Commits
Jakub Kicinski committed 9764e7a0f63
sc16is7xx: don't wipe out port configuration on shutdown EFCR register contains RS-485 configuration which should not be changed by shutdown. Instead of doing a write only update the appropriate bits. Signed-off-by: Jakub Kicinski <kubakici@wp.pl> Signed-off-by: Jon Ringle <jringle@gridpoint.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>