1 # SPDX-License-Identifier: GPL-2.0-only
2 # Copyright (C) 2020 Renesas Electronics Corp.
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/media/renesas,csi2.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: Renesas R-Car MIPI CSI-2 receiver
9
10 maintainers:
11 - Niklas Söderlund <niklas.soderlund@ragnatech.se>
12
13 description:
14 The R-Car CSI-2 receiver device provides MIPI CSI-2 capabilities for the
15 Renesas R-Car and RZ/G2 family of devices. It is used in conjunction with the
16 R-Car VIN module, which provides the video capture capabilities.
17
18 properties:
19 compatible:
20 items:
21 - enum:
22 - renesas,r8a774a1-csi2 # RZ/G2M
23 - renesas,r8a774b1-csi2 # RZ/G2N
24 - renesas,r8a774c0-csi2 # RZ/G2E
25 - renesas,r8a774e1-csi2 # RZ/G2H
26 - renesas,r8a7795-csi2 # R-Car H3
27 - renesas,r8a7796-csi2 # R-Car M3-W
28 - renesas,r8a77961-csi2 # R-Car M3-W+
29 - renesas,r8a77965-csi2 # R-Car M3-N
30 - renesas,r8a77970-csi2 # R-Car V3M
31 - renesas,r8a77980-csi2 # R-Car V3H
32 - renesas,r8a77990-csi2 # R-Car E3
33 - renesas,r8a779a0-csi2 # R-Car V3U
34 - renesas,r8a779g0-csi2 # R-Car V4H
35
36 reg:
37 maxItems: 1
38
39 interrupts:
40 maxItems: 1
41
42 clocks:
43 maxItems: 1
44
45 power-domains:
46 maxItems: 1
47
48 resets:
49 maxItems: 1
50
51 ports:
52 $ref: /schemas/graph.yaml#/properties/ports
53
54 properties:
55 port@0:
56 $ref: /schemas/graph.yaml#/$defs/port-base
57 unevaluatedProperties: false
58 description:
59 Input port node, single endpoint describing the CSI-2 transmitter.
60
61 properties:
62 endpoint:
63 $ref: video-interfaces.yaml#
64 unevaluatedProperties: false
65
66 properties:
67 clock-lanes:
68 maxItems: 1
69
70 data-lanes:
71 minItems: 1
72 maxItems: 4
73 items:
74 maximum: 4
75
76 required:
77 - clock-lanes
78 - data-lanes
79
80 port@1:
81 $ref: /schemas/graph.yaml#/properties/port
82 description:
83 Output port node, multiple endpoints describing all the R-Car VIN
84 modules connected the CSI-2 receiver.
85
86 required:
87 - port@0
88 - port@1
89
90 required:
91 - compatible
92 - reg
93 - interrupts
94 - clocks
95 - power-domains
96 - resets
97 - ports
98
99 additionalProperties: false
100
101 examples:
102 - |
103 #include <dt-bindings/clock/r8a7796-cpg-mssr.h>
104 #include <dt-bindings/interrupt-controller/arm-gic.h>
105 #include <dt-bindings/power/r8a7796-sysc.h>
106
107 csi20: csi2@fea80000 {
108 compatible = "renesas,r8a7796-csi2";
109 reg = <0xfea80000 0x10000>;
110 interrupts = <0 184 IRQ_TYPE_LEVEL_HIGH>;
111 clocks = <&cpg CPG_MOD 714>;
112 power-domains = <&sysc R8A7796_PD_ALWAYS_ON>;
113 resets = <&cpg 714>;
114
115 ports {
116 #address-cells = <1>;
117 #size-cells = <0>;
118
119 port@0 {
120 reg = <0>;
121
122 csi20_in: endpoint {
123 clock-lanes = <0>;
124 data-lanes = <1>;
125 remote-endpoint = <&adv7482_txb>;
126 };
127 };
128
129 port@1 {
130 #address-cells = <1>;
131 #size-cells = <0>;
132
133 reg = <1>;
134
135 csi20vin0: endpoint@0 {
136 reg = <0>;
137 remote-endpoint = <&vin0csi20>;
138 };
139 csi20vin1: endpoint@1 {
140 reg = <1>;
141 remote-endpoint = <&vin1csi20>;
142 };
143 csi20vin2: endpoint@2 {
144 reg = <2>;
145 remote-endpoint = <&vin2csi20>;
146 };
147 csi20vin3: endpoint@3 {
148 reg = <3>;
149 remote-endpoint = <&vin3csi20>;
150 };
151 csi20vin4: endpoint@4 {
152 reg = <4>;
153 remote-endpoint = <&vin4csi20>;
154 };
155 csi20vin5: endpoint@5 {
156 reg = <5>;
157 remote-endpoint = <&vin5csi20>;
158 };
159 csi20vin6: endpoint@6 {
160 reg = <6>;
161 remote-endpoint = <&vin6csi20>;
162 };
163 csi20vin7: endpoint@7 {
164 reg = <7>;
165 remote-endpoint = <&vin7csi20>;
166 };
167 };
168 };
169 };
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