1{
2    "adapters": [
3        {
4            "name": "primary",
5            "cardId": "rockchiprk809co",
6            "daiId": "",
7            "simple_mixer_ctl_volume": {
8                "playback": [
9                    {
10                        "name": "DACL"
11                    },
12                    {
13                        "name": "DACR"
14                    }
15                ],
16                "capture": [
17                    {
18                        "name": "DACL"
19                    },
20                    {
21                        "name": "DACR"
22                    }
23                ]
24            }
25        },
26        {
27            "name": "hdmi",
28            "cardId": "rockchiphdmi",
29            "daiId": ""
30        }
31    ]
32}