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/*
* Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
* 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, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __VIA_I2C_H__
#define __VIA_I2C_H__
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
struct via_i2c_stuff {
u16 i2c_port; /* GPIO or I2C port */
struct i2c_adapter adapter;
struct i2c_algo_bit_data algo;
};
#define I2CPORT 0x3c4
#define I2CPORTINDEX 0x31
#define GPIOPORT 0x3C4
#define GPIOPORTINDEX 0x2C
#define I2C_BUS 1
#define GPIO_BUS 2
#define DELAYPORT 0x3C3
int viafb_i2c_readbyte(u8 slave_addr, u8 index, u8 *pdata);
int viafb_i2c_writebyte(u8 slave_addr, u8 index, u8 data);
int viafb_i2c_readbytes(u8 slave_addr, u8 index, u8 *buff, int buff_len);
int viafb_create_i2c_bus(void *par);
void viafb_delete_i2c_buss(void *par);
#endif /* __VIA_I2C_H__ */
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