CONFIG_DAVINCI_MUX_DEBUG is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

Multiplexing debug output


Linux Kernel Configuration
└─>TI DaVinci
└─>Multiplexing debug output
In linux kernel since version 2.6.30 (release Date: 2009-06-09)  
Makes the multiplexing functions print out a lot of debug info.
This is useful if you want to find out the correct values of the
multiplexing registers.