acrn-kernel/arch/cris/arch-v10/drivers/i2c.h

19 lines
449 B
C

/* $Id: i2c.h,v 1.3 2004/05/28 09:26:59 starvik Exp $ */
int i2c_init(void);
/* High level I2C actions */
int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
/* Low level I2C */
void i2c_start(void);
void i2c_stop(void);
void i2c_outbyte(unsigned char x);
unsigned char i2c_inbyte(void);
int i2c_getack(void);
void i2c_sendack(void);