1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/display/bri 4 $id: http://devicetree.org/schemas/display/bridge/nxp,ptn3460.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: NXP PTN3460 eDP to LVDS bridge 7 title: NXP PTN3460 eDP to LVDS bridge
8 8
9 maintainers: 9 maintainers:
10 - Sean Paul <seanpaul@chromium.org> 10 - Sean Paul <seanpaul@chromium.org>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 const: nxp,ptn3460 14 const: nxp,ptn3460
15 15
16 reg: 16 reg:
17 description: I2C address of the bridge 17 description: I2C address of the bridge
18 maxItems: 1 18 maxItems: 1
19 19
20 edid-emulation: 20 edid-emulation:
21 $ref: /schemas/types.yaml#/definitions/uin 21 $ref: /schemas/types.yaml#/definitions/uint32
22 description: 22 description:
23 The EDID emulation entry to use 23 The EDID emulation entry to use
24 Value Resolution Description 24 Value Resolution Description
25 0 1024x768 NXP Generic 25 0 1024x768 NXP Generic
26 1 1920x1080 NXP Generic 26 1 1920x1080 NXP Generic
27 2 1920x1080 NXP Generic 27 2 1920x1080 NXP Generic
28 3 1600x900 Samsung LTM200KT 28 3 1600x900 Samsung LTM200KT
29 4 1920x1080 Samsung LTM230HT 29 4 1920x1080 Samsung LTM230HT
30 5 1366x768 NXP Generic 30 5 1366x768 NXP Generic
31 6 1600x900 ChiMei M215HGE 31 6 1600x900 ChiMei M215HGE
32 enum: [0, 1, 2, 3, 4, 5, 6] 32 enum: [0, 1, 2, 3, 4, 5, 6]
33 33
34 powerdown-gpios: 34 powerdown-gpios:
35 description: GPIO connected to the PD_N si 35 description: GPIO connected to the PD_N signal.
36 maxItems: 1 36 maxItems: 1
37 37
38 reset-gpios: 38 reset-gpios:
39 description: GPIO connected to the RST_N s 39 description: GPIO connected to the RST_N signal.
40 maxItems: 1 40 maxItems: 1
41 41
42 ports: 42 ports:
43 $ref: /schemas/graph.yaml#/properties/port 43 $ref: /schemas/graph.yaml#/properties/ports
44 44
45 properties: 45 properties:
46 port@0: 46 port@0:
47 $ref: /schemas/graph.yaml#/properties/ 47 $ref: /schemas/graph.yaml#/properties/port
48 description: 48 description:
49 Video port for LVDS output 49 Video port for LVDS output
50 50
51 port@1: 51 port@1:
52 $ref: /schemas/graph.yaml#/properties/ 52 $ref: /schemas/graph.yaml#/properties/port
53 description: 53 description:
54 Video port for eDP input 54 Video port for eDP input
55 55
56 required: 56 required:
57 - port@0 57 - port@0
58 - port@1 58 - port@1
59 59
60 required: 60 required:
61 - compatible 61 - compatible
62 - reg 62 - reg
63 - edid-emulation 63 - edid-emulation
64 - powerdown-gpios 64 - powerdown-gpios
65 - reset-gpios 65 - reset-gpios
66 - ports 66 - ports
67 67
68 additionalProperties: false 68 additionalProperties: false
69 69
70 examples: 70 examples:
71 - | 71 - |
72 #include <dt-bindings/gpio/gpio.h> 72 #include <dt-bindings/gpio/gpio.h>
73 73
74 i2c { 74 i2c {
75 #address-cells = <1>; 75 #address-cells = <1>;
76 #size-cells = <0>; 76 #size-cells = <0>;
77 77
78 bridge@20 { 78 bridge@20 {
79 compatible = "nxp,ptn3460"; 79 compatible = "nxp,ptn3460";
80 reg = <0x20>; 80 reg = <0x20>;
81 edid-emulation = <5>; 81 edid-emulation = <5>;
82 powerdown-gpios = <&gpy2 5 GPIO_ACTIVE 82 powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;
83 reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW 83 reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
84 84
85 ports { 85 ports {
86 #address-cells = <1>; 86 #address-cells = <1>;
87 #size-cells = <0>; 87 #size-cells = <0>;
88 88
89 port@0 { 89 port@0 {
90 reg = <0>; 90 reg = <0>;
91 bridge_out: endpoint { 91 bridge_out: endpoint {
92 remote-endpoint = <&panel_in>; 92 remote-endpoint = <&panel_in>;
93 }; 93 };
94 }; 94 };
95 95
96 port@1 { 96 port@1 {
97 reg = <1>; 97 reg = <1>;
98 bridge_in: endpoint { 98 bridge_in: endpoint {
99 remote-endpoint = <&dp_out>; 99 remote-endpoint = <&dp_out>;
100 }; 100 };
101 }; 101 };
102 }; 102 };
103 }; 103 };
104 }; 104 };
105 105
106 ... 106 ...
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