| /* |
| * Copyright 1998-2009 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 */ |
| u16 is_active; /* Being used as I2C? */ |
| struct i2c_adapter adapter; |
| struct i2c_algo_bit_data algo; |
| }; |
| |
| |
| int viafb_i2c_readbyte(u8 adap, u8 slave_addr, u8 index, u8 *pdata); |
| int viafb_i2c_writebyte(u8 adap, u8 slave_addr, u8 index, u8 data); |
| int viafb_i2c_readbytes(u8 adap, u8 slave_addr, u8 index, u8 *buff, int buff_len); |
| struct i2c_adapter *viafb_find_i2c_adapter(enum viafb_i2c_adap which); |
| |
| extern int viafb_i2c_init(void); |
| extern void viafb_i2c_exit(void); |
| #endif /* __VIA_I2C_H__ */ |