Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
78 lines
1.9 KiB
YAML
78 lines
1.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/input/touchscreen/toradex,vf50-touchscreen.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Toradex Colibri VF50 Touchscreen
|
|
|
|
maintainers:
|
|
- Dmitry Torokhov <dmitry.torokhov@gmail.com>
|
|
- Sanchayan Maity <maitysanchayan@gmail.com>
|
|
|
|
properties:
|
|
compatible:
|
|
const: toradex,vf50-touchscreen
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
io-channels:
|
|
maxItems: 4
|
|
description:
|
|
adc channels being used by the Colibri VF50 module
|
|
IIO ADC for Y-, X-, Y+, X+ connections
|
|
|
|
xp-gpios:
|
|
description: FET gate driver for input of X+
|
|
|
|
xm-gpios:
|
|
description: FET gate driver for input of X-
|
|
|
|
yp-gpios:
|
|
description: FET gate driver for input of Y+
|
|
|
|
ym-gpios:
|
|
description: FET gate driver for input of Y-
|
|
|
|
vf50-ts-min-pressure:
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
minimum: 50
|
|
maximum: 2000
|
|
description: pressure level at which to stop measuring X/Y values
|
|
|
|
required:
|
|
- compatible
|
|
- io-channels
|
|
- xp-gpios
|
|
- xm-gpios
|
|
- yp-gpios
|
|
- ym-gpios
|
|
- interrupts
|
|
- vf50-ts-min-pressure
|
|
|
|
allOf:
|
|
- $ref: touchscreen.yaml#
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/interrupt-controller/irq.h>
|
|
#include <dt-bindings/gpio/gpio.h>
|
|
|
|
touchscreen {
|
|
compatible = "toradex,vf50-touchscreen";
|
|
interrupt-parent = <&gpio0>;
|
|
interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
|
|
io-channels = <&adc1 0>, <&adc0 0>, <&adc0 1>, <&adc1 2>;
|
|
xp-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
|
|
xm-gpios = <&gpio2 29 GPIO_ACTIVE_HIGH>;
|
|
yp-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
|
|
ym-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
|
|
pinctrl-names = "idle", "default";
|
|
pinctrl-0 = <&pinctrl_touchctrl_idle>, <&pinctrl_touchctrl_gpios>;
|
|
pinctrl-1 = <&pinctrl_touchctrl_default>, <&pinctrl_touchctrl_gpios>;
|
|
vf50-ts-min-pressure = <200>;
|
|
};
|