Amlogic G12A To HDMI TX Control Support

modulename: snd-soc-meson-g12a-tohdmitx.ko

configname: CONFIG_SND_MESON_G12A_TOHDMITX

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>ASoC support for Amlogic platforms
└─>Amlogic G12A To HDMI TX Control Support
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Select Y or M to add support for HDMI audio on the g12a SoC
family

source code: