rockbox/firmware/target/arm/tms320dm320/i2c-dm320.h

/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2008 by Maurus Cuelenaere
 *
 * This program 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
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

#ifndef I2C_DM320_H
#define I2C_DM320_H

#include "system.h"

void i2c_init(void) INIT_ATTR;
int i2c_write(unsigned short address, const unsigned char *data, int count);
int i2c_read(unsigned short address, unsigned char* buf, int count);

#ifdef HAVE_SOFTWARE_I2C
int i2c_read_bytes(unsigned short address, unsigned short reg,
                   unsigned char* buf, int count);
int i2c_write_read_bytes(unsigned short address,
                         const unsigned char* buf_write, int count_write,
                         unsigned char* buf_read, int count_read);
#endif

#endif