summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
blob: 9e90c2b009609b1c3603d3113c8cc3c9dd446efa (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
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/allwinner,sun6i-a31-mipi-dsi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Allwinner A31 MIPI-DSI Controller Device Tree Bindings

maintainers:
  - Chen-Yu Tsai <wens@csie.org>
  - Maxime Ripard <mripard@kernel.org>

properties:
  "#address-cells": true
  "#size-cells": true

  compatible:
    enum:
      - allwinner,sun6i-a31-mipi-dsi
      - allwinner,sun50i-a64-mipi-dsi

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    minItems: 1
    maxItems: 2
    items:
      - description: Bus Clock
      - description: Module Clock

  clock-names:
    items:
      - const: bus
      - const: mod

  resets:
    maxItems: 1

  vcc-dsi-supply:
    description: VCC-DSI power supply of the DSI encoder

  phys:
    maxItems: 1

  phy-names:
    const: dphy

  port:
    type: object
    description:
      A port node with endpoint definitions as defined in
      Documentation/devicetree/bindings/media/video-interfaces.txt. That
      port should be the input endpoint, usually coming from the
      associated TCON.

patternProperties:
  "^panel@[0-9]+$": true

required:
  - "#address-cells"
  - "#size-cells"
  - compatible
  - reg
  - interrupts
  - clocks
  - phys
  - phy-names
  - resets
  - vcc-dsi-supply
  - port

allOf:
  - if:
      properties:
         compatible:
           contains:
             const: allwinner,sun6i-a31-mipi-dsi

    then:
        properties:
          clocks:
            minItems: 2

        required:
          - clock-names

  - if:
      properties:
         compatible:
           contains:
             const: allwinner,sun50i-a64-mipi-dsi

    then:
        properties:
          clocks:
            minItems: 1

additionalProperties: false

examples:
  - |
    dsi0: dsi@1ca0000 {
        compatible = "allwinner,sun6i-a31-mipi-dsi";
        reg = <0x01ca0000 0x1000>;
        interrupts = <0 89 4>;
        clocks = <&ccu 23>, <&ccu 96>;
        clock-names = "bus", "mod";
        resets = <&ccu 4>;
        phys = <&dphy0>;
        phy-names = "dphy";
        vcc-dsi-supply = <&reg_dcdc1>;
        #address-cells = <1>;
        #size-cells = <0>;

        panel@0 {
                compatible = "bananapi,lhr050h41", "ilitek,ili9881c";
                reg = <0>;
                power-gpios = <&pio 1 7 0>; /* PB07 */
                reset-gpios = <&r_pio 0 5 1>; /* PL05 */
                backlight = <&pwm_bl>;
        };

        port {
            dsi0_in_tcon0: endpoint {
                remote-endpoint = <&tcon0_out_dsi0>;
            };
        };
    };

...