tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/audio-graph-port.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Audio Graph Card 'port'
8
9maintainers:
10 - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
11
12select: false
13
14definitions:
15 port-base:
16 $ref: /schemas/graph.yaml#/$defs/port-base
17 properties:
18 convert-rate:
19 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate"
20 convert-channels:
21 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels"
22 convert-sample-format:
23 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format"
24 mclk-fs:
25 $ref: "simple-card.yaml#/definitions/mclk-fs"
26
27 endpoint-base:
28 $ref: /schemas/graph.yaml#/$defs/endpoint-base
29 properties:
30 mclk-fs:
31 $ref: "simple-card.yaml#/definitions/mclk-fs"
32 frame-inversion:
33 description: dai-link uses frame clock inversion
34 $ref: /schemas/types.yaml#/definitions/flag
35 bitclock-inversion:
36 description: dai-link uses bit clock inversion
37 $ref: /schemas/types.yaml#/definitions/flag
38 frame-master:
39 description: Indicates dai-link frame master.
40 oneOf:
41 - $ref: /schemas/types.yaml#/definitions/flag
42 - $ref: /schemas/types.yaml#/definitions/phandle
43 bitclock-master:
44 description: Indicates dai-link bit clock master
45 oneOf:
46 - $ref: /schemas/types.yaml#/definitions/flag
47 - $ref: /schemas/types.yaml#/definitions/phandle
48 clocks:
49 description: Indicates system clock
50 $ref: /schemas/types.yaml#/definitions/phandle
51 system-clock-frequency:
52 $ref: "simple-card.yaml#/definitions/system-clock-frequency"
53 system-clock-direction-out:
54 $ref: "simple-card.yaml#/definitions/system-clock-direction-out"
55 system-clock-fixed:
56 $ref: "simple-card.yaml#/definitions/system-clock-fixed"
57
58 dai-format:
59 description: audio format.
60 items:
61 enum:
62 - i2s
63 - right_j
64 - left_j
65 - dsp_a
66 - dsp_b
67 - ac97
68 - pdm
69 - msb
70 - lsb
71 convert-rate:
72 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate"
73 convert-channels:
74 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels"
75 convert-sample-format:
76 $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format"
77
78 dai-tdm-slot-num:
79 description: Number of slots in use.
80 $ref: /schemas/types.yaml#/definitions/uint32
81 dai-tdm-slot-width:
82 description: Width in bits for each slot.
83 $ref: /schemas/types.yaml#/definitions/uint32
84 dai-tdm-slot-width-map:
85 description: Mapping of sample widths to slot widths. For hardware
86 that cannot support a fixed slot width or a slot width always
87 equal to sample width. A matrix of one or more 3-tuples.
88 $ref: /schemas/types.yaml#/definitions/uint32-matrix
89 items:
90 items:
91 -
92 description: Sample width in bits
93 minimum: 8
94 maximum: 64
95 -
96 description: Slot width in bits
97 minimum: 8
98 maximum: 256
99 -
100 description: Slot count
101 minimum: 1
102 maximum: 64
103
104 ports:
105 $ref: "#/definitions/port-base"
106 unevaluatedProperties: false
107 patternProperties:
108 "^port(@[0-9a-f]+)?$":
109 $ref: "#/definitions/port-base"
110 unevaluatedProperties: false
111 patternProperties:
112 "^endpoint(@[0-9a-f]+)?":
113 $ref: "#/definitions/endpoint-base"
114 unevaluatedProperties: false
115
116allOf:
117 - $ref: "#/definitions/port-base"
118
119patternProperties:
120 "^endpoint(@[0-9a-f]+)?":
121 $ref: "#/definitions/endpoint-base"
122 unevaluatedProperties: false
123
124additionalProperties: true