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