altera_i2c.h

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/***************************************************************************/
#ifndef ALTERA_I2C_H_
#define ALTERA_I2C_H_
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
 
enum i2c_type {
    NIOS_II_I2C
} i2c_type;
 
struct altera_i2c_init_param {
    enum i2c_type   type;
    uint32_t    id;
} altera_i2c_init_param;
 
struct altera_i2c_desc {
    enum i2c_type   type;
    uint32_t    id;
} altera_i2c_desc;
 
extern const struct no_os_i2c_platform_ops altera_i2c_ops;
 
/******************************************************************************/
/************************ Functions Declarations ******************************/
/******************************************************************************/
 
/* Initialize the I2C communication peripheral. */
int32_t altera_i2c_init(struct no_os_i2c_desc **desc,
            const struct no_os_i2c_init_param *param);
 
/* Free the resources allocated by no_os_i2c_init(). */
int32_t altera_i2c_remove(struct no_os_i2c_desc *desc);
 
/* I2C Write data */
int32_t altera_i2c_write(struct no_os_i2c_desc *desc, uint8_t *data,
             uint8_t bytes_number, uint8_t stop_bit);
 
/* I2C Read data. */
int32_t altera_i2c_read(struct no_os_i2c_desc *desc, uint8_t *data,
            uint8_t bytes_number, uint8_t stop_bit);
 
#endif /* ALTERA_I2C_H_ */