acrn-kernel/Documentation/devicetree/bindings/gpio/xlnx,zynqmp-gpio-modepin.yaml

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/gpio/xlnx,zynqmp-gpio-modepin.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: ZynqMP Mode Pin GPIO controller
description:
PS_MODE is 4-bits boot mode pins sampled on POR deassertion. Mode Pin
GPIO controller with configurable from numbers of pins (from 0 to 3 per
PS_MODE). Every pin can be configured as input/output.
maintainers:
- Piyush Mehta <piyush.mehta@xilinx.com>
properties:
compatible:
const: xlnx,zynqmp-gpio-modepin
gpio-controller: true
"#gpio-cells":
const: 2
required:
- compatible
- gpio-controller
- "#gpio-cells"
additionalProperties: false
examples:
- |
zynqmp-firmware {
gpio {
compatible = "xlnx,zynqmp-gpio-modepin";
gpio-controller;
#gpio-cells = <2>;
};
};
...