Support for Allwinner Security System PRNG

configname: CONFIG_CRYPTO_DEV_SUN4I_SS_PRNG

Linux Kernel Configuration
└─>Cryptographic API
└─>Hardware crypto devices
└─>Support for Allwinner Security System PRNG
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Select this option if you want to provide kernel-side support for
the Pseudo-Random Number Generator found in the Security System.