OP-TEE based Random Number Generator support

modulename: optee-rng.ko

configname: CONFIG_HW_RANDOM_OPTEE

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Hardware Random Number Generator Core support
└─>OP-TEE based Random Number Generator support
In linux kernel since version 5.1 (release Date: 2019-05-05)  
This driver provides support for OP-TEE based Random Number
Generator on ARM SoCs where hardware entropy sources are not
accessible to normal world (Linux).

To compile this driver as a module, choose M here: the module
will be called optee-rng.

If unsure, say Y.

source code: