xref: /linux/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml (revision 4fd18fc38757217c746aa063ba9e4729814dc737) 
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
7title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
8
9maintainers:
10  - Vinod Koul <vkoul@kernel.org>
11
12description: |
13  The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
14
15properties:
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    type: object
42
43    properties:
44      "#address-cells":
45        const: 1
46
47      "#size-cells":
48        const: 0
49
50      port@0:
51        type: object
52        description: |
53          Primary MIPI port-1 for MIPI input
54
55        properties:
56          reg:
57            const: 0
58
59        patternProperties:
60          "^endpoint(@[0-9])$":
61            type: object
62            additionalProperties: false
63
64            properties:
65              remote-endpoint:
66                $ref: /schemas/types.yaml#/definitions/phandle
67
68        required:
69          - reg
70
71      port@1:
72        type: object
73        description: |
74          Additional MIPI port-2 for MIPI input, used in combination
75          with primary MIPI port-1 to drive higher resolution displays
76
77        properties:
78          reg:
79            const: 1
80
81        patternProperties:
82          "^endpoint(@[0-9])$":
83            type: object
84            additionalProperties: false
85
86            properties:
87              remote-endpoint:
88                $ref: /schemas/types.yaml#/definitions/phandle
89
90        required:
91          - reg
92
93      port@2:
94        type: object
95        description: |
96          HDMI port for HDMI output
97
98        properties:
99          reg:
100            const: 2
101
102        patternProperties:
103          "^endpoint(@[0-9])$":
104            type: object
105            additionalProperties: false
106
107            properties:
108              remote-endpoint:
109                $ref: /schemas/types.yaml#/definitions/phandle
110
111        required:
112          - reg
113
114    required:
115      - "#address-cells"
116      - "#size-cells"
117      - port@0
118      - port@2
119
120required:
121  - compatible
122  - reg
123  - interrupts
124  - vdd-supply
125  - vcc-supply
126  - ports
127
128additionalProperties: false
129
130examples:
131  - |
132    #include <dt-bindings/gpio/gpio.h>
133    #include <dt-bindings/interrupt-controller/irq.h>
134
135    i2c10 {
136      #address-cells = <1>;
137      #size-cells = <0>;
138
139      hdmi-bridge@3b {
140        compatible = "lontium,lt9611";
141        reg = <0x3b>;
142
143        reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
144        interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>;
145
146        vdd-supply = <&lt9611_1v8>;
147        vcc-supply = <&lt9611_3v3>;
148
149        ports {
150          #address-cells = <1>;
151          #size-cells = <0>;
152
153          port@0 {
154            reg = <0>;
155            lt9611_a: endpoint {
156              remote-endpoint = <&dsi0_out>;
157            };
158          };
159
160          port@1 {
161            reg = <1>;
162            lt9611_b: endpoint {
163              remote-endpoint = <&dsi1_out>;
164            };
165          };
166
167          port@2 {
168            reg = <2>;
169            lt9611_out: endpoint {
170              remote-endpoint = <&hdmi_con>;
171            };
172          };
173        };
174      };
175    };
176
177...
178