xref: /freebsd/sys/contrib/device-tree/Bindings/display/bridge/ti,sn65dsi83.yaml (revision 5956d97f4b3204318ceb6aa9c77bd0bc6ea87a41) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/bridge/ti,sn65dsi83.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: SN65DSI83 and SN65DSI84 DSI to LVDS bridge chip
8
9maintainers:
10  - Marek Vasut <marex@denx.de>
11
12description: |
13  Texas Instruments SN65DSI83 1x Single-link MIPI DSI
14  to 1x Single-link LVDS
15  https://www.ti.com/lit/gpn/sn65dsi83
16  Texas Instruments SN65DSI84 1x Single-link MIPI DSI
17  to 1x Dual-link or 2x Single-link LVDS
18  https://www.ti.com/lit/gpn/sn65dsi84
19
20properties:
21  compatible:
22    enum:
23      - ti,sn65dsi83
24      - ti,sn65dsi84
25
26  reg:
27    enum:
28      - 0x2c
29      - 0x2d
30
31  enable-gpios:
32    maxItems: 1
33    description: GPIO specifier for bridge_en pin (active high).
34
35  ports:
36    $ref: /schemas/graph.yaml#/properties/ports
37
38    properties:
39      port@0:
40        $ref: /schemas/graph.yaml#/properties/port
41        description: Video port for MIPI DSI Channel-A input
42
43        properties:
44          endpoint:
45            $ref: /schemas/media/video-interfaces.yaml#
46            unevaluatedProperties: false
47
48            properties:
49              data-lanes:
50                description: array of physical DSI data lane indexes.
51                minItems: 1
52                maxItems: 4
53                items:
54                  - const: 1
55                  - const: 2
56                  - const: 3
57                  - const: 4
58
59      port@1:
60        $ref: /schemas/graph.yaml#/properties/port
61        description: Video port for MIPI DSI Channel-B input
62
63        properties:
64          endpoint:
65            $ref: /schemas/media/video-interfaces.yaml#
66            unevaluatedProperties: false
67
68            properties:
69              data-lanes:
70                description: array of physical DSI data lane indexes.
71                minItems: 1
72                maxItems: 4
73                items:
74                  - const: 1
75                  - const: 2
76                  - const: 3
77                  - const: 4
78
79      port@2:
80        $ref: /schemas/graph.yaml#/properties/port
81        description: Video port for LVDS Channel-A output (panel or bridge).
82
83      port@3:
84        $ref: /schemas/graph.yaml#/properties/port
85        description: Video port for LVDS Channel-B output (panel or bridge).
86
87    required:
88      - port@0
89      - port@2
90
91required:
92  - compatible
93  - reg
94  - enable-gpios
95  - ports
96
97allOf:
98  - if:
99      properties:
100        compatible:
101          contains:
102            const: ti,sn65dsi83
103    then:
104      properties:
105        ports:
106          properties:
107            port@1: false
108            port@3: false
109
110  - if:
111      properties:
112        compatible:
113          contains:
114            const: ti,sn65dsi84
115    then:
116      properties:
117        ports:
118          properties:
119            port@1: false
120
121additionalProperties: false
122
123examples:
124  - |
125    #include <dt-bindings/gpio/gpio.h>
126
127    i2c {
128        #address-cells = <1>;
129        #size-cells = <0>;
130
131        bridge@2d {
132            compatible = "ti,sn65dsi83";
133            reg = <0x2d>;
134
135            enable-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
136
137            ports {
138                #address-cells = <1>;
139                #size-cells = <0>;
140
141                port@0 {
142                    reg = <0>;
143
144                    endpoint {
145                        remote-endpoint = <&dsi0_out>;
146                        data-lanes = <1 2 3 4>;
147                    };
148                };
149
150                port@2 {
151                    reg = <2>;
152
153                    endpoint {
154                        remote-endpoint = <&panel_in_lvds>;
155                    };
156                };
157            };
158        };
159    };
160