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