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Add single-wire UART support to STM32 serial driver

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5552 42af7a65-404d-4744-a932-0658087f49c3
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patacongo 2013-01-23 14:38:13 +00:00
parent d613ee8501
commit 685d2dfebe
4 changed files with 63 additions and 12 deletions
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25
include/nuttx/serial/tioctl.h
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@ -1,7 +1,7 @@
/********************************************************************************************
* include/nuttx/serial/tioctl.h
*
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
* Copyright (C) 2011-2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@ -165,16 +165,23 @@
#define TIOCSRS485 _TIOC(0x002a) /* Set RS485 mode, arg: pointer to struct serial_rs485 */
#define TIOCGRS485 _TIOC(0x002b) /* Get RS485 mode, arg: pointer to struct serial_rs485 */
/* Definitions for flags used in struct serial_rs485 (Linux compatible) */
# define SER_RS485_ENABLED (1 << 0) /* Enable/disble RS-485 support */
# define SER_RS485_RTS_ON_SEND (1 << 1) /* Logic level for RTS pin when sending */
# define SER_RS485_RTS_AFTER_SEND (1 << 2) /* Logic level for RTS pin after sent */
# define SER_RS485_RX_DURING_TX (1 << 4)
/* Single-wire UART support */
#define TIOCSSINGLEWIRE _TIOC(0x002c) /* Set single-wire mode */
#define TIOCGSINGLEWIRE _TIOC(0x002d) /* Get single-wire mode */
# define SER_SINGLEWIRE_ENABLED (1 << 0) /* Enable/disable single-wire support */
/* Debugging */
#define TIOCSERGSTRUCT _TIOC(0x002c) /* Get device TTY structure */
/* Definitions used in struct serial_rs485 (Linux compatible) */
#define SER_RS485_ENABLED (1 << 0) /* Enable/disble RS-485 support */
#define SER_RS485_RTS_ON_SEND (1 << 1) /* Logic level for RTS pin when sending */
#define SER_RS485_RTS_AFTER_SEND (1 << 2) /* Logic level for RTS pin after sent */
#define SER_RS485_RX_DURING_TX (1 << 4)
#define TIOCSERGSTRUCT _TIOC(0x002e) /* Get device TTY structure */
/********************************************************************************************
* Public Type Definitions