46 lines
898 B
YAML
46 lines
898 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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$id: http://devicetree.org/schemas/pwm/pwm-gpio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Generic software PWM for modulating GPIOs
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maintainers:
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- Stefan Wahren <wahrenst@gmx.net>
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allOf:
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- $ref: pwm.yaml#
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properties:
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compatible:
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const: pwm-gpio
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"#pwm-cells":
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const: 3
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description:
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See pwm.yaml in this directory for a description of the cells format.
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The first cell which represents the PWM instance number must always
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be zero.
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gpios:
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description:
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GPIO to be modulated
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maxItems: 1
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required:
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- compatible
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- "#pwm-cells"
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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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pwm {
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#pwm-cells = <3>;
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compatible = "pwm-gpio";
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gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
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};
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