/ { rk817-sound { compatible = "rockchip,multicodecs-card"; rockchip,card-name = "rockchip-rk817"; // hp-det-gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_LOW>; // io-channels = <&saradc 1>; // io-channel-names = "adc-detect"; // keyup-threshold-microvolt = <1800000>; // poll-interval = <100>; rockchip,format = "i2s"; rockchip,mclk-fs = <256>; rockchip,cpu = <&i2s1_2ch>; rockchip,codec = <&rk817_codec>; // pinctrl-names = "default"; // pinctrl-0 = <&hp_det>; // play-pause-key { // label = "playpause"; // linux,code = ; // press-threshold-microvolt = <2000>; // }; }; rk_headset: rk-headset { compatible = "rockchip_headset"; pinctrl-names = "default"; pinctrl-0 = <&hp_det>; headset_gpio = <&gpio2 RK_PC6 GPIO_ACTIVE_HIGH>; }; }; &i2s1_2ch { status = "okay"; #sound-dai-cells = <0>; }; &pinctrl { headphone { hp_det: hp-det { rockchip,pins = <2 RK_PC6 RK_FUNC_GPIO &pcfg_pull_down>; }; }; };