1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/ingenic,jz4780-hdmi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Ingenic JZ4780 HDMI Transmitter
8
9 maintainers:
10 - H. Nikolaus Schaller <hns@goldelico.com>
11
12 description: |
13 The HDMI Transmitter in the Ingenic JZ4780 is a Synopsys DesignWare HDMI 1.4
14 TX controller IP with accompanying PHY IP.
15
16 allOf:
17 - $ref: synopsys,dw-hdmi.yaml#
18
19 properties:
20 compatible:
21 const: ingenic,jz4780-dw-hdmi
22
23 reg-io-width:
24 const: 4
25
26 clocks:
27 maxItems: 2
28
29 ports:
30 $ref: /schemas/graph.yaml#/properties/ports
31
32 properties:
33 port@0:
34 $ref: /schemas/graph.yaml#/properties/port
35 description: Input from LCD controller output.
36
37 port@1:
38 $ref: /schemas/graph.yaml#/properties/port
39 description: Link to the HDMI connector.
40
41 required:
42 - compatible
43 - clocks
44 - clock-names
45 - ports
46 - reg-io-width
47
48 unevaluatedProperties: false
49
50 examples:
51 - |
52 #include <dt-bindings/clock/ingenic,jz4780-cgu.h>
53
54 hdmi: hdmi@10180000 {
55 compatible = "ingenic,jz4780-dw-hdmi";
56 reg = <0x10180000 0x8000>;
57 reg-io-width = <4>;
58 interrupt-parent = <&intc>;
59 interrupts = <3>;
60 clocks = <&cgu JZ4780_CLK_AHB0>, <&cgu JZ4780_CLK_HDMI>;
61 clock-names = "iahb", "isfr";
62
63 ports {
64 #address-cells = <1>;
65 #size-cells = <0>;
66 hdmi_in: port@0 {
67 reg = <0>;
68 dw_hdmi_in: endpoint {
69 remote-endpoint = <&jz4780_lcd_out>;
70 };
71 };
72 hdmi_out: port@1 {
73 reg = <1>;
74 dw_hdmi_out: endpoint {
75 remote-endpoint = <&hdmi_con>;
76 };
77 };
78 };
79 };
80
81 ...
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