Jakub Kicinski 9764e7a0f6 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>
2015-03-26 22:38:36 +01:00
..
2015-03-26 16:10:10 +01:00
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