tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/media/cdns,csi2rx.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Cadence MIPI-CSI2 RX controller
8
9maintainers:
10 - Maxime Ripard <mripard@kernel.org>
11
12description:
13 The Cadence MIPI-CSI2 RX controller is a CSI-2 bridge supporting up to 4 CSI
14 lanes in input, and 4 different pixel streams in output.
15
16properties:
17 compatible:
18 items:
19 - enum:
20 - starfive,jh7110-csi2rx
21 - ti,j721e-csi2rx
22 - const: cdns,csi2rx
23
24 reg:
25 maxItems: 1
26
27 interrupts:
28 maxItems: 2
29
30 interrupt-names:
31 items:
32 - const: error_irq
33 - const: irq
34
35 clocks:
36 items:
37 - description: CSI2Rx system clock
38 - description: Gated Register bank clock for APB interface
39 - description: pixel Clock for Stream interface 0
40 - description: pixel Clock for Stream interface 1
41 - description: pixel Clock for Stream interface 2
42 - description: pixel Clock for Stream interface 3
43
44 clock-names:
45 items:
46 - const: sys_clk
47 - const: p_clk
48 - const: pixel_if0_clk
49 - const: pixel_if1_clk
50 - const: pixel_if2_clk
51 - const: pixel_if3_clk
52
53 resets:
54 items:
55 - description: CSI2Rx system reset
56 - description: Gated Register bank reset for APB interface
57 - description: pixel reset for Stream interface 0
58 - description: pixel reset for Stream interface 1
59 - description: pixel reset for Stream interface 2
60 - description: pixel reset for Stream interface 3
61
62 reset-names:
63 items:
64 - const: sys
65 - const: reg_bank
66 - const: pixel_if0
67 - const: pixel_if1
68 - const: pixel_if2
69 - const: pixel_if3
70
71 phys:
72 maxItems: 1
73 description: MIPI D-PHY
74
75 phy-names:
76 items:
77 - const: dphy
78
79 ports:
80 $ref: /schemas/graph.yaml#/properties/ports
81
82 properties:
83 port@0:
84 $ref: /schemas/graph.yaml#/$defs/port-base
85 unevaluatedProperties: false
86 description:
87 Input port node, single endpoint describing the CSI-2 transmitter.
88
89 properties:
90 endpoint:
91 $ref: video-interfaces.yaml#
92 unevaluatedProperties: false
93
94 properties:
95 bus-type:
96 const: 4
97
98 clock-lanes:
99 const: 0
100
101 data-lanes:
102 minItems: 1
103 maxItems: 4
104 items:
105 maximum: 4
106
107 required:
108 - data-lanes
109
110 port@1:
111 $ref: /schemas/graph.yaml#/properties/port
112 description:
113 Stream 0 Output port node
114
115 port@2:
116 $ref: /schemas/graph.yaml#/properties/port
117 description:
118 Stream 1 Output port node
119
120 port@3:
121 $ref: /schemas/graph.yaml#/properties/port
122 description:
123 Stream 2 Output port node
124
125 port@4:
126 $ref: /schemas/graph.yaml#/properties/port
127 description:
128 Stream 3 Output port node
129
130 required:
131 - port@0
132
133required:
134 - compatible
135 - reg
136 - clocks
137 - clock-names
138 - ports
139
140additionalProperties: false
141
142examples:
143 - |
144 csi@d060000 {
145 compatible = "starfive,jh7110-csi2rx", "cdns,csi2rx";
146 reg = <0x0d060000 0x1000>;
147 clocks = <&byteclock 7>, <&byteclock 6>,
148 <&coreclock 8>, <&coreclock 9>,
149 <&coreclock 10>, <&coreclock 11>;
150 clock-names = "sys_clk", "p_clk",
151 "pixel_if0_clk", "pixel_if1_clk",
152 "pixel_if2_clk", "pixel_if3_clk";
153 resets = <&bytereset 9>, <&bytereset 4>,
154 <&corereset 5>, <&corereset 6>,
155 <&corereset 7>, <&corereset 8>;
156 reset-names = "sys", "reg_bank",
157 "pixel_if0", "pixel_if1",
158 "pixel_if2", "pixel_if3";
159 phys = <&csi_phy>;
160 phy-names = "dphy";
161
162 ports {
163 #address-cells = <1>;
164 #size-cells = <0>;
165
166 port@0 {
167 reg = <0>;
168
169 csi2rx_in_sensor: endpoint {
170 remote-endpoint = <&sensor_out_csi2rx>;
171 clock-lanes = <0>;
172 data-lanes = <1 2>;
173 };
174 };
175
176 port@1 {
177 reg = <1>;
178
179 csi2rx_out_grabber0: endpoint {
180 remote-endpoint = <&grabber0_in_csi2rx>;
181 };
182 };
183
184 port@2 {
185 reg = <2>;
186
187 csi2rx_out_grabber1: endpoint {
188 remote-endpoint = <&grabber1_in_csi2rx>;
189 };
190 };
191
192 port@3 {
193 reg = <3>;
194
195 csi2rx_out_grabber2: endpoint {
196 remote-endpoint = <&grabber2_in_csi2rx>;
197 };
198 };
199
200 port@4 {
201 reg = <4>;
202
203 csi2rx_out_grabber3: endpoint {
204 remote-endpoint = <&grabber3_in_csi2rx>;
205 };
206 };
207 };
208 };
209
210...