CONFIG_OMAP_PM_NOOP is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_OMAP_PM_NOOP.
Result is shown for kernelversion 6.7-rc3

No-op/debug PM layer

modulename: omap-pm-noop.ko

configname: CONFIG_OMAP_PM_NOOP

OMAP PM layer selection
└─>No-op/debug PM layer
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
source code:
arch/arm/mach-omap2/omap-pm-noop.c