CRIS: ioctl for getting RS485 information
Add ioctl to CRIS serial driver to get RS485 data from user-space.
Signed-off-by: Claudio Scordino <claudio@evidence.eu.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
diff --git a/arch/cris/include/asm/ioctls.h b/arch/cris/include/asm/ioctls.h
index 35bbc18..076c078 100644
--- a/arch/cris/include/asm/ioctls.h
+++ b/arch/cris/include/asm/ioctls.h
@@ -77,6 +77,7 @@
#define TIOCSERSETRS485 0x5461 /* enable rs-485 (deprecated) */
#define TIOCSERWRRS485 0x5462 /* write rs-485 */
#define TIOCSRS485 0x5463 /* enable rs-485 */
+#define TIOCGRS485 0x542E /* get rs-485 */
/* Used for packet mode */
#define TIOCPKT_DATA 0