[ Upstream commit359f4cdd7d] According to Armada XP datasheet bit at 0 position is corresponding for TxInProg indication. Fixes:c5aff18204("net: mvneta: driver for Marvell Armada 370/XP network unit") Signed-off-by: Maxim Kiselev <bigunclemax@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>