Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
50 lines
1.1 KiB
YAML
50 lines
1.1 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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$id: http://devicetree.org/schemas/pps/pps-gpio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: PPS Signal via GPIO
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maintainers:
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- Fabio Estevam <festevam@gmail.com>
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properties:
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compatible:
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const: pps-gpio
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gpios:
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description: The GPIO that provides the PPS signal.
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maxItems: 1
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echo-gpios:
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description: The GPIO that provides the PPS ECHO signal.
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maxItems: 1
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echo-active-ms:
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description: Duration in ms of the active portion of the echo pulse.
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assert-falling-edge:
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description: Indicates a falling edge assert, when present. Rising edge if absent.
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type: boolean
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required:
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- compatible
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- gpios
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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pps {
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compatible = "pps-gpio";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pps>;
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gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
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assert-falling-edge;
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echo-gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
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echo-active-ms = <100>;
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};
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