drivers: i2c: octeon: Handle access watchdog timeout

commit 5d3763a7205bb2e4b7ba947961038571c12ff503 from
git@git.assembla.com:cavium/WindRiver.linux.git

Status code 0xF0 refers to expiry of TWSI controller
access watchdog and needs bus monitor reset using MODE
register.

Change-Id: I71b3f9306c5a43eb00403b31b38452a13815f505
Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
Reviewed-on: https://sj1git1.cavium.com/c/IP/SW/kernel/linux/+/56538


Reviewed-by: Chandrakala Chavva <cchavva@marvell.com>
Tested-by: sa_ip-sw-jenkins <sa_ip-sw-jenkins@marvell.com>
Signed-off-by: Ruiqiang Hao <Ruiqiang.Hao@windriver.com>