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