CONFIG_PCI_ECAM (not configurable)

modulename: ecam.ko

configname: CONFIG_PCI_ECAM

Linux Kernel Configuration
└─>Bus options (PCI etc.)
└─>PCI_ECAM
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
depends
 or CONFIG_PCI

is depended by
CONFIG_PCI_HOST_COMMON