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/simple-bridge.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Transparent non-programmable DRM bridges
8
9 maintainers:
10 - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
11 - Maxime Ripard <mripard@kernel.org>
12
13 description: |
14 This binding supports transparent non-programmable bridges that don't require
15 any configuration, with a single input and a single output.
16
17 properties:
18 compatible:
19 oneOf:
20 - items:
21 - enum:
22 - ti,ths8134a
23 - ti,ths8134b
24 - const: ti,ths8134
25 - items:
26 - const: corpro,gm7123
27 - const: adi,adv7123
28 - enum:
29 - adi,adv7123
30 - dumb-vga-dac
31 - ti,opa362
32 - ti,ths8134
33 - ti,ths8135
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: The bridge input
42
43 port@1:
44 $ref: /schemas/graph.yaml#/properties/port
45 description: The bridge output
46
47 required:
48 - port@0
49 - port@1
50
51 enable-gpios:
52 maxItems: 1
53 description: GPIO controlling bridge enable
54
55 vdd-supply:
56 description: Power supply for the bridge
57
58 required:
59 - compatible
60 - ports
61
62 additionalProperties: false
63
64 examples:
65 - |
66 bridge {
67 compatible = "ti,ths8134a", "ti,ths8134";
68
69 ports {
70 #address-cells = <1>;
71 #size-cells = <0>;
72
73 port@0 {
74 reg = <0>;
75
76 vga_bridge_in: endpoint {
77 remote-endpoint = <&tcon0_out_vga>;
78 };
79 };
80
81 port@1 {
82 reg = <1>;
83
84 vga_bridge_out: endpoint {
85 remote-endpoint = <&vga_con_in>;
86 };
87 };
88 };
89 };
90
91 ...
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