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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/cypress,cy8ctma140.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Cypress CY8CTMA140 series touchscreen controller
maintainers:
- Linus Walleij <linus.walleij@linaro.org>
allOf:
- $ref: touchscreen.yaml#
properties:
compatible:
const: cypress,cy8ctma140
reg:
const: 0x20
clock-frequency:
description: I2C client clock frequency, defined for host
minimum: 100000
maximum: 400000
interrupts:
maxItems: 1
vcpin-supply:
description: Analog power supply regulator on VCPIN pin
vdd-supply:
description: Digital power supply regulator on VDD pin
touchscreen-inverted-x: true
touchscreen-inverted-y: true
touchscreen-size-x: true
touchscreen-size-y: true
touchscreen-swapped-x-y: true
touchscreen-max-pressure: true
additionalProperties: false
required:
- compatible
- reg
- interrupts
- touchscreen-size-x
- touchscreen-size-y
- touchscreen-max-pressure
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
touchscreen@20 {
compatible = "cypress,cy8ctma140";
reg = <0x20>;
touchscreen-size-x = <480>;
touchscreen-size-y = <800>;
touchscreen-max-pressure = <255>;
interrupt-parent = <&gpio6>;
interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
vdd-supply = <&ab8500_ldo_aux2_reg>;
vcpin-supply = <&ab8500_ldo_aux2_reg>;
};
};
...
|
