summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/media/i2c/ovti,ov5640.yaml
blob: 540fd69ac39f137d92cc903416c6e325c9958d04 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/i2c/ovti,ov5640.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: OmniVision OV5640 Image Sensor Device Tree Bindings

maintainers:
  - Steve Longerbeam <slongerbeam@gmail.com>

allOf:
  - $ref: /schemas/media/video-interface-devices.yaml#

properties:
  compatible:
    const: ovti,ov5640

  reg:
    maxItems: 1

  clocks:
    description: XCLK Input Clock

  clock-names:
    const: xclk

  AVDD-supply:
    description: Analog voltage supply, 2.8 volts

  DVDD-supply:
    description: Digital core voltage supply, 1.5 volts

  DOVDD-supply:
    description: Digital I/O voltage supply, 1.8 volts

  powerdown-gpios:
    maxItems: 1
    description: >
      Reference to the GPIO connected to the powerdown pin, if any.

  reset-gpios:
    maxItems: 1
    description: >
      Reference to the GPIO connected to the reset pin, if any.

  rotation:
    enum:
      - 0
      - 180

  port:
    description: Digital Output Port
    $ref: /schemas/graph.yaml#/$defs/port-base
    additionalProperties: false

    properties:
      endpoint:
        $ref: /schemas/media/video-interfaces.yaml#
        unevaluatedProperties: false

        properties:
          clock-lanes:
            const: 0

          data-lanes:
            minItems: 1
            maxItems: 2
            items:
              enum: [1, 2]

          bus-width:
            enum: [8, 10]

          data-shift:
            enum: [0, 2]

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - AVDD-supply
  - DVDD-supply
  - DOVDD-supply
  - port

additionalProperties: false

examples:
  - |
      #include <dt-bindings/clock/imx6qdl-clock.h>
      #include <dt-bindings/gpio/gpio.h>

      i2c {
          #address-cells = <1>;
          #size-cells = <0>;

          camera@3c {
              compatible = "ovti,ov5640";
              pinctrl-names = "default";
              pinctrl-0 = <&pinctrl_ov5640>;
              reg = <0x3c>;
              clocks = <&clks IMX6QDL_CLK_CKO>;
              clock-names = "xclk";
              DOVDD-supply = <&vgen4_reg>; /* 1.8v */
              AVDD-supply = <&vgen3_reg>;  /* 2.8v */
              DVDD-supply = <&vgen2_reg>;  /* 1.5v */
              powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
              reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
              rotation = <180>;

              port {
                  /* MIPI CSI-2 bus endpoint */
                  ov5640_to_mipi_csi2: endpoint {
                      remote-endpoint = <&mipi_csi2_from_ov5640>;
                      clock-lanes = <0>;
                      data-lanes = <1 2>;
                  };
              };
          };
      };

  - |
      i2c {
          #address-cells = <1>;
          #size-cells = <0>;

          camera@3c {
              compatible = "ovti,ov5640";
              pinctrl-names = "default";
              pinctrl-0 = <&pinctrl_ov5640>;
              reg = <0x3c>;
              clocks = <&clk_ext_camera>;
              clock-names = "xclk";
              DOVDD-supply = <&vgen4_reg>; /* 1.8v */
              AVDD-supply = <&vgen3_reg>;  /* 2.8v */
              DVDD-supply = <&vgen2_reg>;  /* 1.5v */

              port {
                  /* Parallel bus endpoint */
                  ov5640_to_parallel: endpoint {
                      remote-endpoint = <&parallel_from_ov5640>;
                      bus-width = <8>;
                      data-shift = <2>; /* lines 9:2 are used */
                      hsync-active = <0>;
                      vsync-active = <0>;
                      pclk-sample = <1>;
                  };
              };
          };
      };

...