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Commit e5590717 authored by Paul Fulghum's avatar Paul Fulghum Committed by Linus Torvalds
Browse files

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: default avatarPaul Fulghum <paulkf@microgate.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarAlan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 8a38c285

drivers/char/synclink_gt.c

+2 −0
Original line number Diff line number Diff line
@@ -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)

include/linux/synclink.h

+1 −0
Original line number Diff line number Diff line
@@ -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

{