default or selected kernelversion does not have config value CONFIG_SND_SOC_SDCA_OPTIONAL.
Result is shown for kernelversion 6.6.75

CONFIG_SND_SOC_SDCA_OPTIONAL (not configurable)

configname: CONFIG_SND_SOC_SDCA_OPTIONAL

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SND_SOC_SDCA_OPTIONAL
In linux kernel since version 6.13 (release Date: 2025-01-19)