summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/gpio/renesas,rcar-gpio.yaml
blob: 5026662e45081b6c2c1959db44a8a4427d572400 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpio/renesas,rcar-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas R-Car General-Purpose Input/Output Ports (GPIO)

maintainers:
  - Geert Uytterhoeven <geert+renesas@glider.be>

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - renesas,gpio-r8a7778      # R-Car M1
              - renesas,gpio-r8a7779      # R-Car H1
          - const: renesas,rcar-gen1-gpio # R-Car Gen1

      - items:
          - enum:
              - renesas,gpio-r8a7742      # RZ/G1H
              - renesas,gpio-r8a7743      # RZ/G1M
              - renesas,gpio-r8a7744      # RZ/G1N
              - renesas,gpio-r8a7745      # RZ/G1E
              - renesas,gpio-r8a77470     # RZ/G1C
              - renesas,gpio-r8a7790      # R-Car H2
              - renesas,gpio-r8a7791      # R-Car M2-W
              - renesas,gpio-r8a7792      # R-Car V2H
              - renesas,gpio-r8a7793      # R-Car M2-N
              - renesas,gpio-r8a7794      # R-Car E2
          - const: renesas,rcar-gen2-gpio # R-Car Gen2 or RZ/G1

      - items:
          - enum:
              - renesas,gpio-r8a774a1     # RZ/G2M
              - renesas,gpio-r8a774b1     # RZ/G2N
              - renesas,gpio-r8a774c0     # RZ/G2E
              - renesas,gpio-r8a774e1     # RZ/G2H
              - renesas,gpio-r8a7795      # R-Car H3
              - renesas,gpio-r8a7796      # R-Car M3-W
              - renesas,gpio-r8a77961     # R-Car M3-W+
              - renesas,gpio-r8a77965     # R-Car M3-N
              - renesas,gpio-r8a77970     # R-Car V3M
              - renesas,gpio-r8a77980     # R-Car V3H
              - renesas,gpio-r8a77990     # R-Car E3
              - renesas,gpio-r8a77995     # R-Car D3
          - const: renesas,rcar-gen3-gpio # R-Car Gen3 or RZ/G2

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

  gpio-controller: true

  '#gpio-cells':
    const: 2

  interrupt-controller: true

  '#interrupt-cells':
    const: 2

  gpio-ranges:
    maxItems: 1

  gpio-reserved-ranges:
    minItems: 1
    maxItems: 8

patternProperties:
  "^.*$":
    if:
      type: object
    then:
      properties:
        gpio-hog: true
        gpios: true
        input: true
        output-high: true
        output-low: true
        line-name: true

      required:
        - gpio-hog
        - gpios

      additionalProperties: false

required:
  - compatible
  - reg
  - interrupts
  - gpio-controller
  - '#gpio-cells'
  - gpio-ranges
  - interrupt-controller
  - '#interrupt-cells'

if:
  not:
    properties:
      compatible:
        contains:
          enum:
            - renesas,rcar-gen1-gpio
then:
  required:
    - clocks
    - power-domains
    - resets

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/r8a77470-cpg-mssr.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/power/r8a77470-sysc.h>
    gpio3: gpio@e6053000 {
            compatible = "renesas,gpio-r8a77470", "renesas,rcar-gen2-gpio";
            reg = <0xe6053000 0x50>;
            interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
            clocks = <&cpg CPG_MOD 909>;
            power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
            resets = <&cpg 909>;
            gpio-controller;
            #gpio-cells = <2>;
            gpio-ranges = <&pfc 0 96 30>;
            gpio-reserved-ranges = <17 10>;
            interrupt-controller;
            #interrupt-cells = <2>;
     };