default or selected kernelversion does not have config value CONFIG_SOC_CAMERA_MT9M111.
Result is shown for kernelversion 6.8.2

legacy soc_camera mt9m111, mt9m112 and mt9m131 support

configname: CONFIG_SOC_CAMERA_MT9M111

Linux Kernel Configuration
└─>Device Drivers
└─>Multimedia support
└─>Sensors used on soc_camera driver
└─>legacy soc_camera mt9m111, mt9m112 and mt9m131 support
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
This driver supports MT9M111, MT9M112 and MT9M131 cameras from
Micron/Aptina.
This is the legacy configuration which shouldn't be used anymore,
while VIDEO_MT9M111 should be used instead.