1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/pci/socione
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Socionext UniPhier PCIe endpoint contro
8
9 description: |
10 UniPhier PCIe endpoint controller is based o
11 PCI core. It shares common features with the
12 inherits common properties defined in
13 Documentation/devicetree/bindings/pci/snps,d
14
15 maintainers:
16 - Kunihiko Hayashi <hayashi.kunihiko@socionex
17
18 properties:
19 compatible:
20 enum:
21 - socionext,uniphier-pro5-pcie-ep
22 - socionext,uniphier-nx1-pcie-ep
23
24 reg:
25 minItems: 4
26 maxItems: 5
27
28 reg-names:
29 minItems: 4
30 items:
31 - const: dbi
32 - const: dbi2
33 - const: link
34 - const: addr_space
35 - const: atu
36
37 clocks:
38 minItems: 1
39 maxItems: 2
40
41 clock-names:
42 minItems: 1
43 maxItems: 2
44
45 resets:
46 minItems: 1
47 maxItems: 2
48
49 reset-names:
50 minItems: 1
51 maxItems: 2
52
53 num-ib-windows:
54 const: 16
55
56 num-ob-windows:
57 const: 16
58
59 num-lanes: true
60
61 phys:
62 maxItems: 1
63
64 phy-names:
65 const: pcie-phy
66
67 allOf:
68 - $ref: /schemas/pci/snps,dw-pcie-ep.yaml#
69 - if:
70 properties:
71 compatible:
72 contains:
73 const: socionext,uniphier-pro5-pci
74 then:
75 properties:
76 reg:
77 maxItems: 4
78 reg-names:
79 maxItems: 4
80 clocks:
81 minItems: 2
82 clock-names:
83 items:
84 - const: gio
85 - const: link
86 resets:
87 minItems: 2
88 reset-names:
89 items:
90 - const: gio
91 - const: link
92 else:
93 properties:
94 reg:
95 minItems: 5
96 reg-names:
97 minItems: 5
98 clocks:
99 maxItems: 1
100 clock-names:
101 const: link
102 resets:
103 maxItems: 1
104 reset-names:
105 const: link
106
107 required:
108 - compatible
109 - reg
110 - reg-names
111 - clocks
112 - clock-names
113 - resets
114 - reset-names
115
116 unevaluatedProperties: false
117
118 examples:
119 - |
120 pcie_ep: pcie-ep@66000000 {
121 compatible = "socionext,uniphier-pro5-
122 reg-names = "dbi", "dbi2", "link", "ad
123 reg = <0x66000000 0x1000>, <0x66001000
124 <0x66010000 0x10000>, <0x6700000
125 clock-names = "gio", "link";
126 clocks = <&sys_clk 12>, <&sys_clk 24>;
127 reset-names = "gio", "link";
128 resets = <&sys_rst 12>, <&sys_rst 24>;
129 num-ib-windows = <16>;
130 num-ob-windows = <16>;
131 num-lanes = <4>;
132 phy-names = "pcie-phy";
133 phys = <&pcie_phy>;
134 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.