CONFIG_OLPC_EC (not configurable)

modulename: olpc-ec.ko

configname: CONFIG_OLPC_EC

Linux Kernel Configuration
└─>Device Drivers
└─>OLPC_EC
In linux kernel since version 5.1 (release Date: 2019-05-05)  
source code:
drivers/platform/olpc/olpc-ec.c

is depended by
CONFIG_OLPC