default or selected kernelversion does not have config value CONFIG_SND_BF5XX_SOC_SSM2602.
Result is shown for kernelversion 6.7-rc3

SoC SSM2602 Audio Codec Add-On Card support

modulename: snd-ssm2602.ko

configname: CONFIG_SND_BF5XX_SOC_SSM2602

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SoC SSM2602 Audio Codec Add-On Card support
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
Say Y if you want to add support for the Analog Devices
SSM2602 Audio Codec Add-On Card.

source code:
sound/soc//blackfin/