| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * Copyright 1998-2009 VIA Technologies, Inc. All Rights Reserved. | |
| * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. | |
| */ | |
| #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__ */ |