linux-imx

/*

 * nct6775 - Driver for the hardware monitoring functionality of

 *         Nuvoton NCT677x Super-I/O chips

 *

 * Copyright (C) 2012  Guenter Roeck <linux@roeck-us.net>

 *

 * Derived from w83627ehf driver

 * Copyright (C) 2005-2012  Jean Delvare <jdelvare@suse.de>

 * Copyright (C) 2006  Yuan Mu (Winbond),

 *             Rudolf Marek <r.marek@assembler.cz>

 *             David Hubbard <david.c.hubbard@gmail.com>

 *             Daniel J Blueman <daniel.blueman@gmail.com>

 * Copyright (C) 2010  Sheng-Yuan Huang (Nuvoton) (PS00)

 *

 * Shamelessly ripped from the w83627hf driver

 * Copyright (C) 2003  Mark Studebaker

 *

 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.

 *

 *

 * Supports the following chips:

 *

 * Chip        #vin    #fan    #pwm    #temp  chip IDs       man ID

 * nct6106d     9      3       3       6+3    0xc450 0xc1    0x5ca3

 * nct6775f     9      4       3       6+3    0xb470 0xc1    0x5ca3

 * nct6776f     9      5       3       6+3    0xc330 0xc1    0x5ca3

 * nct6779d    15      5       5       2+6    0xc560 0xc1    0x5ca3

 * nct6791d    15      6       6       2+6    0xc800 0xc1    0x5ca3

 * nct6792d    15      6       6       2+6    0xc910 0xc1    0x5ca3

 * nct6793d    15      6       6       2+6    0xd120 0xc1    0x5ca3

 * nct6795d    14      6       6       2+6    0xd350 0xc1    0x5ca3

 * nct6796d    14      7       7       2+6    0xd420 0xc1    0x5ca3

 * nct6797d    14      7       7       2+6    0xd450 0xc1    0x5ca3

 *                                           (0xd451)

 * nct6798d    14      7       7       2+6    0xd428 0xc1    0x5ca3

 *                                           (0xd429)

 *

 * #temp lists the number of monitored temperature sources (first value) plus

 * the number of directly connectable temperature sensors (second value).

 */

​

#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/hwmon-vid.h>

#include <linux/err.h>

#include <linux/mutex.h>

#include <linux/acpi.h>

#include <linux/bitops.h>

#include <linux/dmi.h>

#include <linux/io.h>

#include <linux/nospec.h>

#include "lm75.h"

​

#define USE_ALTERNATE

​

enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,

         nct6795, nct6796, nct6797, nct6798 };

​

/* used to set data->name = nct6775_device_names[data->sio_kind] */

static const char * const nct6775_device_names[] = {

    "nct6106",

    "nct6775",

    "nct6776",

    "nct6779",

    "nct6791",

    "nct6792",

    "nct6793",

    "nct6795",

    "nct6796",

    "nct6797",

    "nct6798",

};

​