net: mv643xx_eth: use managed devm_ioremap for port registers

Make use of managed devm_ioremap and remove corresponding iounmap.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sebastian Hesselbarth 2013-05-29 09:32:44 +00:00 • committed by David S. Miller
commit 65a6f969fd