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[karo-tx-linux.git] / arch / cris / arch-v32 / drivers / i2c.h
1
2 #include <linux/init.h>
3
4 /* High level I2C actions */
5 int i2c_write(unsigned char theSlave, void *data, size_t nbytes);
6 int i2c_read(unsigned char theSlave, void *data, size_t nbytes);
7 int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
8 unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
9
10 /* Low level I2C */
11 void i2c_start(void);
12 void i2c_stop(void);
13 void i2c_outbyte(unsigned char x);
14 unsigned char i2c_inbyte(void);
15 int i2c_getack(void);
16 void i2c_sendack(void);