soc/cavium/cn81xx: Enable RNG for DRAM init

The Cavium DRAM init might use the RNG for pattern generation.
Initialize it before running DRAM init.

Tested on OpenCellular Elgon.
The RNG generates non identical numbers.

Change-Id: I886f920e9941793fb76b56cc5a24a42e23b082e0
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/31567
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

0 files changed, 0 insertions, 0 deletions