bindings/sound/imx-audio-card.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/imx-audio-card.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Shengjiu Wang <shengjiu.wang@nxp.com>
13   - $ref: sound-card-common.yaml#
18       - fsl,imx-audio-card
21   ".*-dai-link$":
29       link-name:
30         description: Indicates dai-link name and PCM stream name.
38             - i2s
39             - dsp_b
41       dai-tdm-slot-num:
42         description: see tdm-slot.txt.
45       dai-tdm-slot-width:
46         description: see tdm-slot.txt.
54           sound-dai:
62           sound-dai:
66       fsl,mclk-equal-bclk:
67         description: Indicates mclk can be equal to bclk, especially for sai interface
71       - link-name
72       - cpu
77   - compatible
82   - |
83     sound-ak4458 {
84         compatible = "fsl,imx-audio-card";
85         model = "ak4458-audio";
86         pri-dai-link {
87             link-name = "akcodec";
89             fsl,mclk-equal-bclk;
91                  sound-dai = <&sai1>;
94                  sound-dai = <&ak4458_1>, <&ak4458_2>;
97         fe-dai-link {
98             link-name = "HiFi-ASRC-FE";
101                 sound-dai = <&easrc>;
104         be-dai-link {
105             link-name = "HiFi-ASRC-BE";
107             dai-tdm-slot-num = <8>;
108             dai-tdm-slot-width = <32>;
109             fsl,mclk-equal-bclk;
111                 sound-dai = <&sai1>;
114                 sound-dai = <&ak4458_1>, <&ak4458_2>;