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83f37ba7b7
Add a new binding for using a PWM signal as a trigger source. The idea here is similar to e.g. "pwm-clock" to allow a trigger source consumer to use a PWM provider as a trigger source. Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Rob Herring (Arm) <robh@kernel.org> Signed-off-by: David Lechner <dlechner@baylibre.com> Link: https://patch.msgid.link/20250207-dlech-mainline-spi-engine-offload-2-v8-3-e48a489be48c@baylibre.com Signed-off-by: Mark Brown <broonie@kernel.org>
37 lines
702 B
YAML
37 lines
702 B
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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$id: http://devicetree.org/schemas/trigger-source/pwm-trigger.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Generic trigger source using PWM
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description: Remaps a PWM channel as a trigger source.
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maintainers:
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- David Lechner <dlechner@baylibre.com>
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properties:
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compatible:
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const: pwm-trigger
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'#trigger-source-cells':
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const: 0
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pwms:
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maxItems: 1
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required:
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- compatible
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- '#trigger-source-cells'
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- pwms
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additionalProperties: false
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examples:
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- |
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trigger {
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compatible = "pwm-trigger";
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#trigger-source-cells = <0>;
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pwms = <&pwm 0 1000000 0>;
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};
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