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Imagis IST3038B is a variant (firmware?) of Imagis IST3038 IC differing from IST3038C in its register interface. Add the compatible for it to the IST3038C bindings. Signed-off-by: Markuss Broks <markuss.broks@gmail.com> Acked-by: Conor Dooley <conor.dooley@microchip.com> [balejk@matfyz.cz: elaborate chip differences in the commit message] Signed-off-by: Karel Balej <balejk@matfyz.cz> Link: https://lore.kernel.org/r/20240301164659.13240-3-karelb@gimli.ms.mff.cuni.cz Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
76 lines
1.6 KiB
YAML
76 lines
1.6 KiB
YAML
# 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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$id: http://devicetree.org/schemas/input/touchscreen/imagis,ist3038c.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Imagis IST30XXC family touchscreen controller
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maintainers:
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- Markuss Broks <markuss.broks@gmail.com>
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allOf:
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- $ref: touchscreen.yaml#
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properties:
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$nodename:
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pattern: "^touchscreen@[0-9a-f]+$"
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compatible:
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enum:
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- imagis,ist3038b
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- imagis,ist3038c
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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vdd-supply:
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description: Power supply regulator for the chip
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vddio-supply:
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description: Power supply regulator for the I2C bus
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touchscreen-size-x: true
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touchscreen-size-y: true
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touchscreen-fuzz-x: true
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touchscreen-fuzz-y: true
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touchscreen-inverted-x: true
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touchscreen-inverted-y: true
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touchscreen-swapped-x-y: 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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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@50 {
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compatible = "imagis,ist3038c";
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reg = <0x50>;
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interrupt-parent = <&gpio>;
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interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
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vdd-supply = <&ldo1_reg>;
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vddio-supply = <&ldo2_reg>;
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touchscreen-size-x = <720>;
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touchscreen-size-y = <1280>;
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touchscreen-fuzz-x = <10>;
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touchscreen-fuzz-y = <10>;
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touchscreen-inverted-x;
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touchscreen-inverted-y;
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};
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};
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...
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