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/fsl,ldb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Freescale i.MX8MP DPI to LVDS bridge chip
8
9 maintainers:
10 - Marek Vasut <marex@denx.de>
11
12 description: |
13 The i.MX8MP mediamix contains two registers which are responsible
14 for configuring the on-SoC DPI-to-LVDS serializer. This describes
15 those registers as bridge within the DT.
16
17 properties:
18 compatible:
19 enum:
20 - fsl,imx6sx-ldb
21 - fsl,imx8mp-ldb
22 - fsl,imx93-ldb
23
24 clocks:
25 maxItems: 1
26
27 clock-names:
28 const: ldb
29
30 reg:
31 maxItems: 2
32
33 reg-names:
34 items:
35 - const: ldb
36 - const: lvds
37
38 ports:
39 $ref: /schemas/graph.yaml#/properties/ports
40
41 properties:
42 port@0:
43 $ref: /schemas/graph.yaml#/properties/port
44 description: Video port for DPI input.
45
46 port@1:
47 $ref: /schemas/graph.yaml#/properties/port
48 description: Video port for LVDS Channel-A output (panel or bridge).
49
50 port@2:
51 $ref: /schemas/graph.yaml#/properties/port
52 description: Video port for LVDS Channel-B output (panel or bridge).
53
54 required:
55 - port@0
56 - port@1
57
58 required:
59 - compatible
60 - clocks
61 - ports
62
63 allOf:
64 - if:
65 properties:
66 compatible:
67 contains:
68 enum:
69 - fsl,imx6sx-ldb
70 - fsl,imx93-ldb
71 then:
72 properties:
73 ports:
74 properties:
75 port@2: false
76
77 additionalProperties: false
78
79 examples:
80 - |
81 #include <dt-bindings/clock/imx8mp-clock.h>
82
83 blk-ctrl {
84 #address-cells = <1>;
85 #size-cells = <1>;
86
87 bridge@5c {
88 compatible = "fsl,imx8mp-ldb";
89 clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
90 clock-names = "ldb";
91 reg = <0x5c 0x4>, <0x128 0x4>;
92 reg-names = "ldb", "lvds";
93
94 ports {
95 #address-cells = <1>;
96 #size-cells = <0>;
97
98 port@0 {
99 reg = <0>;
100
101 ldb_from_lcdif2: endpoint {
102 remote-endpoint = <&lcdif2_to_ldb>;
103 };
104 };
105
106 port@1 {
107 reg = <1>;
108
109 ldb_lvds_ch0: endpoint {
110 remote-endpoint = <&ldb_to_lvdsx4panel>;
111 };
112 };
113
114 port@2 {
115 reg = <2>;
116
117 ldb_lvds_ch1: endpoint {
118 };
119 };
120 };
121 };
122 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.