SoC Audio support for Nokia N810

modulename: snd-soc-n810.ko

configname: CONFIG_SND_SOC_NOKIA_N810

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>Audio support for Texas Instruments SoCs
└─>SoC Audio support for Nokia N810
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Say Y or M if you want to add support for SoC audio on Nokia N810.

source code:
sound/soc//ti/