diff options
| -rw-r--r-- | drv_generic_i2c.h | 121 | 
1 files changed, 61 insertions, 60 deletions
diff --git a/drv_generic_i2c.h b/drv_generic_i2c.h index 4937b38..db3175b 100644 --- a/drv_generic_i2c.h +++ b/drv_generic_i2c.h @@ -1,60 +1,61 @@ -/* $Id$
 - * $URL$
 - *
 - * generic driver helper for i2c displays
 - *
 - * Copyright (C) 2005 Luis Correia <lfcorreia@users.sf.net>
 - * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 - *
 - * This file is part of LCD4Linux.
 - *
 - * LCD4Linux is free software; you can redistribute it and/or modify
 - * it under the terms of the GNU General Public License as published by
 - * the Free Software Foundation; either version 2, or (at your option)
 - * any later version.
 - *
 - * LCD4Linux is distributed in the hope that it will be useful,
 - * but WITHOUT ANY WARRANTY; without even the implied warranty of
 - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 - * GNU General Public License for more details.
 - *
 - * You should have received a copy of the GNU General Public License
 - * along with this program; if not, write to the Free Software
 - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 - *
 - */  
 -    
 -/* 
 - *
 - * exported fuctions:
 - *
 - * int drv_generic_i2c_open (void)
 - *   reads 'Port' entry from config and opens
 - *   the i2c port
 - *   returns 0 if ok, -1 on failure
 - *
 - * int drv_generic_i2c_close (void)
 - *   closes i2c port
 - *   returns 0 if ok, -1 on failure
 - *
 - * unsigned char drv_generic_i2c_wire (char *name, char *deflt)
 - *   reads wiring for one data signal from config
 - *   returns 1<<bitpos or 255 on error
 - *
 - * void drv_generic_i2c_data (unsigned char value)
 - *   put data bits on DB1..DB8
 - *
 - * void drv_generic_i2c_command(unsigned char command, unsigned char *data,unsigned char length)
 - *   send command and the data to the i2c device
 - * 
 - */ 
 -    
 -#ifndef _DRV_GENERIC_I2C_H_
 -#define _DRV_GENERIC_I2C_H_
 -
int drv_generic_i2c_open(const char *section, const char *driver); -
int drv_generic_i2c_close(void); -
unsigned char drv_generic_i2c_wire(const char *name, const char *deflt); -
void drv_generic_i2c_data(const unsigned char data); -
void drv_generic_i2c_command(const unsigned char command, const unsigned char *data, const unsigned char length); -
 -#endif	/* 
 */ +/* $Id$ + * $URL$ + * + * generic driver helper for i2c displays + * + * Copyright (C) 2005 Luis Correia <lfcorreia@users.sf.net> + * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> + * + * This file is part of LCD4Linux. + * + * LCD4Linux is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * LCD4Linux is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +/*  + * + * exported fuctions: + * + * int drv_generic_i2c_open (void) + *   reads 'Port' entry from config and opens + *   the i2c port + *   returns 0 if ok, -1 on failure + * + * int drv_generic_i2c_close (void) + *   closes i2c port + *   returns 0 if ok, -1 on failure + * + * unsigned char drv_generic_i2c_wire (char *name, char *deflt) + *   reads wiring for one data signal from config + *   returns 1<<bitpos or 255 on error + * + * void drv_generic_i2c_data (unsigned char value) + *   put data bits on DB1..DB8 + * + * void drv_generic_i2c_command(unsigned char command, unsigned char *data,unsigned char length) + *   send command and the data to the i2c device + *  + */ + +#ifndef _DRV_GENERIC_I2C_H_ +#define _DRV_GENERIC_I2C_H_ + +int drv_generic_i2c_open(const char *section, const char *driver); +int drv_generic_i2c_close(void); +unsigned char drv_generic_i2c_wire(const char *name, const char *deflt); +void drv_generic_i2c_data(const unsigned char data); +void drv_generic_i2c_command(const unsigned char command, const unsigned char *data, const unsigned char length); + +#endif  | 
