2 * Copyright 1998-2009 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public
7 * License as published by the Free Software Foundation;
8 * either version 2, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12 * the implied warranty of MERCHANTABILITY or FITNESS FOR
13 * A PARTICULAR PURPOSE.See the GNU General Public License
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 #include <linux/i2c.h>
25 #include <linux/i2c-algo-bit.h>
27 struct via_i2c_stuff
{
28 u16 i2c_port
; /* GPIO or I2C port */
29 u16 is_active
; /* Being used as I2C? */
30 struct i2c_adapter adapter
;
31 struct i2c_algo_bit_data algo
;
35 int viafb_i2c_readbyte(u8 adap
, u8 slave_addr
, u8 index
, u8
*pdata
);
36 int viafb_i2c_writebyte(u8 adap
, u8 slave_addr
, u8 index
, u8 data
);
37 int viafb_i2c_readbytes(u8 adap
, u8 slave_addr
, u8 index
, u8
*buff
, int buff_len
);
38 struct i2c_adapter
*viafb_find_i2c_adapter(enum viafb_i2c_adap which
);
40 extern int viafb_i2c_init(void);
41 extern void viafb_i2c_exit(void);
42 #endif /* __VIA_I2C_H__ */
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