linux-imx

/***************************************************************************

 *   Copyright (C) 2006 by Hans Edgington <hans@edgington.nl>              *

 *   Copyright (C) 2007-2011 Hans de Goede <hdegoede@redhat.com>           *

 *                                                                         *

 *   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.             *

 ***************************************************************************/

​

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

​

#include <linux/module.h>

#include <linux/init.h>

#include <linux/slab.h>

#include <linux/jiffies.h>

#include <linux/platform_device.h>

#include <linux/hwmon.h>

#include <linux/hwmon-sysfs.h>

#include <linux/err.h>

#include <linux/mutex.h>

#include <linux/io.h>

#include <linux/acpi.h>

​

#define DRVNAME "f71882fg"

​

#define SIO_F71858FG_LD_HWM 0x02    /* Hardware monitor logical device */

#define SIO_F71882FG_LD_HWM 0x04    /* Hardware monitor logical device */

#define SIO_UNLOCK_KEY      0x87    /* Key to enable Super-I/O */

#define SIO_LOCK_KEY        0xAA    /* Key to disable Super-I/O */

​

#define SIO_REG_LDSEL       0x07    /* Logical device select */

#define SIO_REG_DEVID       0x20    /* Device ID (2 bytes) */

#define SIO_REG_DEVREV      0x22    /* Device revision */

#define SIO_REG_MANID       0x23    /* Fintek ID (2 bytes) */

#define SIO_REG_ENABLE      0x30    /* Logical device enable */

#define SIO_REG_ADDR        0x60    /* Logical device address (2 bytes) */

​

#define SIO_FINTEK_ID       0x1934  /* Manufacturers ID */

#define SIO_F71808E_ID      0x0901  /* Chipset ID */

#define SIO_F71808A_ID      0x1001  /* Chipset ID */

#define SIO_F71858_ID       0x0507  /* Chipset ID */

#define SIO_F71862_ID       0x0601  /* Chipset ID */

#define SIO_F71868_ID       0x1106  /* Chipset ID */

#define SIO_F71869_ID       0x0814  /* Chipset ID */

#define SIO_F71869A_ID      0x1007  /* Chipset ID */

#define SIO_F71882_ID       0x0541  /* Chipset ID */

#define SIO_F71889_ID       0x0723  /* Chipset ID */

#define SIO_F71889E_ID      0x0909  /* Chipset ID */

#define SIO_F71889A_ID      0x1005  /* Chipset ID */

#define SIO_F8000_ID        0x0581  /* Chipset ID */

#define SIO_F81768D_ID      0x1210  /* Chipset ID */

#define SIO_F81865_ID       0x0704  /* Chipset ID */

#define SIO_F81866_ID       0x1010  /* Chipset ID */

​

#define REGION_LENGTH       8

#define ADDR_REG_OFFSET     5

#define DATA_REG_OFFSET     6

​

#define F71882FG_REG_IN_STATUS      0x12 /* f7188x only */

#define F71882FG_REG_IN_BEEP        0x13 /* f7188x only */

#define F71882FG_REG_IN(nr)     (0x20  + (nr))

#define F71882FG_REG_IN1_HIGH       0x32 /* f7188x only */

​

#define F81866_REG_IN_STATUS        0x16 /* F81866 only */

#define F81866_REG_IN_BEEP          0x17 /* F81866 only */

#define F81866_REG_IN1_HIGH     0x3a /* F81866 only */

​

#define F71882FG_REG_FAN(nr)        (0xA0 + (16 * (nr)))

#define F71882FG_REG_FAN_TARGET(nr) (0xA2 + (16 * (nr)))

#define F71882FG_REG_FAN_FULL_SPEED(nr) (0xA4 + (16 * (nr)))

#define F71882FG_REG_FAN_STATUS     0x92

#define F71882FG_REG_FAN_BEEP       0x93

​

#define F71882FG_REG_TEMP(nr)       (0x70 + 2 * (nr))

#define F71882FG_REG_TEMP_OVT(nr)   (0x80 + 2 * (nr))

#define F71882FG_REG_TEMP_HIGH(nr)  (0x81 + 2 * (nr))

#define F71882FG_REG_TEMP_STATUS    0x62

#define F71882FG_REG_TEMP_BEEP      0x63

#define F71882FG_REG_TEMP_CONFIG    0x69

#define F71882FG_REG_TEMP_HYST(nr)  (0x6C + (nr))

#define F71882FG_REG_TEMP_TYPE      0x6B