swh:1:snp:c2847dfd741eae21606027cf29250d1ebcd63fb4
Tip revision: 535744878e34d01a53f946f26dfbca37186f2cf8 authored by Linus Torvalds on 11 March 2006, 22:12:55 UTC
Linux 2.6.16-rc6
Linux 2.6.16-rc6
Tip revision: 5357448
i2c-algo-pcf.h
/* ------------------------------------------------------------------------- */
/* adap-pcf.h i2c driver algorithms for PCF8584 adapters */
/* ------------------------------------------------------------------------- */
/* Copyright (C) 1995-97 Simon G. Vogl
1998-99 Hans Berglund
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 program 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. */
/* ------------------------------------------------------------------------- */
/* With some changes from Ky—sti Mðlkki <kmalkki@cc.hut.fi> and even
Frodo Looijaard <frodol@dds.nl> */
#ifndef _LINUX_I2C_ALGO_PCF_H
#define _LINUX_I2C_ALGO_PCF_H
struct i2c_algo_pcf_data {
void *data; /* private data for lolevel routines */
void (*setpcf) (void *data, int ctl, int val);
int (*getpcf) (void *data, int ctl);
int (*getown) (void *data);
int (*getclock) (void *data);
void (*waitforpin) (void);
/* local settings */
int udelay;
int mdelay;
int timeout;
};
int i2c_pcf_add_bus(struct i2c_adapter *);
int i2c_pcf_del_bus(struct i2c_adapter *);
#endif /* _LINUX_I2C_ALGO_PCF_H */