1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 2
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/sound/seria 5 $id: http://devicetree.org/schemas/sound/serial-midi.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Generic Serial MIDI Interface 8 title: Generic Serial MIDI Interface
9 9
10 maintainers: 10 maintainers:
11 - Daniel Kaehn <kaehndan@gmail.com> 11 - Daniel Kaehn <kaehndan@gmail.com>
12 12
13 description: 13 description:
14 Generic MIDI interface using a serial device 14 Generic MIDI interface using a serial device. This denotes that a serial device is
15 dedicated to MIDI communication, either to a 15 dedicated to MIDI communication, either to an external MIDI device through a DIN5
16 or other connector, or to a known hardwired 16 or other connector, or to a known hardwired MIDI controller. This device must be a
17 child node of a serial node. 17 child node of a serial node.
18 18
19 Can only be set to use standard baud rates c 19 Can only be set to use standard baud rates corresponding to supported rates of the
20 parent serial device. If the standard MIDI b 20 parent serial device. If the standard MIDI baud of 31.25 kBaud is needed
21 (as would be the case if interfacing with ar 21 (as would be the case if interfacing with arbitrary external MIDI devices),
22 configure the clocks of the parent serial de 22 configure the clocks of the parent serial device so that a requested baud of 38.4 kBaud
23 results in the standard MIDI baud rate, and 23 results in the standard MIDI baud rate, and set the 'current-speed' property to 38400 (default)
24 24
25 allOf: 25 allOf:
26 - $ref: /schemas/serial/serial-peripheral-pr 26 - $ref: /schemas/serial/serial-peripheral-props.yaml#
27 27
28 properties: 28 properties:
29 compatible: 29 compatible:
30 const: serial-midi 30 const: serial-midi
31 31
32 current-speed: 32 current-speed:
33 description: Baudrate to set the serial po 33 description: Baudrate to set the serial port to when this MIDI device is opened.
34 default: 38400 34 default: 38400
35 35
36 required: 36 required:
37 - compatible 37 - compatible
38 38
39 additionalProperties: false 39 additionalProperties: false
40 40
41 examples: 41 examples:
42 - | 42 - |
43 serial { 43 serial {
44 midi { 44 midi {
45 compatible = "serial-midi"; 45 compatible = "serial-midi";
46 }; 46 };
47 }; 47 };
48 - | 48 - |
49 serial { 49 serial {
50 midi { 50 midi {
51 compatible = "serial-midi"; 51 compatible = "serial-midi";
52 current-speed = <115200>; 52 current-speed = <115200>;
53 }; 53 };
54 }; 54 };
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