i2c-dev.h File Reference

RTEMS Port of Linux I2C Device API. More...

#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	i2c_smbus_ioctl_data
	Argument type for I2C_SMBUS IO control call. More...
struct	i2c_rdwr_ioctl_data
	Argument type for I2C_RDWR IO control call. More...

Macros
#define	I2C_RDRW_IOCTL_MAX_MSGS   42
	Maximum count of messages for one IO control call.
I2C IO Control Commands
#define	I2C_RETRIES   0x701
	Sets the count of transfer retries in case a slave device does not acknowledge a transaction.
#define	I2C_TIMEOUT   0x702
	Sets the transfer timeout in 10ms units.
#define	I2C_SLAVE   0x703
	Sets the slave address.
#define	I2C_SLAVE_FORCE   0x706
	Forces setting the slave address.
#define	I2C_TENBIT   0x704
	Enables 10-bit addresses if argument is non-zero, otherwise disables 10-bit addresses.
#define	I2C_FUNCS   0x705
	Gets the I2C controller functionality information.
#define	I2C_RDWR   0x707
	Performs a combined read/write transfer.
#define	I2C_PEC   0x708
	Enables System Management Bus (SMBus) Packet Error Checking (PEC) if argument is non-zero, otherwise disables PEC.
#define	I2C_SMBUS   0x720
	Performs an SMBus transfer.

Detailed Description

RTEMS Port of Linux I2C Device API.