bbc_i2c.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /* $Id: bbc_i2c.h,v 1.2 2001/04/02 09:59:25 davem Exp $ */
- #ifndef _BBC_I2C_H
- #define _BBC_I2C_H
- #include <asm/ebus.h>
- struct bbc_i2c_client;
- /* Probing and attachment. */
- extern struct linux_ebus_child *bbc_i2c_getdev(int);
- extern struct bbc_i2c_client *bbc_i2c_attach(struct linux_ebus_child *);
- extern void bbc_i2c_detach(struct bbc_i2c_client *);
- /* Register read/write. NOTE: Blocking! */
- extern int bbc_i2c_writeb(struct bbc_i2c_client *, unsigned char val, int off);
- extern int bbc_i2c_readb(struct bbc_i2c_client *, unsigned char *byte, int off);
- extern int bbc_i2c_write_buf(struct bbc_i2c_client *, char *buf, int len, int off);
- extern int bbc_i2c_read_buf(struct bbc_i2c_client *, char *buf, int len, int off);
- #endif /* _BBC_I2C_H */