arm: mvebu: a38x: Remove dead code ARMADA_39X

Config option ARMADA_39X is never set so remove all dead code hidden under
ifdef CONFIG_ARMADA_39X blocks.

Also remove useless checks for CONFIG_ARMADA_38X define as this macro is
always defined for a38x code path.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
9 files changed