ARM: OMAP: Partial revert for EAC IO address changes

This is partial revert for commit 3a02c1ae56a61c5249594553735ff32557e2e7ed
and only purpose is to sync these lines with mainline version and to have
common cleanup patch for both linux-omap and mainline.

Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>