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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/touchscreen.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Common touchscreen Bindings
maintainers:
- Dmitry Torokhov <dmitry.torokhov@gmail.com>
properties:
touchscreen-min-x:
description: minimum x coordinate reported
$ref: /schemas/types.yaml#/definitions/uint32
default: 0
touchscreen-min-y:
description: minimum y coordinate reported
$ref: /schemas/types.yaml#/definitions/uint32
default: 0
touchscreen-size-x:
description: horizontal resolution of touchscreen (maximum x coordinate reported + 1)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-size-y:
description: vertical resolution of touchscreen (maximum y coordinate reported + 1)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-max-pressure:
description: maximum reported pressure (arbitrary range dependent on the controller)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-min-pressure:
description: minimum pressure on the touchscreen to be achieved in order
for the touchscreen driver to report a touch event.
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-fuzz-x:
description: horizontal noise value of the absolute input device (in pixels)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-fuzz-y:
description: vertical noise value of the absolute input device (in pixels)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-fuzz-pressure:
description: pressure noise value of the absolute input device (arbitrary
range dependent on the controller)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-average-samples:
description: Number of data samples which are averaged for each read (valid
values dependent on the controller)
$ref: /schemas/types.yaml#/definitions/uint32
touchscreen-inverted-x:
description: X axis is inverted
type: boolean
touchscreen-inverted-y:
description: Y axis is inverted
type: boolean
touchscreen-swapped-x-y:
description: X and Y axis are swapped
Swapping is done after inverting the axis
type: boolean
touchscreen-x-mm:
description: horizontal length in mm of the touchscreen
touchscreen-y-mm:
description: vertical length in mm of the touchscreen
touchscreen-x-plate-ohms:
description: Resistance of the X-plate in Ohms
touchscreen-y-plate-ohms:
description: Resistance of the Y-plate in Ohms
dependencies:
touchscreen-size-x: [ touchscreen-size-y ]
touchscreen-size-y: [ touchscreen-size-x ]
touchscreen-x-mm: [ touchscreen-y-mm ]
touchscreen-y-mm: [ touchscreen-x-mm ]
additionalProperties: true
|
