| /* |
| * 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__ */ |
| |
