CC3XX: Improve support for externally provided noise sources

Improve support for an externally provided noise source even for
the new APIs that have been recently added to the CC3XX noise
source module.

Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>
Change-Id: I3c916fc38b525a4b22e5ec62ed105e99f16f102c
1 file changed