default or selected kernelversion does not have config value CONFIG_SND_SOC_IMX_SSI.
Result is shown for kernelversion 6.8.2

CONFIG_SND_SOC_IMX_SSI (not configurable)

modulename: snd-soc-imx-ssi.ko

configname: CONFIG_SND_SOC_IMX_SSI

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SoC Audio for Freescale CPUs
└─>SND_SOC_IMX_SSI
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
sound/soc//fsl/