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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/mstar,msg2638.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MStar msg2638 touchscreen controller Bindings
maintainers:
- Vincent Knecht <vincent.knecht@mailoo.org>
allOf:
- $ref: touchscreen.yaml#
properties:
compatible:
enum:
- mstar,msg2138
- mstar,msg2638
reg:
const: 0x26
interrupts:
maxItems: 1
reset-gpios:
maxItems: 1
vdd-supply:
description: Power supply regulator for the chip
vddio-supply:
description: Power supply regulator for the I2C bus
touchscreen-size-x: true
touchscreen-size-y: true
linux,keycodes:
minItems: 1
maxItems: 4
additionalProperties: false
required:
- compatible
- reg
- interrupts
- reset-gpios
- touchscreen-size-x
- touchscreen-size-y
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
touchscreen@26 {
compatible = "mstar,msg2638";
reg = <0x26>;
interrupt-parent = <&msmgpio>;
interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
reset-gpios = <&msmgpio 100 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&ts_int_reset_default>;
vdd-supply = <&pm8916_l17>;
vddio-supply = <&pm8916_l5>;
touchscreen-size-x = <2048>;
touchscreen-size-y = <2048>;
};
};
...
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