diff options
| author | Paul Fulghum <paulkf@microgate.com> | 2008-07-22 12:21:39 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-22 22:03:29 +0200 |
| commit | e5590717afd5fb6f494323206a1a35ea25610c2d (patch) | |
| tree | 1f0109271b1b12d4eabe80e92ef75a011fecfd31 | |
| parent | synclink_gt: improve and simplify write method (diff) | |
| download | linux-e5590717afd5fb6f494323206a1a35ea25610c2d.tar.xz linux-e5590717afd5fb6f494323206a1a35ea25610c2d.zip | |
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>
| -rw-r--r-- | drivers/char/synclink_gt.c | 2 | ||||
| -rw-r--r-- | include/linux/synclink.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c index 0e59cf54adaf..3cfc9e1f8882 100644 --- a/drivers/char/synclink_gt.c +++ b/drivers/char/synclink_gt.c @@ -4403,6 +4403,8 @@ static void msc_set_vcr(struct slgt_info *info) break; } + if (info->if_mode & MGSL_INTERFACE_MSB_FIRST) + val |= BIT4; if (info->signals & SerialSignal_DTR) val |= BIT3; if (info->signals & SerialSignal_RTS) diff --git a/include/linux/synclink.h b/include/linux/synclink.h index 45f6bc82d317..c844a229acc9 100644 --- a/include/linux/synclink.h +++ b/include/linux/synclink.h @@ -136,6 +136,7 @@ #define MGSL_INTERFACE_RTS_EN 0x10 #define MGSL_INTERFACE_LL 0x20 #define MGSL_INTERFACE_RL 0x40 +#define MGSL_INTERFACE_MSB_FIRST 0x80 typedef struct _MGSL_PARAMS { |