xref: /freebsd/sys/contrib/device-tree/Bindings/phy/socionext,uniphier-ahci-phy.yaml (revision 058ac3e8063366dafa634d9107642e12b038bf09) 
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: true
34
35  resets:
36    minItems: 2
37    maxItems: 6
38
39  reset-names: true
40
41allOf:
42  - if:
43      properties:
44        compatible:
45          contains:
46            const: socionext,uniphier-pro4-ahci-phy
47    then:
48      properties:
49        clocks:
50          minItems: 2
51          maxItems: 2
52        clock-names:
53          items:
54            - const: link
55            - const: gio
56        resets:
57          minItems: 6
58          maxItems: 6
59        reset-names:
60          items:
61            - const: link
62            - const: gio
63            - const: phy
64            - const: pm
65            - const: tx
66            - const: rx
67  - if:
68      properties:
69        compatible:
70          contains:
71            const: socionext,uniphier-pxs2-ahci-phy
72    then:
73      properties:
74        clocks:
75          maxItems: 1
76        clock-names:
77          const: link
78        resets:
79          minItems: 2
80          maxItems: 2
81        reset-names:
82          items:
83            - const: link
84            - const: phy
85  - if:
86      properties:
87        compatible:
88          contains:
89            const: socionext,uniphier-pxs3-ahci-phy
90    then:
91      properties:
92        clocks:
93          minItems: 2
94          maxItems: 2
95        clock-names:
96          items:
97            - const: link
98            - const: phy
99        resets:
100          minItems: 2
101          maxItems: 2
102        reset-names:
103          items:
104            - const: link
105            - const: phy
106
107required:
108  - compatible
109  - reg
110  - "#phy-cells"
111  - clocks
112  - clock-names
113  - resets
114  - reset-names
115
116additionalProperties: false
117
118examples:
119  - |
120    ahci-glue@65700000 {
121        compatible = "socionext,uniphier-pxs3-ahci-glue",
122                     "simple-mfd";
123        #address-cells = <1>;
124        #size-cells = <1>;
125        ranges = <0 0x65700000 0x100>;
126
127        ahci_phy: phy@10 {
128            compatible = "socionext,uniphier-pxs3-ahci-phy";
129            reg = <0x10 0x10>;
130            #phy-cells = <0>;
131            clock-names = "link", "phy";
132            clocks = <&sys_clk 28>, <&sys_clk 30>;
133            reset-names = "link", "phy";
134            resets = <&sys_rst 28>, <&sys_rst 30>;
135        };
136    };
137