xref: /linux/Documentation/devicetree/bindings/display/imx/fsl,imx6-hdmi.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/display/imx/fsl,imx6-hdmi.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale i.MX6 DWC HDMI TX Encoder
8
9maintainers:
10  - Philipp Zabel <p.zabel@pengutronix.de>
11
12description: |
13  The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP
14  with a companion PHY IP.
15
16allOf:
17  - $ref: ../bridge/synopsys,dw-hdmi.yaml#
18
19properties:
20  compatible:
21    enum:
22      - fsl,imx6dl-hdmi
23      - fsl,imx6q-hdmi
24
25  reg-io-width:
26    const: 1
27
28  clocks:
29    maxItems: 2
30
31  clock-names:
32    maxItems: 2
33
34  gpr:
35    $ref: /schemas/types.yaml#/definitions/phandle
36    description:
37      phandle to the iomuxc-gpr region containing the HDMI multiplexer control
38      register.
39
40  ports:
41    $ref: /schemas/graph.yaml#/properties/ports
42    description: |
43      This device has four video ports, corresponding to the four inputs of the
44      HDMI multiplexer. Each port shall have a single endpoint.
45
46    properties:
47      port@0:
48        $ref: /schemas/graph.yaml#/properties/port
49        description: First input of the HDMI multiplexer
50
51      port@1:
52        $ref: /schemas/graph.yaml#/properties/port
53        description: Second input of the HDMI multiplexer
54
55      port@2:
56        $ref: /schemas/graph.yaml#/properties/port
57        description: Third input of the HDMI multiplexer
58
59      port@3:
60        $ref: /schemas/graph.yaml#/properties/port
61        description: Fourth input of the HDMI multiplexer
62
63    anyOf:
64      - required:
65          - port@0
66      - required:
67          - port@1
68      - required:
69          - port@2
70      - required:
71          - port@3
72
73required:
74  - compatible
75  - reg
76  - clocks
77  - clock-names
78  - gpr
79  - interrupts
80  - ports
81
82unevaluatedProperties: false
83
84examples:
85  - |
86    #include <dt-bindings/clock/imx6qdl-clock.h>
87
88    hdmi: hdmi@120000 {
89        reg = <0x00120000 0x9000>;
90        interrupts = <0 115 0x04>;
91        gpr = <&gpr>;
92        clocks = <&clks IMX6QDL_CLK_HDMI_IAHB>,
93                 <&clks IMX6QDL_CLK_HDMI_ISFR>;
94        clock-names = "iahb", "isfr";
95
96        ports {
97            #address-cells = <1>;
98            #size-cells = <0>;
99
100            port@0 {
101                reg = <0>;
102
103                hdmi_mux_0: endpoint {
104                    remote-endpoint = <&ipu1_di0_hdmi>;
105                };
106            };
107
108            port@1 {
109                reg = <1>;
110
111                hdmi_mux_1: endpoint {
112                    remote-endpoint = <&ipu1_di1_hdmi>;
113                };
114            };
115        };
116    };
117
118...
119