aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml
blob: be78dcfa1c762902b277b34365aef1e7517883d1 (plain) (blame)
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
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/rockchip/rockchip,inno-hdmi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Rockchip Innosilicon HDMI controller

maintainers:
  - Sandy Huang <hjc@rock-chips.com>
  - Heiko Stuebner <heiko@sntech.de>

properties:
  compatible:
    enum:
      - rockchip,rk3036-inno-hdmi
      - rockchip,rk3128-inno-hdmi

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    minItems: 1
    items:
      - description: The HDMI controller main clock
      - description: The HDMI PHY reference clock

  clock-names:
    minItems: 1
    items:
      - const: pclk
      - const: ref

  power-domains:
    maxItems: 1

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

    properties:
      port@0:
        $ref: /schemas/graph.yaml#/properties/port
        description:
          Port node with one endpoint connected to a vop node.

      port@1:
        $ref: /schemas/graph.yaml#/properties/port
        description:
          Port node with one endpoint connected to a hdmi-connector node.

    required:
      - port@0
      - port@1

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - pinctrl-0
  - pinctrl-names
  - ports

allOf:
  - if:
      properties:
        compatible:
          contains:
            const: rockchip,rk3036-inno-hdmi

    then:
      properties:
        power-domains: false

  - if:
      properties:
        compatible:
          contains:
            const: rockchip,rk3128-inno-hdmi

    then:
      properties:
        clocks:
          minItems: 2
        clock-names:
          minItems: 2
      required:
        - power-domains

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/rk3036-cru.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/pinctrl/rockchip.h>
    hdmi: hdmi@20034000 {
      compatible = "rockchip,rk3036-inno-hdmi";
      reg = <0x20034000 0x4000>;
      interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&cru  PCLK_HDMI>;
      clock-names = "pclk";
      pinctrl-names = "default";
      pinctrl-0 = <&hdmi_ctl>;

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

        hdmi_in: port@0 {
          reg = <0>;
          hdmi_in_vop: endpoint {
            remote-endpoint = <&vop_out_hdmi>;
          };
        };

        hdmi_out: port@1 {
          reg = <1>;
          hdmi_out_con: endpoint {
            remote-endpoint = <&hdmi_con_in>;
          };
        };
      };
    };

    pinctrl {
      hdmi {
        hdmi_ctl: hdmi-ctl {
          rockchip,pins = <1 RK_PB0 1 &pcfg_pull_none>,
                          <1 RK_PB1 1 &pcfg_pull_none>,
                          <1 RK_PB2 1 &pcfg_pull_none>,
                          <1 RK_PB3 1 &pcfg_pull_none>;
        };
      };
    };