1/* $Id: bbc_i2c.h,v 1.1.1.1 2007/08/03 18:52:55 Exp $ */ 2#ifndef _BBC_I2C_H 3#define _BBC_I2C_H 4 5#include <asm/ebus.h> 6 7struct bbc_i2c_client; 8 9/* Probing and attachment. */ 10extern struct linux_ebus_child *bbc_i2c_getdev(int); 11extern struct bbc_i2c_client *bbc_i2c_attach(struct linux_ebus_child *); 12extern void bbc_i2c_detach(struct bbc_i2c_client *); 13 14/* Register read/write. NOTE: Blocking! */ 15extern int bbc_i2c_writeb(struct bbc_i2c_client *, unsigned char val, int off); 16extern int bbc_i2c_readb(struct bbc_i2c_client *, unsigned char *byte, int off); 17extern int bbc_i2c_write_buf(struct bbc_i2c_client *, char *buf, int len, int off); 18extern int bbc_i2c_read_buf(struct bbc_i2c_client *, char *buf, int len, int off); 19 20#endif /* _BBC_I2C_H */ 21