nvl32: Add BMC_INIT_DONE assertion

Asserts bmc init done in platform-init instead of u-boot

Tested: nvl32-obmc still boots after removing this from
u-boot

Change-Id: I9328d595983447697e2979583c6ba6da6821df96
Signed-off-by: Marc Olberding <molberding@nvidia.com>
1 file changed