/*
 * Definitions for mma8452 compass chip.
 */
#ifndef MPU6880_H
#define MPU6880_H

#include <linux/mutex.h>
#include <linux/i2c.h>
#include <linux/input-polldev.h>
#include <linux/mutex.h>

#define MPU6880_XG_OFFSET_H     0x13
#define MPU6880_XG_OFFSET_L     0x14
#define MPU6880_YG_OFFSET_H     0x15
#define MPU6880_YG_OFFSET_L     0x16
#define MPU6880_ZG_OFFSET_H     0x17
#define MPU6880_ZG_OFFSET_L     0x18

#define MPU6880_SMPLRT_DIV          0x19

#define MPU6880_CONFIG              0x1A
#define MPU6880_GYRO_CONFIG     0x1B
#define MPU6880_ACCEL_CONFIG        0x1C
#define MPU6880_ACCEL_CONFIG2   0x1D

#define MPU6880_LP_ACCEL_ODR        0x1E
#define MPU6880_WOM_THR         0x1F

#define MPU6880_FIFO_EN         0x23

#define MPU6880_INT_PIN_CFG     0x37
#define MPU6880_INT_ENABLE          0x38
#define MPU6880_INT_STATUS          0x3A

#define MPU6880_ACCEL_XOUT_H        0x3B
#define MPU6880_ACCEL_XOUT_L        0x3C
#define MPU6880_ACCEL_YOUT_H        0x3D
#define MPU6880_ACCEL_YOUT_L        0x3E
#define MPU6880_ACCEL_ZOUT_H        0x3F
#define MPU6880_ACCEL_ZOUT_L        0x40
#define MPU6880_TEMP_OUT_H      0x41
#define MPU6880_TEMP_OUT_L      0x42
#define MPU6880_GYRO_XOUT_H     0x43
#define MPU6880_GYRO_XOUT_L         0x44
#define MPU6880_GYRO_YOUT_H     0x45
#define MPU6880_GYRO_YOUT_L     0x46
#define MPU6880_GYRO_ZOUT_H     0x47
#define MPU6880_GYRO_ZOUT_L         0x48

#define MPU6880_SIGNAL_PATH_RESET       0x68
#define MPU6880_ACCEL_INTEL_CTRL            0x69
#define MPU6880_USER_CTRL                   0x6A
#define MPU6880_PWR_MGMT_1              0x6B
#define MPU6880_PWR_MGMT_2              0x6C
#define MPU6880_FIFO_COUNTH                 0x72
#define MPU6880_FIFO_COUNTL             0x73
#define MPU6880_FIFO_R_W                    0x74

#define MPU6880_WHO_AM_I        0x75

#define MPU6880_PWRM1_SLEEP             0x40
#define MPU6880_PWRM1_GYRO_STANDBY      0x10
#define MPU6880_PWRM2_ACCEL_DISABLE     0x38
#define MPU6880_PWRM2_GYRO_DISABLE      0x07

struct mpu6880_device
{
    struct i2c_client *client;
    struct input_polled_dev *input_dev;
    struct mutex mutex;
    short  accel_status;
    short  gyro_status;
    unsigned int accel_poll;
    unsigned int gyro_poll;
    unsigned int poll_time;
    short accel_data[3];
    short gyro_data[3];
    short accel_offset[3];
    short gyro_offset[3];
    signed short acc_key;
    signed short gyro_key;
};
struct acc_offset {
    signed short  key;      //CalStatus 0:without calibration 1:success 2:fail
    signed short  x;        //xoffset
    signed short  y;        //yoffset
    signed short  z;        //zoffset
};

struct gyro_offset {
    signed short  key;      //CalStatus 0:without calibration 1:success 2:fail
    signed short  x;        //xoffset
    signed short  y;        //yoffset
    signed short  z;        //zoffset
};

#endif