arch/cris/arch-v32/drivers/i2c.h

   1
   2 #include <linux/init.h>
   3
   4 /* High level I2C actions */
   5 int __init i2c_init(void);
   6 int i2c_write(unsigned char theSlave, void *data, size_t nbytes);
   7 int i2c_read(unsigned char theSlave, void *data, size_t nbytes);
   8 int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
   9 unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
  10
  11 /* Low level I2C */
  12 void i2c_start(void);
  13 void i2c_stop(void);
  14 void i2c_outbyte(unsigned char x);
  15 unsigned char i2c_inbyte(void);
  16 int i2c_getack(void);
  17 void i2c_sendack(void);