Skylake+ with HDA Codecs

modulename: snd-soc-skl_hda_dsp.ko

configname: CONFIG_SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>Intel Machine drivers
└─>GPIO Support
└─>Skylake+ with HDA Codecs
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This adds support for ASoC machine driver for Intel Skylake+
platforms with display (HDMI/DP) and HDA audio codecs, and
Smart Sound Technology (SST) integrated audio DSP.
Say Y or m if you have such a device. This is a recommended option.
If unsure select "N".

source code: