CONFIG_S5PV210_PM is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_S5PV210_PM (not configurable)

modulename: pm.ko

configname: CONFIG_S5PV210_PM

Linux Kernel Configuration
└─>S5PV210_PM
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
Power Management code common to S5PV210

source code:

is depended by
CONFIG_CPU_S5PV210