| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/input/pwm-beeper.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: PWM beeper |
| 8 | |
| 9 | maintainers: |
| 10 | - Sascha Hauer <s.hauer@pengutronix.de> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | const: pwm-beeper |
| 15 | |
| 16 | pwms: |
| 17 | maxItems: 1 |
| 18 | |
| 19 | amp-supply: |
| 20 | description: an amplifier for the beeper |
| 21 | |
| 22 | beeper-hz: |
| 23 | description: bell frequency in Hz |
| 24 | minimum: 10 |
| 25 | maximum: 10000 |
| 26 | |
| 27 | required: |
| 28 | - compatible |
| 29 | - pwms |
| 30 | |
| 31 | unevaluatedProperties: false |
| 32 | |
| 33 | examples: |
| 34 | - | |
| 35 | #include <dt-bindings/gpio/gpio.h> |
| 36 | beeper { |
| 37 | compatible = "pwm-beeper"; |
| 38 | pwms = <&pwm0>; |
| 39 | amp-supply = <&beeper_amp>; |
| 40 | beeper-hz = <1000>; |
| 41 | }; |