1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
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/ti,tfp410.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: TFP410 DPI to DVI encoder 7 title: TFP410 DPI to DVI encoder
8 8
9 maintainers: 9 maintainers:
10 - Tomi Valkeinen <tomi.valkeinen@ti.com> 10 - Tomi Valkeinen <tomi.valkeinen@ti.com>
11 - Jyri Sarha <jsarha@ti.com> 11 - Jyri Sarha <jsarha@ti.com>
12 12
13 properties: 13 properties:
14 compatible: 14 compatible:
15 const: ti,tfp410 15 const: ti,tfp410
16 16
17 reg: 17 reg:
18 description: I2C address of the device. 18 description: I2C address of the device.
19 maxItems: 1 19 maxItems: 1
20 20
21 powerdown-gpios: 21 powerdown-gpios:
22 maxItems: 1 22 maxItems: 1
23 23
24 ti,deskew: 24 ti,deskew:
25 description: 25 description:
26 Data de-skew value in 350ps increments, 26 Data de-skew value in 350ps increments, from 0 to 7, as configured
27 through the DK[3:1] pins. The de-skew mu 27 through the DK[3:1] pins. The de-skew multiplier is computed as
28 (DK[3:1] - 4), so it ranges from -4 to 3 28 (DK[3:1] - 4), so it ranges from -4 to 3.
29 $ref: /schemas/types.yaml#/definitions/uin 29 $ref: /schemas/types.yaml#/definitions/uint32
30 minimum: 0 30 minimum: 0
31 maximum: 7 31 maximum: 7
32 32
33 ports: 33 ports:
34 $ref: /schemas/graph.yaml#/properties/port 34 $ref: /schemas/graph.yaml#/properties/ports
35 35
36 properties: 36 properties:
37 port@0: 37 port@0:
38 $ref: /schemas/graph.yaml#/$defs/port- 38 $ref: /schemas/graph.yaml#/$defs/port-base
39 unevaluatedProperties: false 39 unevaluatedProperties: false
40 description: DPI input port. 40 description: DPI input port.
41 41
42 properties: 42 properties:
43 endpoint: 43 endpoint:
44 $ref: /schemas/graph.yaml#/$defs/e 44 $ref: /schemas/graph.yaml#/$defs/endpoint-base
45 unevaluatedProperties: false 45 unevaluatedProperties: false
46 46
47 properties: 47 properties:
48 pclk-sample: 48 pclk-sample:
49 description: 49 description:
50 Endpoint sampling edge. 50 Endpoint sampling edge.
51 enum: 51 enum:
52 - 0 # Falling edge 52 - 0 # Falling edge
53 - 1 # Rising edge 53 - 1 # Rising edge
54 default: 0 54 default: 0
55 55
56 bus-width: 56 bus-width:
57 description: 57 description:
58 Endpoint bus width. 58 Endpoint bus width.
59 enum: 59 enum:
60 - 12 # 12 data lines connec 60 - 12 # 12 data lines connected and dual-edge mode
61 - 24 # 24 data lines connec 61 - 24 # 24 data lines connected and single-edge mode
62 default: 24 62 default: 24
63 63
64 port@1: 64 port@1:
65 $ref: /schemas/graph.yaml#/properties/ 65 $ref: /schemas/graph.yaml#/properties/port
66 description: DVI output port. 66 description: DVI output port.
67 67
68 required: 68 required:
69 - port@0 69 - port@0
70 - port@1 70 - port@1
71 71
72 required: 72 required:
73 - compatible 73 - compatible
74 - ports 74 - ports
75 75
76 if: 76 if:
77 required: 77 required:
78 - reg 78 - reg
79 then: 79 then:
80 properties: 80 properties:
81 ti,deskew: false 81 ti,deskew: false
82 else: 82 else:
83 required: 83 required:
84 - ti,deskew 84 - ti,deskew
85 85
86 additionalProperties: false 86 additionalProperties: false
87 87
88 examples: 88 examples:
89 - | 89 - |
90 #include <dt-bindings/gpio/gpio.h> 90 #include <dt-bindings/gpio/gpio.h>
91 91
92 tfp410: encoder { 92 tfp410: encoder {
93 compatible = "ti,tfp410"; 93 compatible = "ti,tfp410";
94 powerdown-gpios = <&twl_gpio 2 GPIO_AC 94 powerdown-gpios = <&twl_gpio 2 GPIO_ACTIVE_LOW>;
95 ti,deskew = <3>; 95 ti,deskew = <3>;
96 96
97 ports { 97 ports {
98 #address-cells = <1>; 98 #address-cells = <1>;
99 #size-cells = <0>; 99 #size-cells = <0>;
100 100
101 port@0 { 101 port@0 {
102 reg = <0>; 102 reg = <0>;
103 tfp410_in: endpoint { 103 tfp410_in: endpoint {
104 pclk-sample = <1>; 104 pclk-sample = <1>;
105 bus-width = <24>; 105 bus-width = <24>;
106 remote-endpoint = <&dpi_ou 106 remote-endpoint = <&dpi_out>;
107 }; 107 };
108 }; 108 };
109 109
110 port@1 { 110 port@1 {
111 reg = <1>; 111 reg = <1>;
112 tfp410_out: endpoint { 112 tfp410_out: endpoint {
113 remote-endpoint = <&dvi_co 113 remote-endpoint = <&dvi_connector_in>;
114 }; 114 };
115 }; 115 };
116 }; 116 };
117 }; 117 };
118 118
119 ... 119 ...
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