CONFIG_QCOM_SCM (not configurable)

modulename: qcom_scm.ko

configname: CONFIG_QCOM_SCM

Linux Kernel Configuration
└─>Firmware Drivers
└─>QCOM_SCM
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/firmware/qcom_scm.c