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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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98ce0e1c4a
Convert XRA1403 16-bit GPIO Expander binding to DT schema format. It's a straight forward conversion. Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Link: https://lore.kernel.org/r/20250714202813.3010879-1-robh@kernel.org Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
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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$id: http://devicetree.org/schemas/gpio/exar,xra1403.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: XRA1403 16-bit GPIO Expander with Reset Input
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maintainers:
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- Nandor Han <nandor.han@ge.com>
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description: >
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The XRA1403 is an 16-bit GPIO expander with an SPI interface. Features
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available:
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- Individually programmable inputs:
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- Internal pull-up resistors
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- Polarity inversion
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- Individual interrupt enable
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- Rising edge and/or Falling edge interrupt
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- Input filter
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- Individually programmable outputs:
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- Output Level Control
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- Output Three-State Control
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properties:
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compatible:
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const: exar,xra1403
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reg:
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maxItems: 1
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gpio-controller: true
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'#gpio-cells':
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const: 2
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interrupt-controller: true
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'#interrupt-cells':
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const: 2
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reset-gpios:
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description: Control line for the device reset.
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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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allOf:
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- $ref: /schemas/spi/spi-peripheral-props.yaml#
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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gpio@2 {
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compatible = "exar,xra1403";
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reg = <2>;
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spi-max-frequency = <1000000>;
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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reset-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
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};
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};
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