xref: /linux/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml (revision 3a39d672e7f48b8d6b91a09afa4b55352773b4b5) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/phy/socionext,uniphier-ahci-phy.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Socionext UniPhier AHCI PHY
8
9description: |
10  This describes the deivcetree bindings for PHY interfaces built into
11  AHCI controller implemented on Socionext UniPhier SoCs.
12
13maintainers:
14  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
15
16properties:
17  compatible:
18    enum:
19      - socionext,uniphier-pro4-ahci-phy
20      - socionext,uniphier-pxs2-ahci-phy
21      - socionext,uniphier-pxs3-ahci-phy
22
23  reg:
24    maxItems: 1
25
26  "#phy-cells":
27    const: 0
28
29  clocks:
30    minItems: 1
31    maxItems: 2
32
33  clock-names:
34    minItems: 1
35    maxItems: 6
36
37  resets:
38    minItems: 2
39    maxItems: 6
40
41  reset-names:
42    minItems: 2
43    maxItems: 6
44
45allOf:
46  - if:
47      properties:
48        compatible:
49          contains:
50            const: socionext,uniphier-pro4-ahci-phy
51    then:
52      properties:
53        clocks:
54          minItems: 2
55          maxItems: 2
56        clock-names:
57          items:
58            - const: link
59            - const: gio
60        resets:
61          minItems: 6
62          maxItems: 6
63        reset-names:
64          items:
65            - const: link
66            - const: gio
67            - const: phy
68            - const: pm
69            - const: tx
70            - const: rx
71  - if:
72      properties:
73        compatible:
74          contains:
75            const: socionext,uniphier-pxs2-ahci-phy
76    then:
77      properties:
78        clocks:
79          maxItems: 1
80        clock-names:
81          const: link
82        resets:
83          minItems: 2
84          maxItems: 2
85        reset-names:
86          items:
87            - const: link
88            - const: phy
89  - if:
90      properties:
91        compatible:
92          contains:
93            const: socionext,uniphier-pxs3-ahci-phy
94    then:
95      properties:
96        clocks:
97          minItems: 2
98          maxItems: 2
99        clock-names:
100          items:
101            - const: link
102            - const: phy
103        resets:
104          minItems: 2
105          maxItems: 2
106        reset-names:
107          items:
108            - const: link
109            - const: phy
110
111required:
112  - compatible
113  - reg
114  - "#phy-cells"
115  - clocks
116  - clock-names
117  - resets
118  - reset-names
119
120additionalProperties: false
121
122examples:
123  - |
124    ahci_phy: phy@10 {
125        compatible = "socionext,uniphier-pxs3-ahci-phy";
126        reg = <0x10 0x10>;
127        #phy-cells = <0>;
128        clock-names = "link", "phy";
129        clocks = <&sys_clk 28>, <&sys_clk 30>;
130        reset-names = "link", "phy";
131        resets = <&sys_rst 28>, <&sys_rst 30>;
132    };
133