summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml
blob: be47a7b62ca989ecb28cb233e987af13c819a5ae (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
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/nxp,imx7-mipi-csi2.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NXP i.MX7 Mipi CSI2

maintainers:
  - Rui Miguel Silva <rmfrfs@gmail.com>

description: |
  This is the device node for the MIPI CSI-2 receiver core in i.MX7 soc. It is
  compatible with previous version of samsung d-phy.

properties:
  compatible:
    const: fsl,imx7-mipi-csi2

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    minItems: 3
    maxItems: 3

  clock-names:
    items:
      - const: pclk
      - const: wrap
      - const: phy

  power-domains:
    maxItems: 1

  phy-supply:
    description:
      Phandle to a regulator that provides power to the PHY. This
      regulator will be managed during the PHY power on/off sequence.

  resets:
    maxItems: 1

  reset-names:
    const: mrst

  clock-frequency:
    description:
      The IP main (system bus) clock frequency in Hertz
    default: 166000000

  fsl,csis-hs-settle:
    $ref: /schemas/types.yaml#/definitions/uint32
    description:
      Differential receiver (HS-RX) settle time

  ports:
    $ref: /schemas/graph.yaml#/properties/ports

    properties:
      port@0:
        $ref: /schemas/graph.yaml#/$defs/port-base
        unevaluatedProperties: false
        description:
          Input port node, single endpoint describing the CSI-2 transmitter.

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

            properties:
              data-lanes:
                oneOf:
                  - items:
                      - const: 1
                  - items:
                      - const: 1
                      - const: 2

            required:
              - data-lanes

      port@1:
        $ref: /schemas/graph.yaml#/properties/port
        description:
          Output port node

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - power-domains
  - phy-supply
  - resets
  - reset-names
  - ports

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/imx7d-clock.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/reset/imx7-reset.h>

    mipi_csi: mipi-csi@30750000 {
            compatible = "fsl,imx7-mipi-csi2";
            reg = <0x30750000 0x10000>;
            interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;

            clocks = <&clks IMX7D_IPG_ROOT_CLK>,
                     <&clks IMX7D_MIPI_CSI_ROOT_CLK>,
                     <&clks IMX7D_MIPI_DPHY_ROOT_CLK>;
            clock-names = "pclk", "wrap", "phy";
            clock-frequency = <166000000>;

            power-domains = <&pgc_mipi_phy>;
            phy-supply = <&reg_1p0d>;
            resets = <&src IMX7_RESET_MIPI_PHY_MRST>;
            reset-names = "mrst";
            fsl,csis-hs-settle = <3>;

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

                    port@0 {
                            reg = <0>;

                            mipi_from_sensor: endpoint {
                                    remote-endpoint = <&ov2680_to_mipi>;
                                    data-lanes = <1>;
                            };
                    };

                    port@1 {
                            reg = <1>;

                            mipi_vc0_to_csi_mux: endpoint {
                                    remote-endpoint = <&csi_mux_from_mipi_vc0>;
                            };
                    };
            };
    };

...