1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/lontium,lt9611.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
8
9 maintainers:
10 - Vinod Koul <vkoul@kernel.org>
11
12 description: |
13 The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
14
15 properties:
16 compatible:
17 enum:
18 - lontium,lt9611
19 - lontium,lt9611uxc
20
21 reg:
22 maxItems: 1
23
24 "#sound-dai-cells":
25 const: 1
26
27 interrupts:
28 maxItems: 1
29
30 reset-gpios:
31 maxItems: 1
32 description: GPIO connected to active high RESET pin.
33
34 vdd-supply:
35 description: Regulator for 1.8V MIPI phy power.
36
37 vcc-supply:
38 description: Regulator for 3.3V IO power.
39
40 ports:
41 $ref: /schemas/graph.yaml#/properties/ports
42
43 properties:
44 port@0:
45 $ref: /schemas/graph.yaml#/properties/port
46 description:
47 Primary MIPI port-1 for MIPI input
48
49 port@1:
50 $ref: /schemas/graph.yaml#/properties/port
51 description:
52 Additional MIPI port-2 for MIPI input, used in combination
53 with primary MIPI port-1 to drive higher resolution displays
54
55 port@2:
56 $ref: /schemas/graph.yaml#/properties/port
57 description:
58 HDMI port for HDMI output
59
60 required:
61 - port@0
62 - port@2
63
64 required:
65 - compatible
66 - reg
67 - interrupts
68 - vdd-supply
69 - vcc-supply
70 - ports
71
72 additionalProperties: false
73
74 examples:
75 - |
76 #include <dt-bindings/gpio/gpio.h>
77 #include <dt-bindings/interrupt-controller/irq.h>
78
79 i2c10 {
80 #address-cells = <1>;
81 #size-cells = <0>;
82
83 hdmi-bridge@3b {
84 compatible = "lontium,lt9611";
85 reg = <0x3b>;
86
87 reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
88 interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>;
89
90 vdd-supply = <<9611_1v8>;
91 vcc-supply = <<9611_3v3>;
92
93 ports {
94 #address-cells = <1>;
95 #size-cells = <0>;
96
97 port@0 {
98 reg = <0>;
99 lt9611_a: endpoint {
100 remote-endpoint = <&dsi0_out>;
101 };
102 };
103
104 port@1 {
105 reg = <1>;
106 lt9611_b: endpoint {
107 remote-endpoint = <&dsi1_out>;
108 };
109 };
110
111 port@2 {
112 reg = <2>;
113 lt9611_out: endpoint {
114 remote-endpoint = <&hdmi_con>;
115 };
116 };
117 };
118 };
119 };
120
121 ...
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