synclink_gt: add serial bit order control
Add control of hardware serial bit order between LSB first
(default/standard) and MSB first.
Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index 0e59cf5..3cfc9e1 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -4403,6 +4403,8 @@
break;
}
+ if (info->if_mode & MGSL_INTERFACE_MSB_FIRST)
+ val |= BIT4;
if (info->signals & SerialSignal_DTR)
val |= BIT3;
if (info->signals & SerialSignal_RTS)