CONFIG_NOMADIK_MTU_SCHED_CLOCK is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_NOMADIK_MTU_SCHED_CLOCK.
Result is shown for kernelversion 5.3.7

CONFIG_NOMADIK_MTU_SCHED_CLOCK (not configurable)

configname: CONFIG_NOMADIK_MTU_SCHED_CLOCK

Linux Kernel Configuration
└─>NOMADIK_MTU_SCHED_CLOCK
In linux kernel since version 3.3 (release Date: 2012-03-18)  
Use the Multi Timer Unit as the sched_clock.