1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (c) 2023-2024 Linaro Ltd.
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/media/i2c/ovti,og01a1b.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: OmniVision OG01A1B Image Sensor
9
10 maintainers:
11 - Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>
12
13 description:
14 The OmniVision OG01A1B is black and white CMOS 1.3 Megapixel (1280x1024)
15 image sensor controlled over an I2C-compatible SCCB bus.
16 The sensor transmits images on a MIPI CSI-2 output interface with one or
17 two data lanes.
18
19 allOf:
20 - $ref: /schemas/media/video-interface-devices.yaml#
21
22 properties:
23 compatible:
24 const: ovti,og01a1b
25
26 reg:
27 maxItems: 1
28
29 clocks:
30 maxItems: 1
31
32 reset-gpios:
33 description: Active low GPIO connected to XSHUTDOWN pad of the sensor.
34 maxItems: 1
35
36 strobe-gpios:
37 description: Input GPIO connected to strobe pad of the sensor.
38 maxItems: 1
39
40 avdd-supply:
41 description: Analogue circuit voltage supply.
42
43 dovdd-supply:
44 description: I/O circuit voltage supply.
45
46 dvdd-supply:
47 description: Digital circuit voltage supply.
48
49 port:
50 $ref: /schemas/graph.yaml#/$defs/port-base
51 additionalProperties: false
52 description:
53 Output port node, single endpoint describing the CSI-2 transmitter.
54
55 properties:
56 endpoint:
57 $ref: /schemas/media/video-interfaces.yaml#
58 unevaluatedProperties: false
59
60 properties:
61 data-lanes:
62 minItems: 1
63 maxItems: 2
64 items:
65 enum: [1, 2]
66
67 link-frequencies: true
68
69 required:
70 - data-lanes
71 - link-frequencies
72
73 required:
74 - compatible
75 - reg
76 - clocks
77 - port
78
79 unevaluatedProperties: false
80
81 examples:
82 - |
83 #include <dt-bindings/gpio/gpio.h>
84
85 i2c {
86 #address-cells = <1>;
87 #size-cells = <0>;
88
89 sensor@60 {
90 compatible = "ovti,og01a1b";
91 reg = <0x60>;
92 clocks = <&clk 0>;
93 reset-gpios = <&gpio 117 GPIO_ACTIVE_LOW>;
94 avdd-supply = <&vreg_3v3>;
95 dovdd-supply = <&vreg_1p8>;
96 dvdd-supply = <&vreg_1p2>;
97
98 port {
99 og01a1b_ep: endpoint {
100 remote-endpoint = <&csiphy_ep>;
101 data-lanes = <1 2>;
102 link-frequencies = /bits/ 64 <500000000>;
103 };
104 };
105 };
106 };
107 ...
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