[PATCH] board: rzg2l: Do not expect a DTB blob from the TF-A.

[Mathieu Othacehe]

Hello Marek,

> Until then, I think check for params that are passed in being 0 is the right
> future-proof fix.

OK makes sense, I reworked the proposed patch and sent a v2 that only
checks for NULL pointers.

Thanks,

Mathieu