xref: /linux/Documentation/devicetree/bindings/display/bridge/waveshare,dsi2dpi.yaml (revision 05d32474ab547fb097cfe3f3eb00a2aa7cdf4067) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/bridge/waveshare,dsi2dpi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Waveshare MIPI-DSI to DPI Converter bridge
8
9maintainers:
10  - Joseph Guo <qijian.guo@nxp.com>
11
12description:
13  Waveshare bridge board is part of Waveshare panel which converts DSI to DPI
14  or LVDS.
15
16properties:
17  compatible:
18    enum:
19      - waveshare,dsi2dpi
20      - waveshare,dsi2lvds
21
22  reg:
23    maxItems: 1
24    description: base I2C address of the device
25
26  power-supply: true
27
28  ports:
29    $ref: /schemas/graph.yaml#/properties/ports
30
31    properties:
32      port@0:
33        $ref: /schemas/graph.yaml#/$defs/port-base
34        unevaluatedProperties: false
35        description:
36          Video port for MIPI DSI input
37
38        properties:
39          endpoint:
40            $ref: /schemas/media/video-interfaces.yaml#
41            unevaluatedProperties: false
42
43            properties:
44              data-lanes:
45                description: array of physical DSI data lane indexes.
46                minItems: 1
47                items:
48                  - const: 1
49                  - const: 2
50                  - const: 3
51                  - const: 4
52
53            required:
54              - data-lanes
55
56      port@1:
57        $ref: /schemas/graph.yaml#/properties/port
58        description:
59          Video port for MIPI DPI or LVDS output to the panel.
60
61    required:
62      - port@0
63      - port@1
64
65required:
66  - compatible
67  - reg
68  - ports
69  - power-supply
70
71additionalProperties: false
72
73examples:
74  - |
75
76    i2c {
77      #address-cells = <1>;
78      #size-cells = <0>;
79
80      bridge@45 {
81        compatible = "waveshare,dsi2dpi";
82        reg = <0x45>;
83        power-supply = <&reg_3p3v>;
84
85        ports {
86          #address-cells = <1>;
87          #size-cells = <0>;
88
89          port@0 {
90            reg = <0>;
91
92            waveshare_from_dsim: endpoint {
93              data-lanes = <1 2>;
94              remote-endpoint = <&dsim_to_waveshare>;
95            };
96          };
97
98          port@1 {
99            reg = <1>;
100
101            waveshare_to_panel: endpoint {
102              remote-endpoint = <&panel_to_waveshare>;
103            };
104          };
105        };
106      };
107    };
108
109...
110