xref: /freebsd/sys/contrib/device-tree/Bindings/gpio/renesas,rcar-gpio.yaml (revision 994297b01b98816bea1abf45ae4bac1bc69ee7a0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/gpio/renesas,rcar-gpio.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas R-Car General-Purpose Input/Output Ports (GPIO)
8
9maintainers:
10  - Geert Uytterhoeven <geert+renesas@glider.be>
11
12properties:
13  compatible:
14    oneOf:
15      - items:
16          - enum:
17              - renesas,gpio-r8a7778      # R-Car M1
18              - renesas,gpio-r8a7779      # R-Car H1
19          - const: renesas,rcar-gen1-gpio # R-Car Gen1
20
21      - items:
22          - enum:
23              - renesas,gpio-r8a7742      # RZ/G1H
24              - renesas,gpio-r8a7743      # RZ/G1M
25              - renesas,gpio-r8a7744      # RZ/G1N
26              - renesas,gpio-r8a7745      # RZ/G1E
27              - renesas,gpio-r8a77470     # RZ/G1C
28              - renesas,gpio-r8a7790      # R-Car H2
29              - renesas,gpio-r8a7791      # R-Car M2-W
30              - renesas,gpio-r8a7792      # R-Car V2H
31              - renesas,gpio-r8a7793      # R-Car M2-N
32              - renesas,gpio-r8a7794      # R-Car E2
33          - const: renesas,rcar-gen2-gpio # R-Car Gen2 or RZ/G1
34
35      - items:
36          - enum:
37              - renesas,gpio-r8a774a1     # RZ/G2M
38              - renesas,gpio-r8a774b1     # RZ/G2N
39              - renesas,gpio-r8a774c0     # RZ/G2E
40              - renesas,gpio-r8a774e1     # RZ/G2H
41              - renesas,gpio-r8a7795      # R-Car H3
42              - renesas,gpio-r8a7796      # R-Car M3-W
43              - renesas,gpio-r8a77961     # R-Car M3-W+
44              - renesas,gpio-r8a77965     # R-Car M3-N
45              - renesas,gpio-r8a77970     # R-Car V3M
46              - renesas,gpio-r8a77980     # R-Car V3H
47              - renesas,gpio-r8a77990     # R-Car E3
48              - renesas,gpio-r8a77995     # R-Car D3
49          - const: renesas,rcar-gen3-gpio # R-Car Gen3 or RZ/G2
50
51      - items:
52          - const: renesas,gpio-r8a779a0  # R-Car V3U
53
54  reg:
55    maxItems: 1
56
57  interrupts:
58    maxItems: 1
59
60  clocks:
61    maxItems: 1
62
63  power-domains:
64    maxItems: 1
65
66  resets:
67    maxItems: 1
68
69  gpio-controller: true
70
71  '#gpio-cells':
72    const: 2
73
74  interrupt-controller: true
75
76  '#interrupt-cells':
77    const: 2
78
79  gpio-ranges:
80    maxItems: 1
81
82  gpio-reserved-ranges:
83    minItems: 1
84    maxItems: 8
85
86patternProperties:
87  "^.*$":
88    if:
89      type: object
90    then:
91      properties:
92        gpio-hog: true
93        gpios: true
94        input: true
95        output-high: true
96        output-low: true
97        line-name: true
98
99      required:
100        - gpio-hog
101        - gpios
102
103      additionalProperties: false
104
105required:
106  - compatible
107  - reg
108  - interrupts
109  - gpio-controller
110  - '#gpio-cells'
111  - gpio-ranges
112  - interrupt-controller
113  - '#interrupt-cells'
114
115if:
116  not:
117    properties:
118      compatible:
119        contains:
120          enum:
121            - renesas,rcar-gen1-gpio
122then:
123  required:
124    - clocks
125    - power-domains
126    - resets
127
128additionalProperties: false
129
130examples:
131  - |
132    #include <dt-bindings/clock/r8a77470-cpg-mssr.h>
133    #include <dt-bindings/interrupt-controller/arm-gic.h>
134    #include <dt-bindings/power/r8a77470-sysc.h>
135    gpio3: gpio@e6053000 {
136            compatible = "renesas,gpio-r8a77470", "renesas,rcar-gen2-gpio";
137            reg = <0xe6053000 0x50>;
138            interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
139            clocks = <&cpg CPG_MOD 909>;
140            power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
141            resets = <&cpg 909>;
142            gpio-controller;
143            #gpio-cells = <2>;
144            gpio-ranges = <&pfc 0 96 30>;
145            gpio-reserved-ranges = <17 10>;
146            interrupt-controller;
147            #interrupt-cells = <2>;
148     };
149