66 lines
1.4 KiB
YAML
66 lines
1.4 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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$id: http://devicetree.org/schemas/input/elan,ekth6915.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Elan eKTH6915 touchscreen controller
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maintainers:
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- Douglas Anderson <dianders@chromium.org>
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description:
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Supports the Elan eKTH6915 touchscreen controller.
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This touchscreen controller uses the i2c-hid protocol with a reset GPIO.
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properties:
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compatible:
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items:
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- const: elan,ekth6915
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reg:
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const: 0x10
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interrupts:
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maxItems: 1
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reset-gpios:
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description: Reset GPIO; not all touchscreens using eKTH6915 hook this up.
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vcc33-supply:
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description: The 3.3V supply to the touchscreen.
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vccio-supply:
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description:
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The IO supply to the touchscreen. Need not be specified if this is the
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same as the 3.3V supply.
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required:
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- compatible
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- reg
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- interrupts
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- vcc33-supply
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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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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ap_ts: touchscreen@10 {
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compatible = "elan,ekth6915";
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reg = <0x10>;
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interrupt-parent = <&tlmm>;
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interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
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reset-gpios = <&tlmm 8 GPIO_ACTIVE_LOW>;
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vcc33-supply = <&pp3300_ts>;
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};
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};
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