xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie-ep.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Socionext UniPhier PCIe endpoint controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyundescription: |
10*4882a593Smuzhiyun  UniPhier PCIe endpoint controller is based on the Synopsys DesignWare
11*4882a593Smuzhiyun  PCI core. It shares common features with the PCIe DesignWare core and
12*4882a593Smuzhiyun  inherits common properties defined in
13*4882a593Smuzhiyun  Documentation/devicetree/bindings/pci/designware-pcie.txt.
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunmaintainers:
16*4882a593Smuzhiyun  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
17*4882a593Smuzhiyun
18*4882a593SmuzhiyunallOf:
19*4882a593Smuzhiyun  - $ref: "pci-ep.yaml#"
20*4882a593Smuzhiyun
21*4882a593Smuzhiyunproperties:
22*4882a593Smuzhiyun  compatible:
23*4882a593Smuzhiyun    const: socionext,uniphier-pro5-pcie-ep
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  reg:
26*4882a593Smuzhiyun    minItems: 4
27*4882a593Smuzhiyun    maxItems: 5
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  reg-names:
30*4882a593Smuzhiyun    oneOf:
31*4882a593Smuzhiyun      - items:
32*4882a593Smuzhiyun          - const: dbi
33*4882a593Smuzhiyun          - const: dbi2
34*4882a593Smuzhiyun          - const: link
35*4882a593Smuzhiyun          - const: addr_space
36*4882a593Smuzhiyun      - items:
37*4882a593Smuzhiyun          - const: dbi
38*4882a593Smuzhiyun          - const: dbi2
39*4882a593Smuzhiyun          - const: link
40*4882a593Smuzhiyun          - const: addr_space
41*4882a593Smuzhiyun          - const: atu
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun  clocks:
44*4882a593Smuzhiyun    maxItems: 2
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun  clock-names:
47*4882a593Smuzhiyun    items:
48*4882a593Smuzhiyun      - const: gio
49*4882a593Smuzhiyun      - const: link
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun  resets:
52*4882a593Smuzhiyun    maxItems: 2
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun  reset-names:
55*4882a593Smuzhiyun    items:
56*4882a593Smuzhiyun      - const: gio
57*4882a593Smuzhiyun      - const: link
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun  num-ib-windows:
60*4882a593Smuzhiyun    const: 16
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun  num-ob-windows:
63*4882a593Smuzhiyun    const: 16
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun  num-lanes: true
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun  phys:
68*4882a593Smuzhiyun    maxItems: 1
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun  phy-names:
71*4882a593Smuzhiyun    const: pcie-phy
72*4882a593Smuzhiyun
73*4882a593Smuzhiyunrequired:
74*4882a593Smuzhiyun  - compatible
75*4882a593Smuzhiyun  - reg
76*4882a593Smuzhiyun  - reg-names
77*4882a593Smuzhiyun  - clocks
78*4882a593Smuzhiyun  - clock-names
79*4882a593Smuzhiyun  - resets
80*4882a593Smuzhiyun  - reset-names
81*4882a593Smuzhiyun
82*4882a593SmuzhiyunadditionalProperties: false
83*4882a593Smuzhiyun
84*4882a593Smuzhiyunexamples:
85*4882a593Smuzhiyun  - |
86*4882a593Smuzhiyun    pcie_ep: pcie-ep@66000000 {
87*4882a593Smuzhiyun        compatible = "socionext,uniphier-pro5-pcie-ep";
88*4882a593Smuzhiyun        reg-names = "dbi", "dbi2", "link", "addr_space";
89*4882a593Smuzhiyun        reg = <0x66000000 0x1000>, <0x66001000 0x1000>,
90*4882a593Smuzhiyun              <0x66010000 0x10000>, <0x67000000 0x400000>;
91*4882a593Smuzhiyun        clock-names = "gio", "link";
92*4882a593Smuzhiyun        clocks = <&sys_clk 12>, <&sys_clk 24>;
93*4882a593Smuzhiyun        reset-names = "gio", "link";
94*4882a593Smuzhiyun        resets = <&sys_rst 12>, <&sys_rst 24>;
95*4882a593Smuzhiyun        num-ib-windows = <16>;
96*4882a593Smuzhiyun        num-ob-windows = <16>;
97*4882a593Smuzhiyun        num-lanes = <4>;
98*4882a593Smuzhiyun        phy-names = "pcie-phy";
99*4882a593Smuzhiyun        phys = <&pcie_phy>;
100*4882a593Smuzhiyun    };
101