1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/input/touch 4 $id: http://devicetree.org/schemas/input/touchscreen/touchscreen.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Common touchscreen 7 title: Common touchscreen
8 8
9 maintainers: 9 maintainers:
10 - Dmitry Torokhov <dmitry.torokhov@gmail.com> 10 - Dmitry Torokhov <dmitry.torokhov@gmail.com>
11 11
12 properties: 12 properties:
13 panel: 13 panel:
14 description: If this touchscreen is integr 14 description: If this touchscreen is integrally connected to a panel, this
15 is a reference to that panel. The presen 15 is a reference to that panel. The presence of this reference indicates
16 that the touchscreen should be power seq 16 that the touchscreen should be power sequenced together with the panel
17 and that they may share power and/or res 17 and that they may share power and/or reset signals.
18 $ref: /schemas/types.yaml#/definitions/pha 18 $ref: /schemas/types.yaml#/definitions/phandle
19 19
20 touchscreen-min-x: 20 touchscreen-min-x:
21 description: minimum x coordinate reported 21 description: minimum x coordinate reported
22 $ref: /schemas/types.yaml#/definitions/uin 22 $ref: /schemas/types.yaml#/definitions/uint32
23 default: 0 23 default: 0
24 24
25 touchscreen-min-y: 25 touchscreen-min-y:
26 description: minimum y coordinate reported 26 description: minimum y coordinate reported
27 $ref: /schemas/types.yaml#/definitions/uin 27 $ref: /schemas/types.yaml#/definitions/uint32
28 default: 0 28 default: 0
29 29
30 touchscreen-size-x: 30 touchscreen-size-x:
31 description: horizontal resolution of touc 31 description: horizontal resolution of touchscreen (maximum x coordinate reported + 1)
32 $ref: /schemas/types.yaml#/definitions/uin 32 $ref: /schemas/types.yaml#/definitions/uint32
33 33
34 touchscreen-size-y: 34 touchscreen-size-y:
35 description: vertical resolution of touchs 35 description: vertical resolution of touchscreen (maximum y coordinate reported + 1)
36 $ref: /schemas/types.yaml#/definitions/uin 36 $ref: /schemas/types.yaml#/definitions/uint32
37 37
38 touchscreen-max-pressure: 38 touchscreen-max-pressure:
39 description: maximum reported pressure (ar 39 description: maximum reported pressure (arbitrary range dependent on the controller)
40 $ref: /schemas/types.yaml#/definitions/uin 40 $ref: /schemas/types.yaml#/definitions/uint32
41 41
42 touchscreen-min-pressure: 42 touchscreen-min-pressure:
43 description: minimum pressure on the touch 43 description: minimum pressure on the touchscreen to be achieved in order
44 for the touchscreen driver to report a t 44 for the touchscreen driver to report a touch event.
45 $ref: /schemas/types.yaml#/definitions/uin 45 $ref: /schemas/types.yaml#/definitions/uint32
46 46
47 touchscreen-fuzz-x: 47 touchscreen-fuzz-x:
48 description: horizontal noise value of the 48 description: horizontal noise value of the absolute input device (in pixels)
49 $ref: /schemas/types.yaml#/definitions/uin 49 $ref: /schemas/types.yaml#/definitions/uint32
50 50
51 touchscreen-fuzz-y: 51 touchscreen-fuzz-y:
52 description: vertical noise value of the a 52 description: vertical noise value of the absolute input device (in pixels)
53 $ref: /schemas/types.yaml#/definitions/uin 53 $ref: /schemas/types.yaml#/definitions/uint32
54 54
55 touchscreen-fuzz-pressure: 55 touchscreen-fuzz-pressure:
56 description: pressure noise value of the a 56 description: pressure noise value of the absolute input device (arbitrary
57 range dependent on the controller) 57 range dependent on the controller)
58 $ref: /schemas/types.yaml#/definitions/uin 58 $ref: /schemas/types.yaml#/definitions/uint32
59 59
60 touchscreen-average-samples: 60 touchscreen-average-samples:
61 description: Number of data samples which 61 description: Number of data samples which are averaged for each read (valid
62 values dependent on the controller) 62 values dependent on the controller)
63 $ref: /schemas/types.yaml#/definitions/uin 63 $ref: /schemas/types.yaml#/definitions/uint32
64 64
65 touchscreen-inverted-x: 65 touchscreen-inverted-x:
66 description: X axis is inverted 66 description: X axis is inverted
67 type: boolean 67 type: boolean
68 68
69 touchscreen-inverted-y: 69 touchscreen-inverted-y:
70 description: Y axis is inverted 70 description: Y axis is inverted
71 type: boolean 71 type: boolean
72 72
73 touchscreen-swapped-x-y: 73 touchscreen-swapped-x-y:
74 description: X and Y axis are swapped 74 description: X and Y axis are swapped
75 Swapping is done after invert 75 Swapping is done after inverting the axis
76 type: boolean 76 type: boolean
77 77
78 touchscreen-x-mm: 78 touchscreen-x-mm:
79 description: horizontal length in mm of th 79 description: horizontal length in mm of the touchscreen
80 80
81 touchscreen-y-mm: 81 touchscreen-y-mm:
82 description: vertical length in mm of the 82 description: vertical length in mm of the touchscreen
83 83
84 touchscreen-x-plate-ohms: 84 touchscreen-x-plate-ohms:
85 description: Resistance of the X-plate in 85 description: Resistance of the X-plate in Ohms
86 86
87 touchscreen-y-plate-ohms: 87 touchscreen-y-plate-ohms:
88 description: Resistance of the Y-plate in 88 description: Resistance of the Y-plate in Ohms
89 89
90 dependencies: 90 dependencies:
91 touchscreen-size-x: [ touchscreen-size-y ] 91 touchscreen-size-x: [ touchscreen-size-y ]
92 touchscreen-size-y: [ touchscreen-size-x ] 92 touchscreen-size-y: [ touchscreen-size-x ]
93 touchscreen-x-mm: [ touchscreen-y-mm ] 93 touchscreen-x-mm: [ touchscreen-y-mm ]
94 touchscreen-y-mm: [ touchscreen-x-mm ] 94 touchscreen-y-mm: [ touchscreen-x-mm ]
95 95
96 additionalProperties: true 96 additionalProperties: true
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