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/* bmm150.c - bmm150 compass driver
*
*
* This software program is licensed subject to the GNU General Public License
* (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html
* (C) Copyright 2011 Bosch Sensortec GmbH
* All Rights Reserved
*/
/*
* Definitions for bmm150 magnetic sensor chip.
*/
#ifndef __BMM150_H__
#define __BMM150_H__
#include <linux/ioctl.h>
#define CALIBRATION_DATA_SIZE 12
/* 7-bit addr:
* 0x12 (SDO connected to GND)
* 0x13 (SDO connected to VDDIO)
*/
#define BMM150_I2C_ADDR 0x13
// conversion of magnetic data (for bmm150) to uT units
// conversion of magnetic data to uT units
// 32768 = 1Guass = 100 uT
// 100 / 32768 = 25 / 8096
// 65536 = 360Degree
// 360 / 65536 = 45 / 8192
#define CONVERT_M 1
#define CONVERT_M_DIV 4
#define CONVERT_O 1
#define CONVERT_O_DIV 71 //(C_PI_F32X * AXIS_RESOLUTION_FACTOR / 180)
#define CONVERT_G 1
#define CONVERT_G_DIV 938
#define CONVERT_VRV 1
#define CONVERT_VRV_DIV 16384
#define CONVERT_VLA_DIV 16384
#define CONVERT_VG_DIV 16384
#endif /* __BMM150_H__ */
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