bindings/sound/rockchip%2Cmulticodecs.txt

4 - compatible: "rockchip,multicodecs-card"
5 - rockchip,cpu: The phandle of the Rockchip I2S/PDM controller that's
7 - rockchip,codec: The phandle of audio codecs
10 - rockchip,card-name: User specified audio sound card name, one string property.
11 - rockchip,codec-hp-det : Detect the headphone via internal codec.
12 - rockchip,wait-card-locked : This is a variable length array, user specified
15 - rockchip,audio-routing : sound card dapm routing.
16 - hp-det-gpio : headphone detect gpio.
17 - io-channels : headset mic/key detect adc channel.
18 - io-channel-names : headset mic/key adc channel name.
19 - spk-con-gpio : speaker enable/disabled gpio.
20 - hp-con-gpio : headphone enable/disabled gpio.
21 - keyup-threshold-microvolt: keyup-threshold-microvolt uV.
22 - poll-interval : headset adc key poller internal ms.
23 - play-pause-key : PLAYPAUSE key, can define the other key like vol+/vol- and so on.
26 Optional dai-link subnode properties:
27 - rockchip,format			: CPU/CODEC common audio format.
30 - rockchip,frame-master			: Indicates dai-link frame master.
32 - rockchip,bitclock-master		: Indicates dai-link bit clock master.
34 - rockchip,bitclock-inversion		: bool property. Add this if the
35 					  dai-link uses bit clock inversion.
36 - rockchip,frame-inversion		: bool property. Add this if the
37 					  dai-link uses frame clock inversion.
38 - rockchip,mclk-fs     			: Multiplication factor between stream
40 					  the dai-link.
45 	compatible = "rockchip,multicodecs-card";
46 	rockchip,mclk-fs = <256>;
53 es8388_sound: es8388-sound {
55 	compatible = "rockchip,multicodecs-card";
56 	rockchip,card-name = "rockchip-es8388";
57 	hp-det-gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_LOW>;
58 	io-channels = <&saradc 3>;
59 	io-channel-names = "adc-detect";
60 	spk-con-gpio = <&gpio1 RK_PD3 GPIO_ACTIVE_HIGH>;
61 	hp-con-gpio = <&gpio1 RK_PD2 GPIO_ACTIVE_HIGH>;
63 	rockchip,mclk-fs = <256>;
66 	rockchip,audio-routing =
79         pinctrl-names = "default";
80         pinctrl-0 = <&hp_det>;
81         keyup-threshold-microvolt = <1800000>;
82         poll-interval = <100>;
83         play-pause-key{
86                 press-threshold-microvolt = <2000>;