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Tom Rini53633a82024-02-29 12:33:36 -05001# 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 - enum:
53 - renesas,gpio-r8a779a0 # R-Car V3U
54 - renesas,gpio-r8a779f0 # R-Car S4-8
55 - renesas,gpio-r8a779g0 # R-Car V4H
56 - const: renesas,rcar-gen4-gpio # R-Car Gen4
57
58 reg:
59 maxItems: 1
60
61 interrupts:
62 maxItems: 1
63
64 clocks:
65 maxItems: 1
66
67 power-domains:
68 maxItems: 1
69
70 resets:
71 maxItems: 1
72
73 gpio-controller: true
74
75 '#gpio-cells':
76 const: 2
77
78 interrupt-controller: true
79
80 '#interrupt-cells':
81 const: 2
82
83 gpio-ranges:
84 maxItems: 1
85
86 gpio-reserved-ranges:
87 minItems: 1
88 maxItems: 8
89
90patternProperties:
91 "^.*$":
92 if:
93 type: object
94 then:
95 properties:
96 gpio-hog: true
97 gpios: true
98 input: true
99 output-high: true
100 output-low: true
101 line-name: true
102
103 required:
104 - gpio-hog
105 - gpios
106
107 additionalProperties: false
108
109required:
110 - compatible
111 - reg
112 - interrupts
113 - gpio-controller
114 - '#gpio-cells'
115 - gpio-ranges
116 - interrupt-controller
117 - '#interrupt-cells'
118
119if:
120 not:
121 properties:
122 compatible:
123 contains:
124 enum:
125 - renesas,rcar-gen1-gpio
126then:
127 required:
128 - clocks
129 - power-domains
130 - resets
131
132additionalProperties: false
133
134examples:
135 - |
136 #include <dt-bindings/clock/r8a77470-cpg-mssr.h>
137 #include <dt-bindings/interrupt-controller/arm-gic.h>
138 #include <dt-bindings/power/r8a77470-sysc.h>
139 gpio3: gpio@e6053000 {
140 compatible = "renesas,gpio-r8a77470", "renesas,rcar-gen2-gpio";
141 reg = <0xe6053000 0x50>;
142 interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
143 clocks = <&cpg CPG_MOD 909>;
144 power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
145 resets = <&cpg 909>;
146 gpio-controller;
147 #gpio-cells = <2>;
148 gpio-ranges = <&pfc 0 96 30>;
149 gpio-reserved-ranges = <17 10>;
150 interrupt-controller;
151 #interrupt-cells = <2>;
152 };