CONFIG_HAVE_ARM_SMCCC (not configurable)

modulename: smccc-call.ko

configname: CONFIG_HAVE_ARM_SMCCC

Linux Kernel Configuration
└─>Device Drivers
└─>Firmware Drivers
└─>HAVE_ARM_SMCCC
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Include support for the Secure Monitor Call (SMC) and Hypervisor
Call (HVC) instructions on Armv7 and above architectures.

source code:
arch/arm/kernel/