1) Add cryptographically secure random functions to provide
FIPS 140-2 compliant random functions.
2) Add name to random function choice selectors to ease
selection in SOC .defconfig files
3) Add bulk fill random functions.
Signed-off-by: David Leach <david.leach@nxp.com>
Any word started with underscore followed by and uppercase letter or a
second underscore is a reserved word according with C99.
Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
Some "random" drivers are not drivers at all: they just implement the
function `sys_rand32_get()`. Move those to a random subsystem in
preparation for a reorganization.
Signed-off-by: Leandro Pereira <leandro.pereira@intel.com>