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/toshiba,tc358768.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Toschiba TC358768/TC358778 Parallel RGB to MIPI DSI bridge
8
9 maintainers:
10 - Peter Ujfalusi <peter.ujfalusi@ti.com>
11
12 description: |
13 The TC358768/TC358778 is bridge device which converts RGB to DSI.
14
15 properties:
16 compatible:
17 enum:
18 - toshiba,tc358768
19 - toshiba,tc358778
20
21 reg:
22 maxItems: 1
23 description: base I2C address of the device
24
25 reset-gpios:
26 maxItems: 1
27 description: GPIO connected to active low RESX pin
28
29 vddc-supply:
30 description: Regulator for 1.2V internal core power.
31
32 vddmipi-supply:
33 description: Regulator for 1.2V for the MIPI.
34
35 vddio-supply:
36 description: Regulator for 1.8V - 3.3V IO power.
37
38 clocks:
39 maxItems: 1
40
41 clock-names:
42 const: refclk
43
44 ports:
45 $ref: /schemas/graph.yaml#/properties/ports
46
47 properties:
48 port@0:
49 $ref: /schemas/graph.yaml#/$defs/port-base
50 unevaluatedProperties: false
51 description: |
52 Video port for RGB input
53
54 properties:
55 endpoint:
56 $ref: /schemas/graph.yaml#/$defs/endpoint-base
57 unevaluatedProperties: false
58
59 properties:
60 data-lines:
61 $ref: /schemas/types.yaml#/definitions/uint32
62 enum: [ 16, 18, 24 ]
63
64 port@1:
65 $ref: /schemas/graph.yaml#/properties/port
66 description: |
67 Video port for DSI output (panel or connector).
68
69 required:
70 - port@0
71 - port@1
72
73 required:
74 - compatible
75 - reg
76 - vddc-supply
77 - vddmipi-supply
78 - vddio-supply
79 - ports
80
81 allOf:
82 - $ref: ../dsi-controller.yaml#
83
84 unevaluatedProperties: false
85
86 examples:
87 - |
88 #include <dt-bindings/gpio/gpio.h>
89
90 i2c {
91 #address-cells = <1>;
92 #size-cells = <0>;
93
94 dsi_bridge: dsi@e {
95 compatible = "toshiba,tc358768";
96 reg = <0xe>;
97
98 clocks = <&tc358768_refclk>;
99 clock-names = "refclk";
100
101 reset-gpios = <&pcf_display_board 0 GPIO_ACTIVE_LOW>;
102
103 vddc-supply = <&v1_2d>;
104 vddmipi-supply = <&v1_2d>;
105 vddio-supply = <&v3_3d>;
106
107 dsi_bridge_ports: ports {
108 #address-cells = <1>;
109 #size-cells = <0>;
110
111 port@0 {
112 reg = <0>;
113 rgb_in: endpoint {
114 remote-endpoint = <&dpi_out>;
115 data-lines = <24>;
116 };
117 };
118
119 port@1 {
120 reg = <1>;
121 dsi_out: endpoint {
122 remote-endpoint = <&lcd_in>;
123 };
124 };
125 };
126 };
127 };
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