..
..
..
..
sound1 {
                compatible = "ti,playeru-audio-revb";
                ti,model = "PLAYERU";
                ti,audio-codec = <&tlv320aic3100>;
                ti,mcasp-controller = <&mcasp1>;
                ti,codec-clock-rate = <24000000>;
                ti,audio-routing =
                        "Headphone Jack",       "HPL",
                        "Headphone Jack",       "HPR",
                        "MIC1RP", "Mic Jack",
                        "MIC1RP", "MICBIAS";
        };
};
..
..
playeru_audio_pins: pinmux_playeru_audio_pins {
                pinctrl-single,pins = <
                        0x10C ( PIN_OUTPUT_PULLDOWN | MUX_MODE4 )  /* gmii1_crs.mcasp1_aclkx */
                        0x110 ( PIN_OUTPUT_PULLDOWN | MUX_MODE4 )  /* gmii1_rxer.mcasp1_fsx */
                        0x128 ( PIN_OUTPUT_PULLDOWN | MUX_MODE3 ) /* gmii1_txd0.mcasp1_axr2 */
                        0x144 ( PIN_INPUT | MUX_MODE4 )           /* rmii1_refclk.mcasp1_axr3 */
                        /* Codec Interrupt and Reset pin */
                        0x150 ( PIN_INPUT | MUX_MODE7 ) /*  spi0_sclk.gpio0[2] */
                        0x154 ( PIN_INPUT_PULLDOWN | MUX_MODE7 ) /* (B18) spi0_d0.gpio0[3] */
                >;
        };
..
..
i2c1_pins_default: pinmux_i2c1_pins_default {
                pinctrl-single,pins = <
                        0x180 (PIN_INPUT_PULLUP | MUX_MODE3)    /* uart1_txd.i2c1_sda */
                        0x184 (PIN_INPUT_PULLUP | MUX_MODE3)    /* uart1_rxd.i2c1_scl */
                >;
        };
..
..

&i2c1 {
        pinctrl-names = "default", "sleep";
        pinctrl-0 = <&i2c1_pins_default>;
        pinctrl-1 = <&i2c1_pins_sleep>;

        status = "okay";
        clock-frequency = <100000>;

        tlv320aic3100: tlv320aic3100@18 {
                compatible = "ti,tlv320aic310x";
                reg = <0x18>;
                status = "okay";
                gpio-reset= <&gpio0 3 GPIO_ACTIVE_LOW>;
                ai31xx-micbias-vg = <0x2>;
                /* Regulators */
                HPVDD-supply = <&ldo4_reg>;
                SPRVDD-supply = <&ldo4_reg>;
                SPLVDD-supply = <&ldo4_reg>;
                AVDD-supply = <&ldo4_reg>;
                IOVDD-supply = <&ldo4_reg>;
                DVDD-supply = <&ldo4_reg>;
        };
};
..
..
..
&mcasp1 {
                pinctrl-names = "default", "sleep";
                pinctrl-0 = <&playeru_audio_pins>;
                pinctrl-1 = <&playeru_audio_pins_sleep>;

                status = "okay";

                op-mode = <0>;          /* MCASP_IIS_MODE */
                tdm-slots = <2>;
                /* 4 serializers */
                serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
                        0 0 1 2
                >;
                tx-num-evt = <32>;
                rx-num-evt = <32>;
};