - clock-names
  - resets
  - reset-names

additionalProperties: false

examples:
  - |
    pcie_ep: pcie-ep@66000000 {
        compatible = "socionext,uniphier-pro5-pcie-ep";
        reg-names = "dbi", "dbi2", "link", "addr_space";
        reg = <0x66000000 0x1000>, <0x66001000 0x1000>,
              <0x66010000 0x10000>, <0x67000000 0x400000>;
        clock-names = "gio", "link";
        clocks = <&sys_clk 12>, <&sys_clk 24>;
        reset-names = "gio", "link";
        resets = <&sys_rst 12>, <&sys_rst 24>;
        num-ib-windows = <16>;
        num-ob-windows = <16>;
        num-lanes = <4>;
        phy-names = "pcie-phy";
        phys = <&pcie_phy>;
    };