xref: /linux/Documentation/devicetree/bindings/usb/renesas,usb-xhci.yaml (revision e7d759f31ca295d589f7420719c311870bb3166f) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/usb/renesas,usb-xhci.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas USB xHCI controllers
8
9maintainers:
10  - Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
11  - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
12
13properties:
14  compatible:
15    oneOf:
16      - items:
17          - enum:
18              - renesas,xhci-r8a7742 # RZ/G1H
19              - renesas,xhci-r8a7743 # RZ/G1M
20              - renesas,xhci-r8a7744 # RZ/G1N
21              - renesas,xhci-r8a7790 # R-Car H2
22              - renesas,xhci-r8a7791 # R-Car M2-W
23              - renesas,xhci-r8a7793 # R-Car M2-N
24          - const: renesas,rcar-gen2-xhci # R-Car Gen2 and RZ/G1
25      - items:
26          - enum:
27              - renesas,xhci-r8a774a1 # RZ/G2M
28              - renesas,xhci-r8a774b1 # RZ/G2N
29              - renesas,xhci-r8a774c0 # RZ/G2E
30              - renesas,xhci-r8a774e1 # RZ/G2H
31              - renesas,xhci-r8a7795  # R-Car H3
32              - renesas,xhci-r8a7796  # R-Car M3-W
33              - renesas,xhci-r8a77961 # R-Car M3-W+
34              - renesas,xhci-r8a77965 # R-Car M3-N
35              - renesas,xhci-r8a77990 # R-Car E3
36          - const: renesas,rcar-gen3-xhci # R-Car Gen3 and RZ/G2
37      - items:
38          - enum:
39              - renesas,r9a09g011-xhci # RZ/V2M
40              - renesas,r9a09g055-xhci # RZ/V2MA
41          - const: renesas,rzv2m-xhci  # RZ/{V2M, V2MA}
42
43  reg:
44    maxItems: 1
45
46  interrupts:
47    maxItems: 1
48
49  clocks:
50    minItems: 1
51    items:
52      - description: Main clock for host
53      - description: Register access clock
54
55  clock-names:
56    minItems: 1
57    items:
58      - const: axi
59      - const: reg
60
61  phys:
62    maxItems: 1
63
64  phy-names:
65    items:
66      - const: usb
67
68  power-domains:
69    maxItems: 1
70
71  resets:
72    maxItems: 1
73
74required:
75  - compatible
76  - reg
77  - interrupts
78  - clocks
79  - power-domains
80  - resets
81
82allOf:
83  - $ref: usb-xhci.yaml
84
85  - if:
86      properties:
87        compatible:
88          contains:
89            enum:
90              - renesas,rzv2m-xhci
91    then:
92      properties:
93        clocks:
94          minItems: 2
95        clock-names:
96          minItems: 2
97      required:
98        - clock-names
99    else:
100      properties:
101        clocks:
102          maxItems: 1
103
104unevaluatedProperties: false
105
106examples:
107  - |
108    #include <dt-bindings/clock/r8a7795-cpg-mssr.h>
109    #include <dt-bindings/interrupt-controller/arm-gic.h>
110    #include <dt-bindings/power/r8a7795-sysc.h>
111
112    xhci0: usb@ee000000 {
113        compatible = "renesas,xhci-r8a7795", "renesas,rcar-gen3-xhci";
114        reg = <0xee000000 0xc00>;
115        interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
116        clocks = <&cpg CPG_MOD 328>;
117        power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
118        resets = <&cpg 328>;
119    };
120