Replace the use of the old device_t definition inside southbridge/broadcom/bcm5785. Change-Id: I091b07439ff918efa52cf8f8270484131fd0cec5 Signed-off-by: Antonello Dettori <dev@dettori.io> Reviewed-on: https://review.coreboot.org/16690 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>