112 lines
2.8 KiB
YAML
112 lines
2.8 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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$id: http://devicetree.org/schemas/input/adi,adp5588.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices ADP5588 Keypad Controller
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maintainers:
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- Nuno Sá <nuno.sa@analog.com>
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description: |
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Analog Devices Mobile I/O Expander and QWERTY Keypad Controller
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https://www.analog.com/media/en/technical-documentation/data-sheets/ADP5588.pdf
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allOf:
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- $ref: matrix-keymap.yaml#
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- $ref: input.yaml#
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properties:
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compatible:
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enum:
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- adi,adp5587
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- adi,adp5588
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reg:
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maxItems: 1
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vcc-supply:
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description: Supply Voltage Input
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reset-gpios:
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description:
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If specified, it will be asserted during driver probe. As the line is
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active low, it should be marked GPIO_ACTIVE_LOW.
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maxItems: 1
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interrupts:
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maxItems: 1
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gpio-controller:
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description:
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This property applies if either keypad,num-rows lower than 8 or
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keypad,num-columns lower than 10.
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'#gpio-cells':
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const: 2
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interrupt-controller:
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description:
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This property applies if either keypad,num-rows lower than 8 or
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keypad,num-columns lower than 10.
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'#interrupt-cells':
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const: 2
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adi,unlock-keys:
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description:
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Specifies a maximum of 2 keys that can be used to unlock the keypad.
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If this property is set, the keyboard will be locked and only unlocked
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after these keys are pressed. If only one key is set, a double click is
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needed to unlock the keypad. The value of this property cannot be bigger
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or equal than keypad,num-rows * keypad,num-columns.
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$ref: /schemas/types.yaml#/definitions/uint32-array
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minItems: 1
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maxItems: 2
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required:
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- compatible
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- reg
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- interrupts
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- keypad,num-rows
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- keypad,num-columns
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- linux,keymap
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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/input/input.h>
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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keys@34 {
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compatible = "adi,adp5588";
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reg = <0x34>;
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vcc-supply = <&vcc>;
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interrupts = <21 IRQ_TYPE_EDGE_FALLING>;
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interrupt-parent = <&gpio>;
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reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
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keypad,num-rows = <1>;
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keypad,num-columns = <9>;
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linux,keymap = <
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MATRIX_KEY(0x00, 0x00, KEY_1)
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MATRIX_KEY(0x00, 0x01, KEY_2)
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MATRIX_KEY(0x00, 0x02, KEY_3)
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MATRIX_KEY(0x00, 0x03, KEY_4)
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MATRIX_KEY(0x00, 0x04, KEY_5)
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MATRIX_KEY(0x00, 0x05, KEY_6)
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MATRIX_KEY(0x00, 0x06, KEY_7)
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MATRIX_KEY(0x00, 0x07, KEY_8)
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MATRIX_KEY(0x00, 0x08, KEY_9)
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>;
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};
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};
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...
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