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/*
* Copyright (C) 2010 MEMSIC, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*
* Definitions for mmc3416x magnetic sensor chip.
*/
#ifndef __MMC3416X_H__
#define __MMC3416X_H__
#include <linux/ioctl.h>
#define MMC3416X_I2C_NAME "mmc3416x"
#define MMC3416X_I2C_ADDR 0x30
#define MMC3416X_REG_CTRL 0x07
#define MMC3416X_REG_BITS 0x08
#define MMC3416X_REG_DATA 0x00
#define MMC3416X_REG_DS 0x06
#define MMC3416X_REG_PRODUCTID_0 0x10
#define MMC3416X_REG_PRODUCTID_1 0x20
#define MMC3416X_CTRL_TM 0x01
#define MMC3416X_CTRL_CM 0x02
#define MMC3416X_CTRL_50HZ 0x00
#define MMC3416X_CTRL_25HZ 0x04
#define MMC3416X_CTRL_12HZ 0x08
#define MMC3416X_CTRL_NOBOOST 0x10
#define MMC3416X_CTRL_SET 0x20
#define MMC3416X_CTRL_RESET 0x40
#define MMC3416X_CTRL_REFILL 0x80
#define MMC3416X_BITS_SLOW_16 0x00
#define MMC3416X_BITS_FAST_16 0x01
#define MMC3416X_BITS_14 0x02
/* Use 'm' as magic number */
#define MMC3416X_IOM 'm'
/* IOCTLs for MMC3416X device */
#define MMC3416X_IOC_TM _IO (MMC3416X_IOM, 0x00)
#define MMC3416X_IOC_SET _IO (MMC3416X_IOM, 0x01)
#define MMC3416X_IOC_READ _IOR(MMC3416X_IOM, 0x02, int[3])
#define MMC3416X_IOC_READXYZ _IOR(MMC3416X_IOM, 0x03, int[3])
#define MMC3416X_IOC_RESET _IO (MMC3416X_IOM, 0x04)
#define MMC3416X_IOC_NOBOOST _IO (MMC3416X_IOM, 0x05)
#define MMC3416X_IOC_ID _IOR(MMC3416X_IOM, 0x06, short)
#define MMC3416X_IOC_DIAG _IOR(MMC3416X_IOM, 0x14, int[1])
#endif /* __MMC3416X_H__ */
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