ALC889 For Yosemite Public Beta

Device (HDEF)
        {
            Name (_ADR, 0x001B0000)  // _ADR: Address
            ...skip...
            Method (_DSM, 4, NotSerialized)  // _DSM: Device-Specific Method
            {
                Store (Package (0x0E)
                    {
                        "AAPL,slot-name",
                        Buffer (0x09)
                        {
                            "Built-in"
                        },

                        "name",
                        Buffer (0x06)
                        {
                            "audio"
                        },

                        "model",
                        Buffer (0x0F)
                        {
                            "Realtek ALC889"
                        },

                        "device_type",
                        Buffer (0x16)
                        {
                            "High Definition Audio"
                        },

                        "layout-id",
                        Buffer (0x04)
                        {
                             0x20, 0x00, 0x00, 0x00
                        },

                        "hda-gfx",
                        Buffer (0x0A)
                        {
                            "onboard-1"
                        },

                        "PinConfigurations",
                        Buffer (Zero) {}
                    }, Local0)
                DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
                Return (Local0)
            }
        }