default or selected kernelversion does not have config value CONFIG_VIDEO_CADENCE.
Result is shown for kernelversion 6.9.9

Cadence Video Devices

configname: CONFIG_VIDEO_CADENCE

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Media drivers
└─>V4L platform devices
└─>Cadence Video Devices
In linux kernel since version 3.10 (release Date: 2013-06-30)  
If you have a media device designed by Cadence, say Y.

Note that this option doesn't include new drivers in the kernel:
saying N will just cause Kconfig to skip all the questions about
Cadence media devices.