xref: /freebsd/sys/contrib/device-tree/Bindings/display/bridge/toshiba,tc358768.yaml (revision 924226fba12cc9a228c73b956e1b7fa24c60b055) 
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
7title: Toschiba TC358768/TC358778 Parallel RGB to MIPI DSI bridge
8
9maintainers:
10  - Peter Ujfalusi <peter.ujfalusi@ti.com>
11
12description: |
13  The TC358768/TC358778 is bridge device which converts RGB to DSI.
14
15properties:
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                enum: [ 16, 18, 24 ]
62
63      port@1:
64        $ref: /schemas/graph.yaml#/properties/port
65        description: |
66          Video port for DSI output (panel or connector).
67
68    required:
69      - port@0
70      - port@1
71
72required:
73  - compatible
74  - reg
75  - vddc-supply
76  - vddmipi-supply
77  - vddio-supply
78  - ports
79
80additionalProperties: false
81
82examples:
83  - |
84    #include <dt-bindings/gpio/gpio.h>
85
86    i2c1 {
87      #address-cells = <1>;
88      #size-cells = <0>;
89
90      dsi_bridge: dsi-bridge@e {
91        compatible = "toshiba,tc358768";
92        reg = <0xe>;
93
94        clocks = <&tc358768_refclk>;
95        clock-names = "refclk";
96
97        reset-gpios = <&pcf_display_board 0 GPIO_ACTIVE_LOW>;
98
99        vddc-supply = <&v1_2d>;
100        vddmipi-supply = <&v1_2d>;
101        vddio-supply = <&v3_3d>;
102
103        dsi_bridge_ports: ports {
104          #address-cells = <1>;
105          #size-cells = <0>;
106
107          port@0 {
108            reg = <0>;
109            rgb_in: endpoint {
110              remote-endpoint = <&dpi_out>;
111              data-lines = <24>;
112            };
113          };
114
115          port@1 {
116            reg = <1>;
117            dsi_out: endpoint {
118              remote-endpoint = <&lcd_in>;
119            };
120          };
121        };
122      };
123    };
124