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9ca84b355d
Allow parsing GPIO controller children nodes with GPIO hogs. Signed-off-by: Haibo Chen <haibo.chen@nxp.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20240828030405.2851611-1-haibo.chen@nxp.com Signed-off-by: Lee Jones <lee@kernel.org>
100 lines
1.9 KiB
YAML
100 lines
1.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mfd/adi,adp5585.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices ADP5585 Keypad Decoder and I/O Expansion
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maintainers:
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- Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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description:
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The ADP5585 is a 10/11 input/output port expander with a built in keypad
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matrix decoder, programmable logic, reset generator, and PWM generator.
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properties:
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compatible:
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items:
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- enum:
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- adi,adp5585-00 # Default
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- adi,adp5585-01 # 11 GPIOs
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- adi,adp5585-02 # No pull-up resistors by default on special pins
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- adi,adp5585-03 # Alternate I2C address
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- adi,adp5585-04 # Pull-down resistors on all pins by default
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- const: adi,adp5585
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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: true
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gpio-controller: true
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'#gpio-cells':
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const: 2
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gpio-reserved-ranges: true
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"#pwm-cells":
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const: 3
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patternProperties:
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"-hog(-[0-9]+)?$":
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type: object
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required:
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- gpio-hog
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required:
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- compatible
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- reg
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- gpio-controller
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- "#gpio-cells"
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- "#pwm-cells"
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: adi,adp5585-01
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then:
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properties:
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gpio-reserved-ranges: false
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else:
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properties:
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gpio-reserved-ranges:
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maxItems: 1
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items:
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items:
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- const: 5
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- const: 1
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additionalProperties: false
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examples:
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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io-expander@34 {
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compatible = "adi,adp5585-00", "adi,adp5585";
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reg = <0x34>;
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vdd-supply = <®_3v3>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-reserved-ranges = <5 1>;
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#pwm-cells = <3>;
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};
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};
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...
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