default or selected kernelversion does not have config value CONFIG_VIDEO_TCM825X.
Result is shown for kernelversion 6.5.1

TCM825x camera sensor support

modulename: tcm825x.ko

configname: CONFIG_VIDEO_TCM825X

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Encoders, decoders, sensors and other helper chips
└─>I2C support
└─>TCM825x camera sensor support
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
This is a driver for the Toshiba TCM825x VGA camera sensor.
It is used for example in Nokia N800.

source code:
drivers/media/i2c//tcm825x.c