107 lines
2.2 KiB
YAML
107 lines
2.2 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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$id: http://devicetree.org/schemas/input/touchscreen/cypress,tt21000.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Cypress TT21000 touchscreen controller
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description: The Cypress TT21000 series (also known as "CYTTSP5" after
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the marketing name Cypress TrueTouch Standard Product series 5).
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maintainers:
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- Alistair Francis <alistair@alistair23.me>
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allOf:
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- $ref: touchscreen.yaml#
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properties:
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compatible:
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const: cypress,tt21000
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reg:
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maxItems: 1
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'#address-cells':
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const: 1
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'#size-cells':
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const: 0
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interrupts:
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maxItems: 1
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vdd-supply:
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description: Regulator for voltage.
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reset-gpios:
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maxItems: 1
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linux,keycodes:
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description: EV_ABS specific event code generated by the axis.
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patternProperties:
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"^button@[0-9]+$":
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type: object
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$ref: ../input.yaml#
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properties:
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reg:
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maxItems: 1
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linux,keycodes:
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description: Keycode to emit
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required:
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- reg
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- linux,keycodes
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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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- vdd-supply
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/linux-event-codes.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@24 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "cypress,tt21000";
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reg = <0x24>;
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pinctrl-names = "default";
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pinctrl-0 = <&tp_reset_ds203>;
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interrupt-parent = <&pio>;
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interrupts = <1 5 IRQ_TYPE_LEVEL_LOW>;
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reset-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>;
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vdd-supply = <®_touch>;
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button@0 {
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reg = <0>;
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linux,keycodes = <KEY_HOMEPAGE>;
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};
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button@1 {
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reg = <1>;
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linux,keycodes = <KEY_MENU>;
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};
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button@2 {
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reg = <2>;
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linux,keycodes = <KEY_BACK>;
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};
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};
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};
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...
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