1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/media/video 4 $id: http://devicetree.org/schemas/media/video-mux.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Video Multiplexer 7 title: Video Multiplexer
8 8
9 maintainers: 9 maintainers:
10 - Sakari Ailus <sakari.ailus@linux.intel.com> 10 - Sakari Ailus <sakari.ailus@linux.intel.com>
11 - Laurent Pinchart <laurent.pinchart@ideasonb 11 - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
12 12
13 description: 13 description:
14 Video multiplexers allow to select between m 14 Video multiplexers allow to select between multiple input ports. Video
15 received on the active input port is passed 15 received on the active input port is passed through to the output port. Muxes
16 described by this binding are controlled by 16 described by this binding are controlled by a multiplexer controller.
17 17
18 properties: 18 properties:
19 compatible: 19 compatible:
20 const: video-mux 20 const: video-mux
21 21
22 mux-controls: 22 mux-controls:
23 maxItems: 1 23 maxItems: 1
24 24
25 '#address-cells': 25 '#address-cells':
26 const: 1 26 const: 1
27 27
28 '#size-cells': 28 '#size-cells':
29 const: 0 29 const: 0
30 30
31 ports: 31 ports:
32 $ref: /schemas/graph.yaml#/properties/port 32 $ref: /schemas/graph.yaml#/properties/ports
33 33
34 patternProperties: 34 patternProperties:
35 '^port@': 35 '^port@':
36 $ref: /schemas/graph.yaml#/properties/ 36 $ref: /schemas/graph.yaml#/properties/port
37 37
38 required: 38 required:
39 - port@0 39 - port@0
40 - port@1 40 - port@1
41 - port@2 41 - port@2
42 42
43 patternProperties: 43 patternProperties:
44 '^port@': 44 '^port@':
45 $ref: /schemas/graph.yaml#/properties/port 45 $ref: /schemas/graph.yaml#/properties/port
46 description: 46 description:
47 At least three port nodes containing end 47 At least three port nodes containing endpoints connecting to the source
48 and sink devices according to of_graph b 48 and sink devices according to of_graph bindings. The last port is the
49 output port, all others are inputs. 49 output port, all others are inputs.
50 50
51 required: 51 required:
52 - compatible 52 - compatible
53 - mux-controls 53 - mux-controls
54 54
55 oneOf: 55 oneOf:
56 - required: 56 - required:
57 - ports 57 - ports
58 - required: 58 - required:
59 - port@0 59 - port@0
60 - port@1 60 - port@1
61 - port@2 61 - port@2
62 62
63 additionalProperties: false 63 additionalProperties: false
64 64
65 examples: 65 examples:
66 - | 66 - |
67 #include <dt-bindings/gpio/gpio.h> 67 #include <dt-bindings/gpio/gpio.h>
68 68
69 mux: mux-controller { 69 mux: mux-controller {
70 compatible = "gpio-mux"; 70 compatible = "gpio-mux";
71 #mux-control-cells = <0>; 71 #mux-control-cells = <0>;
72 72
73 mux-gpios = <&gpio1 15 GPIO_ACTIVE_HIG 73 mux-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
74 }; 74 };
75 75
76 video-mux { 76 video-mux {
77 compatible = "video-mux"; 77 compatible = "video-mux";
78 mux-controls = <&mux>; 78 mux-controls = <&mux>;
79 #address-cells = <1>; 79 #address-cells = <1>;
80 #size-cells = <0>; 80 #size-cells = <0>;
81 81
82 port@0 { 82 port@0 {
83 reg = <0>; 83 reg = <0>;
84 84
85 mux_in0: endpoint { 85 mux_in0: endpoint {
86 remote-endpoint = <&video_sour 86 remote-endpoint = <&video_source0_out>;
87 }; 87 };
88 }; 88 };
89 89
90 port@1 { 90 port@1 {
91 reg = <1>; 91 reg = <1>;
92 92
93 mux_in1: endpoint { 93 mux_in1: endpoint {
94 remote-endpoint = <&video_sour 94 remote-endpoint = <&video_source1_out>;
95 }; 95 };
96 }; 96 };
97 97
98 port@2 { 98 port@2 {
99 reg = <2>; 99 reg = <2>;
100 100
101 mux_out: endpoint { 101 mux_out: endpoint {
102 remote-endpoint = <&capture_in 102 remote-endpoint = <&capture_interface_in>;
103 }; 103 };
104 }; 104 };
105 }; 105 };
106 ... 106 ...
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