hwmon: tegra: tsensor: lp0 save/restore configuration
[linux-2.6.git] / drivers / hwmon / w83627hf.c
index 7ea441d..bde50e3 100644 (file)
@@ -5,6 +5,7 @@
     Philip Edelbrock <phil@netroedge.com>,
     and Mark Studebaker <mdsxyz123@yahoo.com>
     Ported to 2.6 by Bernhard C. Schrenk <clemy@clemy.org>
+    Copyright (c) 2007  Jean Delvare <khali@linux-fr.org>
 
     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
@@ -28,6 +29,7 @@
     w83627hf   9       3       2       3       0x20    0x5ca3  no      yes(LPC)
     w83627thf  7       3       3       3       0x90    0x5ca3  no      yes(LPC)
     w83637hf   7       3       3       3       0x80    0x5ca3  no      yes(LPC)
+    w83687thf  7       3       3       3       0x90    0x5ca3  no      yes(LPC)
     w83697hf   8       2       2       2       0x60    0x5ca3  no      yes(LPC)
 
     For other winbond chips, and for i2c support in the above chips,
     supported yet.
 */
 
+#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/i2c.h>
-#include <linux/i2c-isa.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 <asm/io.h>
+#include <linux/mutex.h>
+#include <linux/ioport.h>
+#include <linux/acpi.h>
+#include <linux/io.h>
 #include "lm75.h"
 
-static u16 force_addr;
-module_param(force_addr, ushort, 0);
-MODULE_PARM_DESC(force_addr,
-                "Initialize the base address of the sensors");
+static struct platform_device *pdev;
+
+#define DRVNAME "w83627hf"
+enum chips { w83627hf, w83627thf, w83697hf, w83637hf, w83687thf };
+
+struct w83627hf_sio_data {
+       enum chips type;
+       int sioaddr;
+};
+
 static u8 force_i2c = 0x1f;
 module_param(force_i2c, byte, 0);
 MODULE_PARM_DESC(force_i2c,
                 "Initialize the i2c address of the sensors");
 
-/* The actual ISA address is read from Super-I/O configuration space */
-static unsigned short address;
-
-/* Insmod parameters */
-enum chips { any_chip, w83627hf, w83627thf, w83697hf, w83637hf };
-
-static int reset;
-module_param(reset, bool, 0);
-MODULE_PARM_DESC(reset, "Set to one to reset chip on load");
-
 static int init = 1;
 module_param(init, bool, 0);
 MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");
 
+static unsigned short force_id;
+module_param(force_id, ushort, 0);
+MODULE_PARM_DESC(force_id, "Override the detected device ID");
+
 /* modified from kernel/include/traps.c */
-static int REG;                /* The register to read/write */
 #define        DEV     0x07    /* Register: Logical device select */
-static int VAL;                /* The value to read/write */
 
 /* logical device numbers for superio_select (below) */
 #define W83627HF_LD_FDC                0x00
@@ -100,44 +105,49 @@ static int VAL;           /* The value to read/write */
 #define W83627THF_GPIO5_IOSR   0xf3 /* w83627thf only */
 #define W83627THF_GPIO5_DR     0xf4 /* w83627thf only */
 
+#define W83687THF_VID_EN       0x29 /* w83687thf only */
+#define W83687THF_VID_CFG      0xF0 /* w83687thf only */
+#define W83687THF_VID_DATA     0xF1 /* w83687thf only */
+
 static inline void
-superio_outb(int reg, int val)
+superio_outb(struct w83627hf_sio_data *sio, int reg, int val)
 {
-       outb(reg, REG);
-       outb(val, VAL);
+       outb(reg, sio->sioaddr);
+       outb(val, sio->sioaddr + 1);
 }
 
 static inline int
-superio_inb(int reg)
+superio_inb(struct w83627hf_sio_data *sio, int reg)
 {
-       outb(reg, REG);
-       return inb(VAL);
+       outb(reg, sio->sioaddr);
+       return inb(sio->sioaddr + 1);
 }
 
 static inline void
-superio_select(int ld)
+superio_select(struct w83627hf_sio_data *sio, int ld)
 {
-       outb(DEV, REG);
-       outb(ld, VAL);
+       outb(DEV, sio->sioaddr);
+       outb(ld,  sio->sioaddr + 1);
 }
 
 static inline void
-superio_enter(void)
+superio_enter(struct w83627hf_sio_data *sio)
 {
-       outb(0x87, REG);
-       outb(0x87, REG);
+       outb(0x87, sio->sioaddr);
+       outb(0x87, sio->sioaddr);
 }
 
 static inline void
-superio_exit(void)
+superio_exit(struct w83627hf_sio_data *sio)
 {
-       outb(0xAA, REG);
+       outb(0xAA, sio->sioaddr);
 }
 
 #define W627_DEVID 0x52
 #define W627THF_DEVID 0x82
 #define W697_DEVID 0x60
 #define W637_DEVID 0x70
+#define W687THF_DEVID 0x85
 #define WINB_ACT_REG 0x30
 #define WINB_BASE_REG 0x60
 /* Constants specified below */
@@ -149,9 +159,9 @@ superio_exit(void)
 #define WINB_REGION_OFFSET     5
 #define WINB_REGION_SIZE       2
 
-/* Where are the sensors address/data registers relative to the base address */
-#define W83781D_ADDR_REG_OFFSET 5
-#define W83781D_DATA_REG_OFFSET 6
+/* Where are the sensors address/data registers relative to the region offset */
+#define W83781D_ADDR_REG_OFFSET 0
+#define W83781D_DATA_REG_OFFSET 1
 
 /* The W83781D registers */
 /* The W83782D registers for nr=7,8 are in bank 5 */
@@ -162,20 +172,16 @@ superio_exit(void)
 #define W83781D_REG_IN(nr)     ((nr < 7) ? (0x20 + (nr)) : \
                                           (0x550 + (nr) - 7))
 
-#define W83781D_REG_FAN_MIN(nr) (0x3a + (nr))
-#define W83781D_REG_FAN(nr) (0x27 + (nr))
-
-#define W83781D_REG_TEMP2_CONFIG 0x152
-#define W83781D_REG_TEMP3_CONFIG 0x252
-#define W83781D_REG_TEMP(nr)           ((nr == 3) ? (0x0250) : \
-                                       ((nr == 2) ? (0x0150) : \
-                                                    (0x27)))
-#define W83781D_REG_TEMP_HYST(nr)      ((nr == 3) ? (0x253) : \
-                                       ((nr == 2) ? (0x153) : \
-                                                    (0x3A)))
-#define W83781D_REG_TEMP_OVER(nr)      ((nr == 3) ? (0x255) : \
-                                       ((nr == 2) ? (0x155) : \
-                                                    (0x39)))
+/* nr:0-2 for fans:1-3 */
+#define W83627HF_REG_FAN_MIN(nr)       (0x3b + (nr))
+#define W83627HF_REG_FAN(nr)           (0x28 + (nr))
+
+#define W83627HF_REG_TEMP2_CONFIG 0x152
+#define W83627HF_REG_TEMP3_CONFIG 0x252
+/* these are zero-based, unlike config constants above */
+static const u16 w83627hf_reg_temp[]           = { 0x27, 0x150, 0x250 };
+static const u16 w83627hf_reg_temp_hyst[]      = { 0x3A, 0x153, 0x253 };
+static const u16 w83627hf_reg_temp_over[]      = { 0x39, 0x155, 0x255 };
 
 #define W83781D_REG_BANK 0x4E
 
@@ -201,17 +207,36 @@ superio_exit(void)
 #define W83627HF_REG_PWM1 0x5A
 #define W83627HF_REG_PWM2 0x5B
 
-#define W83627THF_REG_PWM1             0x01    /* 697HF and 637HF too */
-#define W83627THF_REG_PWM2             0x03    /* 697HF and 637HF too */
-#define W83627THF_REG_PWM3             0x11    /* 637HF too */
+static const u8 W83627THF_REG_PWM_ENABLE[] = {
+       0x04,           /* FAN 1 mode */
+       0x04,           /* FAN 2 mode */
+       0x12,           /* FAN AUX mode */
+};
+static const u8 W83627THF_PWM_ENABLE_SHIFT[] = { 2, 4, 1 };
 
-#define W83627THF_REG_VRM_OVT_CFG      0x18    /* 637HF too */
+#define W83627THF_REG_PWM1             0x01    /* 697HF/637HF/687THF too */
+#define W83627THF_REG_PWM2             0x03    /* 697HF/637HF/687THF too */
+#define W83627THF_REG_PWM3             0x11    /* 637HF/687THF too */
+
+#define W83627THF_REG_VRM_OVT_CFG      0x18    /* 637HF/687THF too */
 
 static const u8 regpwm_627hf[] = { W83627HF_REG_PWM1, W83627HF_REG_PWM2 };
 static const u8 regpwm[] = { W83627THF_REG_PWM1, W83627THF_REG_PWM2,
                              W83627THF_REG_PWM3 };
 #define W836X7HF_REG_PWM(type, nr) (((type) == w83627hf) ? \
-                                     regpwm_627hf[(nr) - 1] : regpwm[(nr) - 1])
+                                   regpwm_627hf[nr] : regpwm[nr])
+
+#define W83627HF_REG_PWM_FREQ          0x5C    /* Only for the 627HF */
+
+#define W83637HF_REG_PWM_FREQ1         0x00    /* 697HF/687THF too */
+#define W83637HF_REG_PWM_FREQ2         0x02    /* 697HF/687THF too */
+#define W83637HF_REG_PWM_FREQ3         0x10    /* 687THF too */
+
+static const u8 W83637HF_REG_PWM_FREQ[] = { W83637HF_REG_PWM_FREQ1,
+                                       W83637HF_REG_PWM_FREQ2,
+                                       W83637HF_REG_PWM_FREQ3 };
+
+#define W83627HF_BASE_PWM_FREQ 46870
 
 #define W83781D_REG_I2C_ADDR 0x48
 #define W83781D_REG_I2C_SUBADDR 0x4A
@@ -244,7 +269,7 @@ static inline u8 FAN_TO_REG(long rpm, int div)
 
 /* TEMP: 0.001C/bit (-128C to +127C)
    REG: 1C/bit, two's complement */
-static u8 TEMP_TO_REG(int temp)
+static u8 TEMP_TO_REG(long temp)
 {
         int ntemp = SENSORS_LIMIT(temp, TEMP_MIN, TEMP_MAX);
         ntemp += (ntemp<0 ? -500 : 500);
@@ -260,10 +285,51 @@ static int TEMP_FROM_REG(u8 reg)
 
 #define PWM_TO_REG(val) (SENSORS_LIMIT((val),0,255))
 
-#define BEEP_MASK_FROM_REG(val)                 (val)
-#define BEEP_MASK_TO_REG(val)          ((val) & 0xffffff)
-#define BEEP_ENABLE_TO_REG(val)                ((val)?1:0)
-#define BEEP_ENABLE_FROM_REG(val)      ((val)?1:0)
+static inline unsigned long pwm_freq_from_reg_627hf(u8 reg)
+{
+       unsigned long freq;
+       freq = W83627HF_BASE_PWM_FREQ >> reg;
+       return freq;
+}
+static inline u8 pwm_freq_to_reg_627hf(unsigned long val)
+{
+       u8 i;
+       /* Only 5 dividers (1 2 4 8 16)
+          Search for the nearest available frequency */
+       for (i = 0; i < 4; i++) {
+               if (val > (((W83627HF_BASE_PWM_FREQ >> i) +
+                           (W83627HF_BASE_PWM_FREQ >> (i+1))) / 2))
+                       break;
+       }
+       return i;
+}
+
+static inline unsigned long pwm_freq_from_reg(u8 reg)
+{
+       /* Clock bit 8 -> 180 kHz or 24 MHz */
+       unsigned long clock = (reg & 0x80) ? 180000UL : 24000000UL;
+
+       reg &= 0x7f;
+       /* This should not happen but anyway... */
+       if (reg == 0)
+               reg++;
+       return (clock / (reg << 8));
+}
+static inline u8 pwm_freq_to_reg(unsigned long val)
+{
+       /* Minimum divider value is 0x01 and maximum is 0x7F */
+       if (val >= 93750)       /* The highest we can do */
+               return 0x01;
+       if (val >= 720) /* Use 24 MHz clock */
+               return (24000000UL / (val << 8));
+       if (val < 6)            /* The lowest we can do */
+               return 0xFF;
+       else                    /* Use 180 kHz clock */
+               return (0x80 | (180000UL / (val << 8)));
+}
+
+#define BEEP_MASK_FROM_REG(val)                ((val) & 0xff7fff)
+#define BEEP_MASK_TO_REG(val)          ((val) & 0xff7fff)
 
 #define DIV_FROM_REG(val) (1 << (val))
 
@@ -279,133 +345,126 @@ static inline u8 DIV_TO_REG(long val)
        return ((u8) i);
 }
 
-/* For each registered chip, we need to keep some data in memory. That
-   data is pointed to by w83627hf_list[NR]->data. The structure itself is
-   dynamically allocated, at the same time when a new client is allocated. */
+/* For each registered chip, we need to keep some data in memory.
+   The structure is dynamically allocated. */
 struct w83627hf_data {
-       struct i2c_client client;
-       struct class_device *class_dev;
-       struct semaphore lock;
+       unsigned short addr;
+       const char *name;
+       struct device *hwmon_dev;
+       struct mutex lock;
        enum chips type;
 
-       struct semaphore update_lock;
+       struct mutex update_lock;
        char valid;             /* !=0 if following fields are valid */
        unsigned long last_updated;     /* In jiffies */
 
-       struct i2c_client *lm75;        /* for secondary I2C addresses */
-       /* pointer to array of 2 subclients */
-
        u8 in[9];               /* Register value */
        u8 in_max[9];           /* Register value */
        u8 in_min[9];           /* Register value */
        u8 fan[3];              /* Register value */
        u8 fan_min[3];          /* Register value */
-       u8 temp;
-       u8 temp_max;            /* Register value */
-       u8 temp_max_hyst;       /* Register value */
-       u16 temp_add[2];        /* Register value */
-       u16 temp_max_add[2];    /* Register value */
-       u16 temp_max_hyst_add[2]; /* Register value */
+       u16 temp[3];            /* Register value */
+       u16 temp_max[3];        /* Register value */
+       u16 temp_max_hyst[3];   /* Register value */
        u8 fan_div[3];          /* Register encoding, shifted right */
        u8 vid;                 /* Register encoding, combined */
        u32 alarms;             /* Register encoding, combined */
        u32 beep_mask;          /* Register encoding, combined */
-       u8 beep_enable;         /* Boolean */
        u8 pwm[3];              /* Register value */
-       u16 sens[3];            /* 782D/783S only.
-                                  1 = pentium diode; 2 = 3904 diode;
-                                  3000-5000 = thermistor beta.
-                                  Default = 3435.
-                                  Other Betas unimplemented */
+       u8 pwm_enable[3];       /* 1 = manual
+                                  2 = thermal cruise (also called SmartFan I)
+                                  3 = fan speed cruise */
+       u8 pwm_freq[3];         /* Register value */
+       u16 sens[3];            /* 1 = pentium diode; 2 = 3904 diode;
+                                  4 = thermistor */
        u8 vrm;
-       u8 vrm_ovt;             /* Register value, 627thf & 637hf only */
+       u8 vrm_ovt;             /* Register value, 627THF/637HF/687THF only */
 };
 
 
-static int w83627hf_detect(struct i2c_adapter *adapter);
-static int w83627hf_detach_client(struct i2c_client *client);
+static int w83627hf_probe(struct platform_device *pdev);
+static int __devexit w83627hf_remove(struct platform_device *pdev);
 
-static int w83627hf_read_value(struct i2c_client *client, u16 register);
-static int w83627hf_write_value(struct i2c_client *client, u16 register,
-                              u16 value);
+static int w83627hf_read_value(struct w83627hf_data *data, u16 reg);
+static int w83627hf_write_value(struct w83627hf_data *data, u16 reg, u16 value);
+static void w83627hf_update_fan_div(struct w83627hf_data *data);
 static struct w83627hf_data *w83627hf_update_device(struct device *dev);
-static void w83627hf_init_client(struct i2c_client *client);
+static void w83627hf_init_device(struct platform_device *pdev);
 
-static struct i2c_driver w83627hf_driver = {
+static struct platform_driver w83627hf_driver = {
        .driver = {
-               .name   = "w83627hf",
+               .owner  = THIS_MODULE,
+               .name   = DRVNAME,
        },
-       .attach_adapter = w83627hf_detect,
-       .detach_client  = w83627hf_detach_client,
+       .probe          = w83627hf_probe,
+       .remove         = __devexit_p(w83627hf_remove),
 };
 
-/* following are the sysfs callback functions */
-#define show_in_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
-       struct w83627hf_data *data = w83627hf_update_device(dev); \
-       return sprintf(buf,"%ld\n", (long)IN_FROM_REG(data->reg[nr])); \
-}
-show_in_reg(in)
-show_in_reg(in_min)
-show_in_reg(in_max)
-
-#define store_in_reg(REG, reg) \
-static ssize_t \
-store_in_##reg (struct device *dev, const char *buf, size_t count, int nr) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct w83627hf_data *data = i2c_get_clientdata(client); \
-       u32 val; \
-        \
-       val = simple_strtoul(buf, NULL, 10); \
-        \
-       down(&data->update_lock); \
-       data->in_##reg[nr] = IN_TO_REG(val); \
-       w83627hf_write_value(client, W83781D_REG_IN_##REG(nr), \
-                           data->in_##reg[nr]); \
-        \
-       up(&data->update_lock); \
-       return count; \
-}
-store_in_reg(MIN, min)
-store_in_reg(MAX, max)
-
-#define sysfs_in_offset(offset) \
-static ssize_t \
-show_regs_in_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-        return show_in(dev, buf, offset); \
-} \
-static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_regs_in_##offset, NULL);
-
-#define sysfs_in_reg_offset(reg, offset) \
-static ssize_t show_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_in_##reg (dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, \
-                           const char *buf, size_t count) \
-{ \
-       return store_in_##reg (dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(in##offset##_##reg, S_IRUGO| S_IWUSR, \
-                 show_regs_in_##reg##offset, store_regs_in_##reg##offset);
-
-#define sysfs_in_offsets(offset) \
-sysfs_in_offset(offset) \
-sysfs_in_reg_offset(min, offset) \
-sysfs_in_reg_offset(max, offset)
-
-sysfs_in_offsets(1);
-sysfs_in_offsets(2);
-sysfs_in_offsets(3);
-sysfs_in_offsets(4);
-sysfs_in_offsets(5);
-sysfs_in_offsets(6);
-sysfs_in_offsets(7);
-sysfs_in_offsets(8);
+static ssize_t
+show_in_input(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in[nr]));
+}
+static ssize_t
+show_in_min(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in_min[nr]));
+}
+static ssize_t
+show_in_max(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n", (long)IN_FROM_REG(data->in_max[nr]));
+}
+static ssize_t
+store_in_min(struct device *dev, struct device_attribute *devattr,
+            const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       long val = simple_strtol(buf, NULL, 10);
+
+       mutex_lock(&data->update_lock);
+       data->in_min[nr] = IN_TO_REG(val);
+       w83627hf_write_value(data, W83781D_REG_IN_MIN(nr), data->in_min[nr]);
+       mutex_unlock(&data->update_lock);
+       return count;
+}
+static ssize_t
+store_in_max(struct device *dev, struct device_attribute *devattr,
+            const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       long val = simple_strtol(buf, NULL, 10);
+
+       mutex_lock(&data->update_lock);
+       data->in_max[nr] = IN_TO_REG(val);
+       w83627hf_write_value(data, W83781D_REG_IN_MAX(nr), data->in_max[nr]);
+       mutex_unlock(&data->update_lock);
+       return count;
+}
+#define sysfs_vin_decl(offset) \
+static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO,         \
+                         show_in_input, NULL, offset);         \
+static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO|S_IWUSR,   \
+                         show_in_min, store_in_min, offset);   \
+static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO|S_IWUSR,   \
+                         show_in_max, store_in_max, offset);
+
+sysfs_vin_decl(1);
+sysfs_vin_decl(2);
+sysfs_vin_decl(3);
+sysfs_vin_decl(4);
+sysfs_vin_decl(5);
+sysfs_vin_decl(6);
+sysfs_vin_decl(7);
+sysfs_vin_decl(8);
 
 /* use a different set of functions for in0 */
 static ssize_t show_in_0(struct w83627hf_data *data, char *buf, u8 reg)
@@ -413,7 +472,8 @@ static ssize_t show_in_0(struct w83627hf_data *data, char *buf, u8 reg)
        long in0;
 
        if ((data->vrm_ovt & 0x01) &&
-               (w83627thf == data->type || w83637hf == data->type))
+               (w83627thf == data->type || w83637hf == data->type
+                || w83687thf == data->type))
 
                /* use VRM9 calculation */
                in0 = (long)((reg * 488 + 70000 + 50) / 100);
@@ -445,16 +505,16 @@ static ssize_t show_regs_in_max0(struct device *dev, struct device_attribute *at
 static ssize_t store_regs_in_min0(struct device *dev, struct device_attribute *attr,
        const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        u32 val;
 
        val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
        
        if ((data->vrm_ovt & 0x01) &&
-               (w83627thf == data->type || w83637hf == data->type))
+               (w83627thf == data->type || w83637hf == data->type
+                || w83687thf == data->type))
 
                /* use VRM9 calculation */
                data->in_min[0] =
@@ -464,24 +524,24 @@ static ssize_t store_regs_in_min0(struct device *dev, struct device_attribute *a
                /* use VRM8 (standard) calculation */
                data->in_min[0] = IN_TO_REG(val);
 
-       w83627hf_write_value(client, W83781D_REG_IN_MIN(0), data->in_min[0]);
-       up(&data->update_lock);
+       w83627hf_write_value(data, W83781D_REG_IN_MIN(0), data->in_min[0]);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
 static ssize_t store_regs_in_max0(struct device *dev, struct device_attribute *attr,
        const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        u32 val;
 
        val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
 
        if ((data->vrm_ovt & 0x01) &&
-               (w83627thf == data->type || w83637hf == data->type))
+               (w83627thf == data->type || w83637hf == data->type
+                || w83687thf == data->type))
                
                /* use VRM9 calculation */
                data->in_max[0] =
@@ -491,8 +551,8 @@ static ssize_t store_regs_in_max0(struct device *dev, struct device_attribute *a
                /* use VRM8 (standard) calculation */
                data->in_max[0] = IN_TO_REG(val);
 
-       w83627hf_write_value(client, W83781D_REG_IN_MAX(0), data->in_max[0]);
-       up(&data->update_lock);
+       w83627hf_write_value(data, W83781D_REG_IN_MAX(0), data->in_max[0]);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
@@ -502,156 +562,126 @@ static DEVICE_ATTR(in0_min, S_IRUGO | S_IWUSR,
 static DEVICE_ATTR(in0_max, S_IRUGO | S_IWUSR,
        show_regs_in_max0, store_regs_in_max0);
 
-#define device_create_file_in(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_in##offset##_input); \
-device_create_file(&client->dev, &dev_attr_in##offset##_min); \
-device_create_file(&client->dev, &dev_attr_in##offset##_max); \
-} while (0)
+static ssize_t
+show_fan_input(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n", FAN_FROM_REG(data->fan[nr],
+                               (long)DIV_FROM_REG(data->fan_div[nr])));
+}
+static ssize_t
+show_fan_min(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n", FAN_FROM_REG(data->fan_min[nr],
+                               (long)DIV_FROM_REG(data->fan_div[nr])));
+}
+static ssize_t
+store_fan_min(struct device *dev, struct device_attribute *devattr,
+             const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       u32 val = simple_strtoul(buf, NULL, 10);
+
+       mutex_lock(&data->update_lock);
+       data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr]));
+       w83627hf_write_value(data, W83627HF_REG_FAN_MIN(nr),
+                            data->fan_min[nr]);
 
-#define show_fan_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
-       struct w83627hf_data *data = w83627hf_update_device(dev); \
-       return sprintf(buf,"%ld\n", \
-               FAN_FROM_REG(data->reg[nr-1], \
-                           (long)DIV_FROM_REG(data->fan_div[nr-1]))); \
+       mutex_unlock(&data->update_lock);
+       return count;
 }
-show_fan_reg(fan);
-show_fan_reg(fan_min);
+#define sysfs_fan_decl(offset) \
+static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO,                        \
+                         show_fan_input, NULL, offset - 1);            \
+static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR,                \
+                         show_fan_min, store_fan_min, offset - 1);
+
+sysfs_fan_decl(1);
+sysfs_fan_decl(2);
+sysfs_fan_decl(3);
 
 static ssize_t
-store_fan_min(struct device *dev, const char *buf, size_t count, int nr)
+show_temp(struct device *dev, struct device_attribute *devattr, char *buf)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
-       u32 val;
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
 
-       val = simple_strtoul(buf, NULL, 10);
+       u16 tmp = data->temp[nr];
+       return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
+                                         : (long) TEMP_FROM_REG(tmp));
+}
 
-       down(&data->update_lock);
-       data->fan_min[nr - 1] =
-           FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr - 1]));
-       w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr),
-                           data->fan_min[nr - 1]);
+static ssize_t
+show_temp_max(struct device *dev, struct device_attribute *devattr,
+             char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+
+       u16 tmp = data->temp_max[nr];
+       return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
+                                         : (long) TEMP_FROM_REG(tmp));
+}
 
-       up(&data->update_lock);
+static ssize_t
+show_temp_max_hyst(struct device *dev, struct device_attribute *devattr,
+                  char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+
+       u16 tmp = data->temp_max_hyst[nr];
+       return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
+                                         : (long) TEMP_FROM_REG(tmp));
+}
+
+static ssize_t
+store_temp_max(struct device *dev, struct device_attribute *devattr,
+              const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       long val = simple_strtol(buf, NULL, 10);
+       u16 tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val);
+
+       mutex_lock(&data->update_lock);
+       data->temp_max[nr] = tmp;
+       w83627hf_write_value(data, w83627hf_reg_temp_over[nr], tmp);
+       mutex_unlock(&data->update_lock);
+       return count;
+}
+
+static ssize_t
+store_temp_max_hyst(struct device *dev, struct device_attribute *devattr,
+                   const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       long val = simple_strtol(buf, NULL, 10);
+       u16 tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val);
+
+       mutex_lock(&data->update_lock);
+       data->temp_max_hyst[nr] = tmp;
+       w83627hf_write_value(data, w83627hf_reg_temp_hyst[nr], tmp);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
-#define sysfs_fan_offset(offset) \
-static ssize_t show_regs_fan_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_fan(dev, buf, offset); \
-} \
-static DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_regs_fan_##offset, NULL);
-
-#define sysfs_fan_min_offset(offset) \
-static ssize_t show_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_fan_min(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
-       return store_fan_min(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
-                 show_regs_fan_min##offset, store_regs_fan_min##offset);
-
-sysfs_fan_offset(1);
-sysfs_fan_min_offset(1);
-sysfs_fan_offset(2);
-sysfs_fan_min_offset(2);
-sysfs_fan_offset(3);
-sysfs_fan_min_offset(3);
-
-#define device_create_file_fan(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
-device_create_file(&client->dev, &dev_attr_fan##offset##_min); \
-} while (0)
-
-#define show_temp_reg(reg) \
-static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
-{ \
-       struct w83627hf_data *data = w83627hf_update_device(dev); \
-       if (nr >= 2) {  /* TEMP2 and TEMP3 */ \
-               return sprintf(buf,"%ld\n", \
-                       (long)LM75_TEMP_FROM_REG(data->reg##_add[nr-2])); \
-       } else {        /* TEMP1 */ \
-               return sprintf(buf,"%ld\n", (long)TEMP_FROM_REG(data->reg)); \
-       } \
-}
-show_temp_reg(temp);
-show_temp_reg(temp_max);
-show_temp_reg(temp_max_hyst);
-
-#define store_temp_reg(REG, reg) \
-static ssize_t \
-store_temp_##reg (struct device *dev, const char *buf, size_t count, int nr) \
-{ \
-       struct i2c_client *client = to_i2c_client(dev); \
-       struct w83627hf_data *data = i2c_get_clientdata(client); \
-       u32 val; \
-        \
-       val = simple_strtoul(buf, NULL, 10); \
-        \
-       down(&data->update_lock); \
-        \
-       if (nr >= 2) {  /* TEMP2 and TEMP3 */ \
-               data->temp_##reg##_add[nr-2] = LM75_TEMP_TO_REG(val); \
-               w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
-                               data->temp_##reg##_add[nr-2]); \
-       } else {        /* TEMP1 */ \
-               data->temp_##reg = TEMP_TO_REG(val); \
-               w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
-                       data->temp_##reg); \
-       } \
-        \
-       up(&data->update_lock); \
-       return count; \
-}
-store_temp_reg(OVER, max);
-store_temp_reg(HYST, max_hyst);
-
-#define sysfs_temp_offset(offset) \
-static ssize_t \
-show_regs_temp_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_temp(dev, buf, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_regs_temp_##offset, NULL);
-
-#define sysfs_temp_reg_offset(reg, offset) \
-static ssize_t show_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_temp_##reg (dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, \
-                             const char *buf, size_t count) \
-{ \
-       return store_temp_##reg (dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_##reg, S_IRUGO| S_IWUSR, \
-                 show_regs_temp_##reg##offset, store_regs_temp_##reg##offset);
-
-#define sysfs_temp_offsets(offset) \
-sysfs_temp_offset(offset) \
-sysfs_temp_reg_offset(max, offset) \
-sysfs_temp_reg_offset(max_hyst, offset)
-
-sysfs_temp_offsets(1);
-sysfs_temp_offsets(2);
-sysfs_temp_offsets(3);
-
-#define device_create_file_temp(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_temp##offset##_input); \
-device_create_file(&client->dev, &dev_attr_temp##offset##_max); \
-device_create_file(&client->dev, &dev_attr_temp##offset##_max_hyst); \
-} while (0)
+#define sysfs_temp_decl(offset) \
+static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO,               \
+                         show_temp, NULL, offset - 1);                 \
+static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO|S_IWUSR,         \
+                         show_temp_max, store_temp_max, offset - 1);   \
+static SENSOR_DEVICE_ATTR(temp##offset##_max_hyst, S_IRUGO|S_IWUSR,    \
+                         show_temp_max_hyst, store_temp_max_hyst, offset - 1);
+
+sysfs_temp_decl(1);
+sysfs_temp_decl(2);
+sysfs_temp_decl(3);
 
 static ssize_t
 show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
@@ -660,20 +690,17 @@ show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
        return sprintf(buf, "%ld\n", (long) vid_from_reg(data->vid, data->vrm));
 }
 static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
-#define device_create_file_vid(client) \
-device_create_file(&client->dev, &dev_attr_cpu0_vid)
 
 static ssize_t
 show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
 {
-       struct w83627hf_data *data = w83627hf_update_device(dev);
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        return sprintf(buf, "%ld\n", (long) data->vrm);
 }
 static ssize_t
 store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        u32 val;
 
        val = simple_strtoul(buf, NULL, 10);
@@ -682,8 +709,6 @@ store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf
        return count;
 }
 static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
-#define device_create_file_vrm(client) \
-device_create_file(&client->dev, &dev_attr_vrm)
 
 static ssize_t
 show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
@@ -692,98 +717,176 @@ show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
        return sprintf(buf, "%ld\n", (long) data->alarms);
 }
 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
-#define device_create_file_alarms(client) \
-device_create_file(&client->dev, &dev_attr_alarms)
 
-#define show_beep_reg(REG, reg) \
-static ssize_t show_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       struct w83627hf_data *data = w83627hf_update_device(dev); \
-       return sprintf(buf,"%ld\n", \
-                     (long)BEEP_##REG##_FROM_REG(data->beep_##reg)); \
+static ssize_t
+show_alarm(struct device *dev, struct device_attribute *attr, char *buf)
+{
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       int bitnr = to_sensor_dev_attr(attr)->index;
+       return sprintf(buf, "%u\n", (data->alarms >> bitnr) & 1);
 }
-show_beep_reg(ENABLE, enable)
-show_beep_reg(MASK, mask)
+static SENSOR_DEVICE_ATTR(in0_alarm, S_IRUGO, show_alarm, NULL, 0);
+static SENSOR_DEVICE_ATTR(in1_alarm, S_IRUGO, show_alarm, NULL, 1);
+static SENSOR_DEVICE_ATTR(in2_alarm, S_IRUGO, show_alarm, NULL, 2);
+static SENSOR_DEVICE_ATTR(in3_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(in4_alarm, S_IRUGO, show_alarm, NULL, 8);
+static SENSOR_DEVICE_ATTR(in5_alarm, S_IRUGO, show_alarm, NULL, 9);
+static SENSOR_DEVICE_ATTR(in6_alarm, S_IRUGO, show_alarm, NULL, 10);
+static SENSOR_DEVICE_ATTR(in7_alarm, S_IRUGO, show_alarm, NULL, 16);
+static SENSOR_DEVICE_ATTR(in8_alarm, S_IRUGO, show_alarm, NULL, 17);
+static SENSOR_DEVICE_ATTR(fan1_alarm, S_IRUGO, show_alarm, NULL, 6);
+static SENSOR_DEVICE_ATTR(fan2_alarm, S_IRUGO, show_alarm, NULL, 7);
+static SENSOR_DEVICE_ATTR(fan3_alarm, S_IRUGO, show_alarm, NULL, 11);
+static SENSOR_DEVICE_ATTR(temp1_alarm, S_IRUGO, show_alarm, NULL, 4);
+static SENSOR_DEVICE_ATTR(temp2_alarm, S_IRUGO, show_alarm, NULL, 5);
+static SENSOR_DEVICE_ATTR(temp3_alarm, S_IRUGO, show_alarm, NULL, 13);
 
-#define BEEP_ENABLE                    0       /* Store beep_enable */
-#define BEEP_MASK                      1       /* Store beep_mask */
+static ssize_t
+show_beep_mask(struct device *dev, struct device_attribute *attr, char *buf)
+{
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n",
+                     (long)BEEP_MASK_FROM_REG(data->beep_mask));
+}
 
 static ssize_t
-store_beep_reg(struct device *dev, const char *buf, size_t count,
-              int update_mask)
+store_beep_mask(struct device *dev, struct device_attribute *attr,
+               const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
-       u32 val, val2;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       unsigned long val;
 
        val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
-
-       if (update_mask == BEEP_MASK) { /* We are storing beep_mask */
-               data->beep_mask = BEEP_MASK_TO_REG(val);
-               w83627hf_write_value(client, W83781D_REG_BEEP_INTS1,
-                                   data->beep_mask & 0xff);
-               w83627hf_write_value(client, W83781D_REG_BEEP_INTS3,
-                                   ((data->beep_mask) >> 16) & 0xff);
-               val2 = (data->beep_mask >> 8) & 0x7f;
-       } else {                /* We are storing beep_enable */
-               val2 =
-                   w83627hf_read_value(client, W83781D_REG_BEEP_INTS2) & 0x7f;
-               data->beep_enable = BEEP_ENABLE_TO_REG(val);
-       }
+       mutex_lock(&data->update_lock);
 
-       w83627hf_write_value(client, W83781D_REG_BEEP_INTS2,
-                           val2 | data->beep_enable << 7);
+       /* preserve beep enable */
+       data->beep_mask = (data->beep_mask & 0x8000)
+                       | BEEP_MASK_TO_REG(val);
+       w83627hf_write_value(data, W83781D_REG_BEEP_INTS1,
+                           data->beep_mask & 0xff);
+       w83627hf_write_value(data, W83781D_REG_BEEP_INTS3,
+                           ((data->beep_mask) >> 16) & 0xff);
+       w83627hf_write_value(data, W83781D_REG_BEEP_INTS2,
+                           (data->beep_mask >> 8) & 0xff);
 
-       up(&data->update_lock);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
-#define sysfs_beep(REG, reg) \
-static ssize_t show_regs_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_beep_##reg(dev, attr, buf); \
-} \
-static ssize_t \
-store_regs_beep_##reg (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
-       return store_beep_reg(dev, buf, count, BEEP_##REG); \
-} \
-static DEVICE_ATTR(beep_##reg, S_IRUGO | S_IWUSR, \
-                 show_regs_beep_##reg, store_regs_beep_##reg);
-
-sysfs_beep(ENABLE, enable);
-sysfs_beep(MASK, mask);
-
-#define device_create_file_beep(client) \
-do { \
-device_create_file(&client->dev, &dev_attr_beep_enable); \
-device_create_file(&client->dev, &dev_attr_beep_mask); \
-} while (0)
+static DEVICE_ATTR(beep_mask, S_IRUGO | S_IWUSR,
+                  show_beep_mask, store_beep_mask);
 
 static ssize_t
-show_fan_div_reg(struct device *dev, char *buf, int nr)
+show_beep(struct device *dev, struct device_attribute *attr, char *buf)
 {
        struct w83627hf_data *data = w83627hf_update_device(dev);
-       return sprintf(buf, "%ld\n",
-                      (long) DIV_FROM_REG(data->fan_div[nr - 1]));
+       int bitnr = to_sensor_dev_attr(attr)->index;
+       return sprintf(buf, "%u\n", (data->beep_mask >> bitnr) & 1);
+}
+
+static ssize_t
+store_beep(struct device *dev, struct device_attribute *attr,
+               const char *buf, size_t count)
+{
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       int bitnr = to_sensor_dev_attr(attr)->index;
+       unsigned long bit;
+       u8 reg;
+
+       bit = simple_strtoul(buf, NULL, 10);
+       if (bit & ~1)
+               return -EINVAL;
+
+       mutex_lock(&data->update_lock);
+       if (bit)
+               data->beep_mask |= (1 << bitnr);
+       else
+               data->beep_mask &= ~(1 << bitnr);
+
+       if (bitnr < 8) {
+               reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS1);
+               if (bit)
+                       reg |= (1 << bitnr);
+               else
+                       reg &= ~(1 << bitnr);
+               w83627hf_write_value(data, W83781D_REG_BEEP_INTS1, reg);
+       } else if (bitnr < 16) {
+               reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS2);
+               if (bit)
+                       reg |= (1 << (bitnr - 8));
+               else
+                       reg &= ~(1 << (bitnr - 8));
+               w83627hf_write_value(data, W83781D_REG_BEEP_INTS2, reg);
+       } else {
+               reg = w83627hf_read_value(data, W83781D_REG_BEEP_INTS3);
+               if (bit)
+                       reg |= (1 << (bitnr - 16));
+               else
+                       reg &= ~(1 << (bitnr - 16));
+               w83627hf_write_value(data, W83781D_REG_BEEP_INTS3, reg);
+       }
+       mutex_unlock(&data->update_lock);
+
+       return count;
 }
 
+static SENSOR_DEVICE_ATTR(in0_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 0);
+static SENSOR_DEVICE_ATTR(in1_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 1);
+static SENSOR_DEVICE_ATTR(in2_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 2);
+static SENSOR_DEVICE_ATTR(in3_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 3);
+static SENSOR_DEVICE_ATTR(in4_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 8);
+static SENSOR_DEVICE_ATTR(in5_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 9);
+static SENSOR_DEVICE_ATTR(in6_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 10);
+static SENSOR_DEVICE_ATTR(in7_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 16);
+static SENSOR_DEVICE_ATTR(in8_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 17);
+static SENSOR_DEVICE_ATTR(fan1_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 6);
+static SENSOR_DEVICE_ATTR(fan2_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 7);
+static SENSOR_DEVICE_ATTR(fan3_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 11);
+static SENSOR_DEVICE_ATTR(temp1_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 4);
+static SENSOR_DEVICE_ATTR(temp2_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 5);
+static SENSOR_DEVICE_ATTR(temp3_beep, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 13);
+static SENSOR_DEVICE_ATTR(beep_enable, S_IRUGO | S_IWUSR,
+                       show_beep, store_beep, 15);
+
+static ssize_t
+show_fan_div(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%ld\n",
+                      (long) DIV_FROM_REG(data->fan_div[nr]));
+}
 /* Note: we save and restore the fan minimum here, because its value is
    determined in part by the fan divisor.  This follows the principle of
-   least suprise; the user doesn't expect the fan minimum to change just
+   least surprise; the user doesn't expect the fan minimum to change just
    because the divisor changed. */
 static ssize_t
-store_fan_div_reg(struct device *dev, const char *buf, size_t count, int nr)
+store_fan_div(struct device *dev, struct device_attribute *devattr,
+             const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        unsigned long min;
        u8 reg;
        unsigned long val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
 
        /* Save fan_min */
        min = FAN_FROM_REG(data->fan_min[nr],
@@ -791,557 +894,728 @@ store_fan_div_reg(struct device *dev, const char *buf, size_t count, int nr)
 
        data->fan_div[nr] = DIV_TO_REG(val);
 
-       reg = (w83627hf_read_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV)
+       reg = (w83627hf_read_value(data, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV)
               & (nr==0 ? 0xcf : 0x3f))
            | ((data->fan_div[nr] & 0x03) << (nr==0 ? 4 : 6));
-       w83627hf_write_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg);
+       w83627hf_write_value(data, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg);
 
-       reg = (w83627hf_read_value(client, W83781D_REG_VBAT)
+       reg = (w83627hf_read_value(data, W83781D_REG_VBAT)
               & ~(1 << (5 + nr)))
            | ((data->fan_div[nr] & 0x04) << (3 + nr));
-       w83627hf_write_value(client, W83781D_REG_VBAT, reg);
+       w83627hf_write_value(data, W83781D_REG_VBAT, reg);
 
        /* Restore fan_min */
        data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
-       w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr+1), data->fan_min[nr]);
+       w83627hf_write_value(data, W83627HF_REG_FAN_MIN(nr), data->fan_min[nr]);
 
-       up(&data->update_lock);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
-#define sysfs_fan_div(offset) \
-static ssize_t show_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_fan_div_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, \
-                           const char *buf, size_t count) \
-{ \
-       return store_fan_div_reg(dev, buf, count, offset - 1); \
-} \
-static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
-                 show_regs_fan_div_##offset, store_regs_fan_div_##offset);
-
-sysfs_fan_div(1);
-sysfs_fan_div(2);
-sysfs_fan_div(3);
-
-#define device_create_file_fan_div(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
-} while (0)
+static SENSOR_DEVICE_ATTR(fan1_div, S_IRUGO|S_IWUSR,
+                         show_fan_div, store_fan_div, 0);
+static SENSOR_DEVICE_ATTR(fan2_div, S_IRUGO|S_IWUSR,
+                         show_fan_div, store_fan_div, 1);
+static SENSOR_DEVICE_ATTR(fan3_div, S_IRUGO|S_IWUSR,
+                         show_fan_div, store_fan_div, 2);
 
 static ssize_t
-show_pwm_reg(struct device *dev, char *buf, int nr)
+show_pwm(struct device *dev, struct device_attribute *devattr, char *buf)
 {
+       int nr = to_sensor_dev_attr(devattr)->index;
        struct w83627hf_data *data = w83627hf_update_device(dev);
-       return sprintf(buf, "%ld\n", (long) data->pwm[nr - 1]);
+       return sprintf(buf, "%ld\n", (long) data->pwm[nr]);
 }
 
 static ssize_t
-store_pwm_reg(struct device *dev, const char *buf, size_t count, int nr)
+store_pwm(struct device *dev, struct device_attribute *devattr,
+         const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
-       u32 val;
-
-       val = simple_strtoul(buf, NULL, 10);
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       u32 val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
 
        if (data->type == w83627thf) {
                /* bits 0-3 are reserved  in 627THF */
-               data->pwm[nr - 1] = PWM_TO_REG(val) & 0xf0;
-               w83627hf_write_value(client,
+               data->pwm[nr] = PWM_TO_REG(val) & 0xf0;
+               w83627hf_write_value(data,
                                     W836X7HF_REG_PWM(data->type, nr),
-                                    data->pwm[nr - 1] |
-                                    (w83627hf_read_value(client,
+                                    data->pwm[nr] |
+                                    (w83627hf_read_value(data,
                                     W836X7HF_REG_PWM(data->type, nr)) & 0x0f));
        } else {
-               data->pwm[nr - 1] = PWM_TO_REG(val);
-               w83627hf_write_value(client,
+               data->pwm[nr] = PWM_TO_REG(val);
+               w83627hf_write_value(data,
                                     W836X7HF_REG_PWM(data->type, nr),
-                                    data->pwm[nr - 1]);
+                                    data->pwm[nr]);
+       }
+
+       mutex_unlock(&data->update_lock);
+       return count;
+}
+
+static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 0);
+static SENSOR_DEVICE_ATTR(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 1);
+static SENSOR_DEVICE_ATTR(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 2);
+
+static ssize_t
+show_pwm_enable(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       return sprintf(buf, "%d\n", data->pwm_enable[nr]);
+}
+
+static ssize_t
+store_pwm_enable(struct device *dev, struct device_attribute *devattr,
+         const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       unsigned long val = simple_strtoul(buf, NULL, 10);
+       u8 reg;
+
+       if (!val || (val > 3))  /* modes 1, 2 and 3 are supported */
+               return -EINVAL;
+       mutex_lock(&data->update_lock);
+       data->pwm_enable[nr] = val;
+       reg = w83627hf_read_value(data, W83627THF_REG_PWM_ENABLE[nr]);
+       reg &= ~(0x03 << W83627THF_PWM_ENABLE_SHIFT[nr]);
+       reg |= (val - 1) << W83627THF_PWM_ENABLE_SHIFT[nr];
+       w83627hf_write_value(data, W83627THF_REG_PWM_ENABLE[nr], reg);
+       mutex_unlock(&data->update_lock);
+       return count;
+}
+
+static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+                                                 store_pwm_enable, 0);
+static SENSOR_DEVICE_ATTR(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+                                                 store_pwm_enable, 1);
+static SENSOR_DEVICE_ATTR(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+                                                 store_pwm_enable, 2);
+
+static ssize_t
+show_pwm_freq(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = w83627hf_update_device(dev);
+       if (data->type == w83627hf)
+               return sprintf(buf, "%ld\n",
+                       pwm_freq_from_reg_627hf(data->pwm_freq[nr]));
+       else
+               return sprintf(buf, "%ld\n",
+                       pwm_freq_from_reg(data->pwm_freq[nr]));
+}
+
+static ssize_t
+store_pwm_freq(struct device *dev, struct device_attribute *devattr,
+              const char *buf, size_t count)
+{
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       static const u8 mask[]={0xF8, 0x8F};
+       u32 val;
+
+       val = simple_strtoul(buf, NULL, 10);
+
+       mutex_lock(&data->update_lock);
+
+       if (data->type == w83627hf) {
+               data->pwm_freq[nr] = pwm_freq_to_reg_627hf(val);
+               w83627hf_write_value(data, W83627HF_REG_PWM_FREQ,
+                               (data->pwm_freq[nr] << (nr*4)) |
+                               (w83627hf_read_value(data,
+                               W83627HF_REG_PWM_FREQ) & mask[nr]));
+       } else {
+               data->pwm_freq[nr] = pwm_freq_to_reg(val);
+               w83627hf_write_value(data, W83637HF_REG_PWM_FREQ[nr],
+                               data->pwm_freq[nr]);
        }
 
-       up(&data->update_lock);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
-#define sysfs_pwm(offset) \
-static ssize_t show_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-       return show_pwm_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
-       return store_pwm_reg(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \
-                 show_regs_pwm_##offset, store_regs_pwm_##offset);
-
-sysfs_pwm(1);
-sysfs_pwm(2);
-sysfs_pwm(3);
-
-#define device_create_file_pwm(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_pwm##offset); \
-} while (0)
+static SENSOR_DEVICE_ATTR(pwm1_freq, S_IRUGO|S_IWUSR,
+                         show_pwm_freq, store_pwm_freq, 0);
+static SENSOR_DEVICE_ATTR(pwm2_freq, S_IRUGO|S_IWUSR,
+                         show_pwm_freq, store_pwm_freq, 1);
+static SENSOR_DEVICE_ATTR(pwm3_freq, S_IRUGO|S_IWUSR,
+                         show_pwm_freq, store_pwm_freq, 2);
 
 static ssize_t
-show_sensor_reg(struct device *dev, char *buf, int nr)
+show_temp_type(struct device *dev, struct device_attribute *devattr,
+              char *buf)
 {
+       int nr = to_sensor_dev_attr(devattr)->index;
        struct w83627hf_data *data = w83627hf_update_device(dev);
-       return sprintf(buf, "%ld\n", (long) data->sens[nr - 1]);
+       return sprintf(buf, "%ld\n", (long) data->sens[nr]);
 }
 
 static ssize_t
-store_sensor_reg(struct device *dev, const char *buf, size_t count, int nr)
+store_temp_type(struct device *dev, struct device_attribute *devattr,
+               const char *buf, size_t count)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       int nr = to_sensor_dev_attr(devattr)->index;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
        u32 val, tmp;
 
        val = simple_strtoul(buf, NULL, 10);
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
 
        switch (val) {
        case 1:         /* PII/Celeron diode */
-               tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
-               w83627hf_write_value(client, W83781D_REG_SCFG1,
-                                   tmp | BIT_SCFG1[nr - 1]);
-               tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
-               w83627hf_write_value(client, W83781D_REG_SCFG2,
-                                   tmp | BIT_SCFG2[nr - 1]);
-               data->sens[nr - 1] = val;
+               tmp = w83627hf_read_value(data, W83781D_REG_SCFG1);
+               w83627hf_write_value(data, W83781D_REG_SCFG1,
+                                   tmp | BIT_SCFG1[nr]);
+               tmp = w83627hf_read_value(data, W83781D_REG_SCFG2);
+               w83627hf_write_value(data, W83781D_REG_SCFG2,
+                                   tmp | BIT_SCFG2[nr]);
+               data->sens[nr] = val;
                break;
        case 2:         /* 3904 */
-               tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
-               w83627hf_write_value(client, W83781D_REG_SCFG1,
-                                   tmp | BIT_SCFG1[nr - 1]);
-               tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
-               w83627hf_write_value(client, W83781D_REG_SCFG2,
-                                   tmp & ~BIT_SCFG2[nr - 1]);
-               data->sens[nr - 1] = val;
+               tmp = w83627hf_read_value(data, W83781D_REG_SCFG1);
+               w83627hf_write_value(data, W83781D_REG_SCFG1,
+                                   tmp | BIT_SCFG1[nr]);
+               tmp = w83627hf_read_value(data, W83781D_REG_SCFG2);
+               w83627hf_write_value(data, W83781D_REG_SCFG2,
+                                   tmp & ~BIT_SCFG2[nr]);
+               data->sens[nr] = val;
                break;
-       case W83781D_DEFAULT_BETA:      /* thermistor */
-               tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
-               w83627hf_write_value(client, W83781D_REG_SCFG1,
-                                   tmp & ~BIT_SCFG1[nr - 1]);
-               data->sens[nr - 1] = val;
+       case W83781D_DEFAULT_BETA:
+               dev_warn(dev, "Sensor type %d is deprecated, please use 4 "
+                        "instead\n", W83781D_DEFAULT_BETA);
+               /* fall through */
+       case 4:         /* thermistor */
+               tmp = w83627hf_read_value(data, W83781D_REG_SCFG1);
+               w83627hf_write_value(data, W83781D_REG_SCFG1,
+                                   tmp & ~BIT_SCFG1[nr]);
+               data->sens[nr] = val;
                break;
        default:
-               dev_err(&client->dev,
-                      "Invalid sensor type %ld; must be 1, 2, or %d\n",
-                      (long) val, W83781D_DEFAULT_BETA);
+               dev_err(dev,
+                      "Invalid sensor type %ld; must be 1, 2, or 4\n",
+                      (long) val);
                break;
        }
 
-       up(&data->update_lock);
+       mutex_unlock(&data->update_lock);
        return count;
 }
 
-#define sysfs_sensor(offset) \
-static ssize_t show_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-    return show_sensor_reg(dev, buf, offset); \
-} \
-static ssize_t \
-store_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
-    return store_sensor_reg(dev, buf, count, offset); \
-} \
-static DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \
-                 show_regs_sensor_##offset, store_regs_sensor_##offset);
+#define sysfs_temp_type(offset) \
+static SENSOR_DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \
+                         show_temp_type, store_temp_type, offset - 1);
 
-sysfs_sensor(1);
-sysfs_sensor(2);
-sysfs_sensor(3);
+sysfs_temp_type(1);
+sysfs_temp_type(2);
+sysfs_temp_type(3);
 
-#define device_create_file_sensor(client, offset) \
-do { \
-device_create_file(&client->dev, &dev_attr_temp##offset##_type); \
-} while (0)
+static ssize_t
+show_name(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+       struct w83627hf_data *data = dev_get_drvdata(dev);
 
+       return sprintf(buf, "%s\n", data->name);
+}
+static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 
-static int __init w83627hf_find(int sioaddr, unsigned short *addr)
+static int __init w83627hf_find(int sioaddr, unsigned short *addr,
+                               struct w83627hf_sio_data *sio_data)
 {
+       int err = -ENODEV;
        u16 val;
 
-       REG = sioaddr;
-       VAL = sioaddr + 1;
-
-       superio_enter();
-       val= superio_inb(DEVID);
-       if(val != W627_DEVID &&
-          val != W627THF_DEVID &&
-          val != W697_DEVID &&
-          val != W637_DEVID) {
-               superio_exit();
-               return -ENODEV;
+       static const __initdata char *names[] = {
+               "W83627HF",
+               "W83627THF",
+               "W83697HF",
+               "W83637HF",
+               "W83687THF",
+       };
+
+       sio_data->sioaddr = sioaddr;
+       superio_enter(sio_data);
+       val = force_id ? force_id : superio_inb(sio_data, DEVID);
+       switch (val) {
+       case W627_DEVID:
+               sio_data->type = w83627hf;
+               break;
+       case W627THF_DEVID:
+               sio_data->type = w83627thf;
+               break;
+       case W697_DEVID:
+               sio_data->type = w83697hf;
+               break;
+       case W637_DEVID:
+               sio_data->type = w83637hf;
+               break;
+       case W687THF_DEVID:
+               sio_data->type = w83687thf;
+               break;
+       case 0xff:      /* No device at all */
+               goto exit;
+       default:
+               pr_debug(DRVNAME ": Unsupported chip (DEVID=0x%02x)\n", val);
+               goto exit;
        }
 
-       superio_select(W83627HF_LD_HWM);
-       val = (superio_inb(WINB_BASE_REG) << 8) |
-              superio_inb(WINB_BASE_REG + 1);
+       superio_select(sio_data, W83627HF_LD_HWM);
+       val = (superio_inb(sio_data, WINB_BASE_REG) << 8) |
+              superio_inb(sio_data, WINB_BASE_REG + 1);
        *addr = val & WINB_ALIGNMENT;
-       if (*addr == 0 && force_addr == 0) {
-               superio_exit();
-               return -ENODEV;
+       if (*addr == 0) {
+               pr_warn("Base address not set, skipping\n");
+               goto exit;
        }
 
-       superio_exit();
-       return 0;
+       val = superio_inb(sio_data, WINB_ACT_REG);
+       if (!(val & 0x01)) {
+               pr_warn("Enabling HWM logical device\n");
+               superio_outb(sio_data, WINB_ACT_REG, val | 0x01);
+       }
+
+       err = 0;
+       pr_info(DRVNAME ": Found %s chip at %#x\n",
+               names[sio_data->type], *addr);
+
+ exit:
+       superio_exit(sio_data);
+       return err;
 }
 
-static int w83627hf_detect(struct i2c_adapter *adapter)
-{
-       int val, kind;
-       struct i2c_client *new_client;
-       struct w83627hf_data *data;
-       int err = 0;
-       const char *client_name = "";
+#define VIN_UNIT_ATTRS(_X_)    \
+       &sensor_dev_attr_in##_X_##_input.dev_attr.attr,         \
+       &sensor_dev_attr_in##_X_##_min.dev_attr.attr,           \
+       &sensor_dev_attr_in##_X_##_max.dev_attr.attr,           \
+       &sensor_dev_attr_in##_X_##_alarm.dev_attr.attr,         \
+       &sensor_dev_attr_in##_X_##_beep.dev_attr.attr
+
+#define FAN_UNIT_ATTRS(_X_)    \
+       &sensor_dev_attr_fan##_X_##_input.dev_attr.attr,        \
+       &sensor_dev_attr_fan##_X_##_min.dev_attr.attr,          \
+       &sensor_dev_attr_fan##_X_##_div.dev_attr.attr,          \
+       &sensor_dev_attr_fan##_X_##_alarm.dev_attr.attr,        \
+       &sensor_dev_attr_fan##_X_##_beep.dev_attr.attr
+
+#define TEMP_UNIT_ATTRS(_X_)   \
+       &sensor_dev_attr_temp##_X_##_input.dev_attr.attr,       \
+       &sensor_dev_attr_temp##_X_##_max.dev_attr.attr,         \
+       &sensor_dev_attr_temp##_X_##_max_hyst.dev_attr.attr,    \
+       &sensor_dev_attr_temp##_X_##_type.dev_attr.attr,        \
+       &sensor_dev_attr_temp##_X_##_alarm.dev_attr.attr,       \
+       &sensor_dev_attr_temp##_X_##_beep.dev_attr.attr
+
+static struct attribute *w83627hf_attributes[] = {
+       &dev_attr_in0_input.attr,
+       &dev_attr_in0_min.attr,
+       &dev_attr_in0_max.attr,
+       &sensor_dev_attr_in0_alarm.dev_attr.attr,
+       &sensor_dev_attr_in0_beep.dev_attr.attr,
+       VIN_UNIT_ATTRS(2),
+       VIN_UNIT_ATTRS(3),
+       VIN_UNIT_ATTRS(4),
+       VIN_UNIT_ATTRS(7),
+       VIN_UNIT_ATTRS(8),
+
+       FAN_UNIT_ATTRS(1),
+       FAN_UNIT_ATTRS(2),
+
+       TEMP_UNIT_ATTRS(1),
+       TEMP_UNIT_ATTRS(2),
+
+       &dev_attr_alarms.attr,
+       &sensor_dev_attr_beep_enable.dev_attr.attr,
+       &dev_attr_beep_mask.attr,
+
+       &sensor_dev_attr_pwm1.dev_attr.attr,
+       &sensor_dev_attr_pwm2.dev_attr.attr,
+       &dev_attr_name.attr,
+       NULL
+};
 
-       if(force_addr)
-               address = force_addr & WINB_ALIGNMENT;
+static const struct attribute_group w83627hf_group = {
+       .attrs = w83627hf_attributes,
+};
 
-       if (!request_region(address + WINB_REGION_OFFSET, WINB_REGION_SIZE,
-                           w83627hf_driver.driver.name)) {
-               err = -EBUSY;
-               goto ERROR0;
-       }
+static struct attribute *w83627hf_attributes_opt[] = {
+       VIN_UNIT_ATTRS(1),
+       VIN_UNIT_ATTRS(5),
+       VIN_UNIT_ATTRS(6),
 
-       if(force_addr) {
-               printk("w83627hf.o: forcing ISA address 0x%04X\n", address);
-               superio_enter();
-               superio_select(W83627HF_LD_HWM);
-               superio_outb(WINB_BASE_REG, address >> 8);
-               superio_outb(WINB_BASE_REG+1, address & 0xff);
-               superio_exit();
-       }
+       FAN_UNIT_ATTRS(3),
+       TEMP_UNIT_ATTRS(3),
+       &sensor_dev_attr_pwm3.dev_attr.attr,
 
-       superio_enter();
-       val= superio_inb(DEVID);
-       if(val == W627_DEVID)
-               kind = w83627hf;
-       else if(val == W697_DEVID)
-               kind = w83697hf;
-       else if(val == W627THF_DEVID)
-               kind = w83627thf;
-       else if(val == W637_DEVID)
-               kind = w83637hf;
-       else {
-               dev_info(&adapter->dev,
-                        "Unsupported chip (dev_id=0x%02X).\n", val);
-               goto ERROR1;
-       }
+       &sensor_dev_attr_pwm1_freq.dev_attr.attr,
+       &sensor_dev_attr_pwm2_freq.dev_attr.attr,
+       &sensor_dev_attr_pwm3_freq.dev_attr.attr,
 
-       superio_select(W83627HF_LD_HWM);
-       if((val = 0x01 & superio_inb(WINB_ACT_REG)) == 0)
-               superio_outb(WINB_ACT_REG, 1);
-       superio_exit();
+       &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+       &sensor_dev_attr_pwm2_enable.dev_attr.attr,
+       &sensor_dev_attr_pwm3_enable.dev_attr.attr,
 
-       /* OK. For now, we presume we have a valid client. We now create the
-          client structure, even though we cannot fill it completely yet.
-          But it allows us to access w83627hf_{read,write}_value. */
+       NULL
+};
+
+static const struct attribute_group w83627hf_group_opt = {
+       .attrs = w83627hf_attributes_opt,
+};
+
+static int __devinit w83627hf_probe(struct platform_device *pdev)
+{
+       struct device *dev = &pdev->dev;
+       struct w83627hf_sio_data *sio_data = dev->platform_data;
+       struct w83627hf_data *data;
+       struct resource *res;
+       int err, i;
+
+       static const char *names[] = {
+               "w83627hf",
+               "w83627thf",
+               "w83697hf",
+               "w83637hf",
+               "w83687thf",
+       };
+
+       res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+       if (!request_region(res->start, WINB_REGION_SIZE, DRVNAME)) {
+               dev_err(dev, "Failed to request region 0x%lx-0x%lx\n",
+                       (unsigned long)res->start,
+                       (unsigned long)(res->start + WINB_REGION_SIZE - 1));
+               err = -EBUSY;
+               goto ERROR0;
+       }
 
        if (!(data = kzalloc(sizeof(struct w83627hf_data), GFP_KERNEL))) {
                err = -ENOMEM;
                goto ERROR1;
        }
-
-       new_client = &data->client;
-       i2c_set_clientdata(new_client, data);
-       new_client->addr = address;
-       init_MUTEX(&data->lock);
-       new_client->adapter = adapter;
-       new_client->driver = &w83627hf_driver;
-       new_client->flags = 0;
-
-
-       if (kind == w83627hf) {
-               client_name = "w83627hf";
-       } else if (kind == w83627thf) {
-               client_name = "w83627thf";
-       } else if (kind == w83697hf) {
-               client_name = "w83697hf";
-       } else if (kind == w83637hf) {
-               client_name = "w83637hf";
-       }
-
-       /* Fill in the remaining client fields and put into the global list */
-       strlcpy(new_client->name, client_name, I2C_NAME_SIZE);
-       data->type = kind;
-       data->valid = 0;
-       init_MUTEX(&data->update_lock);
-
-       /* Tell the I2C layer a new client has arrived */
-       if ((err = i2c_attach_client(new_client)))
-               goto ERROR2;
-
-       data->lm75 = NULL;
+       data->addr = res->start;
+       data->type = sio_data->type;
+       data->name = names[sio_data->type];
+       mutex_init(&data->lock);
+       mutex_init(&data->update_lock);
+       platform_set_drvdata(pdev, data);
 
        /* Initialize the chip */
-       w83627hf_init_client(new_client);
+       w83627hf_init_device(pdev);
 
        /* A few vars need to be filled upon startup */
-       data->fan_min[0] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(1));
-       data->fan_min[1] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(2));
-       data->fan_min[2] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(3));
-
-       /* Register sysfs hooks */
-       data->class_dev = hwmon_device_register(&new_client->dev);
-       if (IS_ERR(data->class_dev)) {
-               err = PTR_ERR(data->class_dev);
+       for (i = 0; i <= 2; i++)
+               data->fan_min[i] = w83627hf_read_value(
+                                       data, W83627HF_REG_FAN_MIN(i));
+       w83627hf_update_fan_div(data);
+
+       /* Register common device attributes */
+       if ((err = sysfs_create_group(&dev->kobj, &w83627hf_group)))
                goto ERROR3;
-       }
 
-       device_create_file_in(new_client, 0);
-       if (kind != w83697hf)
-               device_create_file_in(new_client, 1);
-       device_create_file_in(new_client, 2);
-       device_create_file_in(new_client, 3);
-       device_create_file_in(new_client, 4);
-       if (kind != w83627thf && kind != w83637hf) {
-               device_create_file_in(new_client, 5);
-               device_create_file_in(new_client, 6);
+       /* Register chip-specific device attributes */
+       if (data->type == w83627hf || data->type == w83697hf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_in5_input.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in5_min.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in5_max.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in5_alarm.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in5_beep.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in6_input.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in6_min.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in6_max.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in6_alarm.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in6_beep.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_pwm1_freq.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_pwm2_freq.dev_attr)))
+                       goto ERROR4;
+
+       if (data->type != w83697hf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_in1_input.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in1_min.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in1_max.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in1_alarm.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_in1_beep.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_fan3_input.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_fan3_min.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_fan3_div.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_fan3_alarm.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_fan3_beep.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_input.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_max.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_max_hyst.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_alarm.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_beep.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_temp3_type.dev_attr)))
+                       goto ERROR4;
+
+       if (data->type != w83697hf && data->vid != 0xff) {
+               /* Convert VID to voltage based on VRM */
+               data->vrm = vid_which_vrm();
+
+               if ((err = device_create_file(dev, &dev_attr_cpu0_vid))
+                || (err = device_create_file(dev, &dev_attr_vrm)))
+                       goto ERROR4;
        }
-       device_create_file_in(new_client, 7);
-       device_create_file_in(new_client, 8);
-
-       device_create_file_fan(new_client, 1);
-       device_create_file_fan(new_client, 2);
-       if (kind != w83697hf)
-               device_create_file_fan(new_client, 3);
-
-       device_create_file_temp(new_client, 1);
-       device_create_file_temp(new_client, 2);
-       if (kind != w83697hf)
-               device_create_file_temp(new_client, 3);
-
-       if (kind != w83697hf && data->vid != 0xff) {
-               device_create_file_vid(new_client);
-               device_create_file_vrm(new_client);
-       }
-
-       device_create_file_fan_div(new_client, 1);
-       device_create_file_fan_div(new_client, 2);
-       if (kind != w83697hf)
-               device_create_file_fan_div(new_client, 3);
-
-       device_create_file_alarms(new_client);
-
-       device_create_file_beep(new_client);
-
-       device_create_file_pwm(new_client, 1);
-       device_create_file_pwm(new_client, 2);
-       if (kind == w83627thf || kind == w83637hf)
-               device_create_file_pwm(new_client, 3);
 
-       device_create_file_sensor(new_client, 1);
-       device_create_file_sensor(new_client, 2);
-       if (kind != w83697hf)
-               device_create_file_sensor(new_client, 3);
+       if (data->type == w83627thf || data->type == w83637hf
+        || data->type == w83687thf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_pwm3.dev_attr)))
+                       goto ERROR4;
+
+       if (data->type == w83637hf || data->type == w83687thf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_pwm1_freq.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_pwm2_freq.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_pwm3_freq.dev_attr)))
+                       goto ERROR4;
+
+       if (data->type != w83627hf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_pwm1_enable.dev_attr))
+                || (err = device_create_file(dev,
+                               &sensor_dev_attr_pwm2_enable.dev_attr)))
+                       goto ERROR4;
+
+       if (data->type == w83627thf || data->type == w83637hf
+        || data->type == w83687thf)
+               if ((err = device_create_file(dev,
+                               &sensor_dev_attr_pwm3_enable.dev_attr)))
+                       goto ERROR4;
+
+       data->hwmon_dev = hwmon_device_register(dev);
+       if (IS_ERR(data->hwmon_dev)) {
+               err = PTR_ERR(data->hwmon_dev);
+               goto ERROR4;
+       }
 
        return 0;
 
+      ERROR4:
+       sysfs_remove_group(&dev->kobj, &w83627hf_group);
+       sysfs_remove_group(&dev->kobj, &w83627hf_group_opt);
       ERROR3:
-       i2c_detach_client(new_client);
-      ERROR2:
+       platform_set_drvdata(pdev, NULL);
        kfree(data);
       ERROR1:
-       release_region(address + WINB_REGION_OFFSET, WINB_REGION_SIZE);
+       release_region(res->start, WINB_REGION_SIZE);
       ERROR0:
        return err;
 }
 
-static int w83627hf_detach_client(struct i2c_client *client)
+static int __devexit w83627hf_remove(struct platform_device *pdev)
 {
-       struct w83627hf_data *data = i2c_get_clientdata(client);
-       int err;
+       struct w83627hf_data *data = platform_get_drvdata(pdev);
+       struct resource *res;
 
-       hwmon_device_unregister(data->class_dev);
+       hwmon_device_unregister(data->hwmon_dev);
 
-       if ((err = i2c_detach_client(client)))
-               return err;
-
-       release_region(client->addr + WINB_REGION_OFFSET, WINB_REGION_SIZE);
+       sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group);
+       sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group_opt);
+       platform_set_drvdata(pdev, NULL);
        kfree(data);
 
+       res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+       release_region(res->start, WINB_REGION_SIZE);
+
        return 0;
 }
 
 
-/*
-   ISA access must always be locked explicitly!
-   We ignore the W83781D BUSY flag at this moment - it could lead to deadlocks,
-   would slow down the W83781D access and should not be necessary.
-   There are some ugly typecasts here, but the good news is - they should
-   nowhere else be necessary! */
-static int w83627hf_read_value(struct i2c_client *client, u16 reg)
-{
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+/* Registers 0x50-0x5f are banked */
+static inline void w83627hf_set_bank(struct w83627hf_data *data, u16 reg)
+{
+       if ((reg & 0x00f0) == 0x50) {
+               outb_p(W83781D_REG_BANK, data->addr + W83781D_ADDR_REG_OFFSET);
+               outb_p(reg >> 8, data->addr + W83781D_DATA_REG_OFFSET);
+       }
+}
+
+/* Not strictly necessary, but play it safe for now */
+static inline void w83627hf_reset_bank(struct w83627hf_data *data, u16 reg)
+{
+       if (reg & 0xff00) {
+               outb_p(W83781D_REG_BANK, data->addr + W83781D_ADDR_REG_OFFSET);
+               outb_p(0, data->addr + W83781D_DATA_REG_OFFSET);
+       }
+}
+
+static int w83627hf_read_value(struct w83627hf_data *data, u16 reg)
+{
        int res, word_sized;
 
-       down(&data->lock);
+       mutex_lock(&data->lock);
        word_sized = (((reg & 0xff00) == 0x100)
                   || ((reg & 0xff00) == 0x200))
                  && (((reg & 0x00ff) == 0x50)
                   || ((reg & 0x00ff) == 0x53)
                   || ((reg & 0x00ff) == 0x55));
-       if (reg & 0xff00) {
-               outb_p(W83781D_REG_BANK,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
-               outb_p(reg >> 8,
-                      client->addr + W83781D_DATA_REG_OFFSET);
-       }
-       outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
-       res = inb_p(client->addr + W83781D_DATA_REG_OFFSET);
+       w83627hf_set_bank(data, reg);
+       outb_p(reg & 0xff, data->addr + W83781D_ADDR_REG_OFFSET);
+       res = inb_p(data->addr + W83781D_DATA_REG_OFFSET);
        if (word_sized) {
                outb_p((reg & 0xff) + 1,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
+                      data->addr + W83781D_ADDR_REG_OFFSET);
                res =
-                   (res << 8) + inb_p(client->addr +
+                   (res << 8) + inb_p(data->addr +
                                       W83781D_DATA_REG_OFFSET);
        }
-       if (reg & 0xff00) {
-               outb_p(W83781D_REG_BANK,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
-               outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
-       }
-       up(&data->lock);
+       w83627hf_reset_bank(data, reg);
+       mutex_unlock(&data->lock);
        return res;
 }
 
-static int w83627thf_read_gpio5(struct i2c_client *client)
+static int __devinit w83627thf_read_gpio5(struct platform_device *pdev)
 {
+       struct w83627hf_sio_data *sio_data = pdev->dev.platform_data;
        int res = 0xff, sel;
 
-       superio_enter();
-       superio_select(W83627HF_LD_GPIO5);
+       superio_enter(sio_data);
+       superio_select(sio_data, W83627HF_LD_GPIO5);
 
        /* Make sure these GPIO pins are enabled */
-       if (!(superio_inb(W83627THF_GPIO5_EN) & (1<<3))) {
-               dev_dbg(&client->dev, "GPIO5 disabled, no VID function\n");
+       if (!(superio_inb(sio_data, W83627THF_GPIO5_EN) & (1<<3))) {
+               dev_dbg(&pdev->dev, "GPIO5 disabled, no VID function\n");
                goto exit;
        }
 
        /* Make sure the pins are configured for input
           There must be at least five (VRM 9), and possibly 6 (VRM 10) */
-       sel = superio_inb(W83627THF_GPIO5_IOSR) & 0x3f;
+       sel = superio_inb(sio_data, W83627THF_GPIO5_IOSR) & 0x3f;
        if ((sel & 0x1f) != 0x1f) {
-               dev_dbg(&client->dev, "GPIO5 not configured for VID "
+               dev_dbg(&pdev->dev, "GPIO5 not configured for VID "
                        "function\n");
                goto exit;
        }
 
-       dev_info(&client->dev, "Reading VID from GPIO5\n");
-       res = superio_inb(W83627THF_GPIO5_DR) & sel;
+       dev_info(&pdev->dev, "Reading VID from GPIO5\n");
+       res = superio_inb(sio_data, W83627THF_GPIO5_DR) & sel;
+
+exit:
+       superio_exit(sio_data);
+       return res;
+}
+
+static int __devinit w83687thf_read_vid(struct platform_device *pdev)
+{
+       struct w83627hf_sio_data *sio_data = pdev->dev.platform_data;
+       int res = 0xff;
+
+       superio_enter(sio_data);
+       superio_select(sio_data, W83627HF_LD_HWM);
+
+       /* Make sure these GPIO pins are enabled */
+       if (!(superio_inb(sio_data, W83687THF_VID_EN) & (1 << 2))) {
+               dev_dbg(&pdev->dev, "VID disabled, no VID function\n");
+               goto exit;
+       }
+
+       /* Make sure the pins are configured for input */
+       if (!(superio_inb(sio_data, W83687THF_VID_CFG) & (1 << 4))) {
+               dev_dbg(&pdev->dev, "VID configured as output, "
+                       "no VID function\n");
+               goto exit;
+       }
+
+       res = superio_inb(sio_data, W83687THF_VID_DATA) & 0x3f;
 
 exit:
-       superio_exit();
+       superio_exit(sio_data);
        return res;
 }
 
-static int w83627hf_write_value(struct i2c_client *client, u16 reg, u16 value)
+static int w83627hf_write_value(struct w83627hf_data *data, u16 reg, u16 value)
 {
-       struct w83627hf_data *data = i2c_get_clientdata(client);
        int word_sized;
 
-       down(&data->lock);
+       mutex_lock(&data->lock);
        word_sized = (((reg & 0xff00) == 0x100)
                   || ((reg & 0xff00) == 0x200))
                  && (((reg & 0x00ff) == 0x53)
                   || ((reg & 0x00ff) == 0x55));
-       if (reg & 0xff00) {
-               outb_p(W83781D_REG_BANK,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
-               outb_p(reg >> 8,
-                      client->addr + W83781D_DATA_REG_OFFSET);
-       }
-       outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
+       w83627hf_set_bank(data, reg);
+       outb_p(reg & 0xff, data->addr + W83781D_ADDR_REG_OFFSET);
        if (word_sized) {
                outb_p(value >> 8,
-                      client->addr + W83781D_DATA_REG_OFFSET);
+                      data->addr + W83781D_DATA_REG_OFFSET);
                outb_p((reg & 0xff) + 1,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
+                      data->addr + W83781D_ADDR_REG_OFFSET);
        }
        outb_p(value & 0xff,
-              client->addr + W83781D_DATA_REG_OFFSET);
-       if (reg & 0xff00) {
-               outb_p(W83781D_REG_BANK,
-                      client->addr + W83781D_ADDR_REG_OFFSET);
-               outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
-       }
-       up(&data->lock);
+              data->addr + W83781D_DATA_REG_OFFSET);
+       w83627hf_reset_bank(data, reg);
+       mutex_unlock(&data->lock);
        return 0;
 }
 
-static void w83627hf_init_client(struct i2c_client *client)
+static void __devinit w83627hf_init_device(struct platform_device *pdev)
 {
-       struct w83627hf_data *data = i2c_get_clientdata(client);
+       struct w83627hf_data *data = platform_get_drvdata(pdev);
        int i;
-       int type = data->type;
+       enum chips type = data->type;
        u8 tmp;
 
-       if (reset) {
-               /* Resetting the chip has been the default for a long time,
-                  but repeatedly caused problems (fans going to full
-                  speed...) so it is now optional. It might even go away if
-                  nobody reports it as being useful, as I see very little
-                  reason why this would be needed at all. */
-               dev_info(&client->dev, "If reset=1 solved a problem you were "
-                        "having, please report!\n");
-
-               /* save this register */
-               i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG);
-               /* Reset all except Watchdog values and last conversion values
-                  This sets fan-divs to 2, among others */
-               w83627hf_write_value(client, W83781D_REG_CONFIG, 0x80);
-               /* Restore the register and disable power-on abnormal beep.
-                  This saves FAN 1/2/3 input/output values set by BIOS. */
-               w83627hf_write_value(client, W83781D_REG_BEEP_CONFIG, i | 0x80);
-               /* Disable master beep-enable (reset turns it on).
-                  Individual beeps should be reset to off but for some reason
-                  disabling this bit helps some people not get beeped */
-               w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, 0);
-       }
-
        /* Minimize conflicts with other winbond i2c-only clients...  */
        /* disable i2c subclients... how to disable main i2c client?? */
        /* force i2c address to relatively uncommon address */
-       w83627hf_write_value(client, W83781D_REG_I2C_SUBADDR, 0x89);
-       w83627hf_write_value(client, W83781D_REG_I2C_ADDR, force_i2c);
+       w83627hf_write_value(data, W83781D_REG_I2C_SUBADDR, 0x89);
+       w83627hf_write_value(data, W83781D_REG_I2C_ADDR, force_i2c);
 
        /* Read VID only once */
-       if (w83627hf == data->type || w83637hf == data->type) {
-               int lo = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
-               int hi = w83627hf_read_value(client, W83781D_REG_CHIPID);
+       if (type == w83627hf || type == w83637hf) {
+               int lo = w83627hf_read_value(data, W83781D_REG_VID_FANDIV);
+               int hi = w83627hf_read_value(data, W83781D_REG_CHIPID);
                data->vid = (lo & 0x0f) | ((hi & 0x01) << 4);
-       } else if (w83627thf == data->type) {
-               data->vid = w83627thf_read_gpio5(client);
+       } else if (type == w83627thf) {
+               data->vid = w83627thf_read_gpio5(pdev);
+       } else if (type == w83687thf) {
+               data->vid = w83687thf_read_vid(pdev);
        }
 
        /* Read VRM & OVT Config only once */
-       if (w83627thf == data->type || w83637hf == data->type) {
+       if (type == w83627thf || type == w83637hf || type == w83687thf) {
                data->vrm_ovt = 
-                       w83627hf_read_value(client, W83627THF_REG_VRM_OVT_CFG);
+                       w83627hf_read_value(data, W83627THF_REG_VRM_OVT_CFG);
        }
 
-       /* Convert VID to voltage based on VRM */
-       data->vrm = vid_which_vrm();
-
-       tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
+       tmp = w83627hf_read_value(data, W83781D_REG_SCFG1);
        for (i = 1; i <= 3; i++) {
                if (!(tmp & BIT_SCFG1[i - 1])) {
-                       data->sens[i - 1] = W83781D_DEFAULT_BETA;
+                       data->sens[i - 1] = 4;
                } else {
                        if (w83627hf_read_value
-                           (client,
+                           (data,
                             W83781D_REG_SCFG2) & BIT_SCFG2[i - 1])
                                data->sens[i - 1] = 1;
                        else
@@ -1353,141 +1627,231 @@ static void w83627hf_init_client(struct i2c_client *client)
 
        if(init) {
                /* Enable temp2 */
-               tmp = w83627hf_read_value(client, W83781D_REG_TEMP2_CONFIG);
+               tmp = w83627hf_read_value(data, W83627HF_REG_TEMP2_CONFIG);
                if (tmp & 0x01) {
-                       dev_warn(&client->dev, "Enabling temp2, readings "
+                       dev_warn(&pdev->dev, "Enabling temp2, readings "
                                 "might not make sense\n");
-                       w83627hf_write_value(client, W83781D_REG_TEMP2_CONFIG,
+                       w83627hf_write_value(data, W83627HF_REG_TEMP2_CONFIG,
                                tmp & 0xfe);
                }
 
                /* Enable temp3 */
                if (type != w83697hf) {
-                       tmp = w83627hf_read_value(client,
-                               W83781D_REG_TEMP3_CONFIG);
+                       tmp = w83627hf_read_value(data,
+                               W83627HF_REG_TEMP3_CONFIG);
                        if (tmp & 0x01) {
-                               dev_warn(&client->dev, "Enabling temp3, "
+                               dev_warn(&pdev->dev, "Enabling temp3, "
                                         "readings might not make sense\n");
-                               w83627hf_write_value(client,
-                                       W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
+                               w83627hf_write_value(data,
+                                       W83627HF_REG_TEMP3_CONFIG, tmp & 0xfe);
                        }
                }
        }
 
        /* Start monitoring */
-       w83627hf_write_value(client, W83781D_REG_CONFIG,
-                           (w83627hf_read_value(client,
+       w83627hf_write_value(data, W83781D_REG_CONFIG,
+                           (w83627hf_read_value(data,
                                                W83781D_REG_CONFIG) & 0xf7)
                            | 0x01);
+
+       /* Enable VBAT monitoring if needed */
+       tmp = w83627hf_read_value(data, W83781D_REG_VBAT);
+       if (!(tmp & 0x01))
+               w83627hf_write_value(data, W83781D_REG_VBAT, tmp | 0x01);
+}
+
+static void w83627hf_update_fan_div(struct w83627hf_data *data)
+{
+       int reg;
+
+       reg = w83627hf_read_value(data, W83781D_REG_VID_FANDIV);
+       data->fan_div[0] = (reg >> 4) & 0x03;
+       data->fan_div[1] = (reg >> 6) & 0x03;
+       if (data->type != w83697hf) {
+               data->fan_div[2] = (w83627hf_read_value(data,
+                                      W83781D_REG_PIN) >> 6) & 0x03;
+       }
+       reg = w83627hf_read_value(data, W83781D_REG_VBAT);
+       data->fan_div[0] |= (reg >> 3) & 0x04;
+       data->fan_div[1] |= (reg >> 4) & 0x04;
+       if (data->type != w83697hf)
+               data->fan_div[2] |= (reg >> 5) & 0x04;
 }
 
 static struct w83627hf_data *w83627hf_update_device(struct device *dev)
 {
-       struct i2c_client *client = to_i2c_client(dev);
-       struct w83627hf_data *data = i2c_get_clientdata(client);
-       int i;
+       struct w83627hf_data *data = dev_get_drvdata(dev);
+       int i, num_temps = (data->type == w83697hf) ? 2 : 3;
+       int num_pwms = (data->type == w83697hf) ? 2 : 3;
 
-       down(&data->update_lock);
+       mutex_lock(&data->update_lock);
 
        if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
            || !data->valid) {
                for (i = 0; i <= 8; i++) {
                        /* skip missing sensors */
                        if (((data->type == w83697hf) && (i == 1)) ||
-                           ((data->type == w83627thf || data->type == w83637hf)
+                           ((data->type != w83627hf && data->type != w83697hf)
                            && (i == 5 || i == 6)))
                                continue;
                        data->in[i] =
-                           w83627hf_read_value(client, W83781D_REG_IN(i));
+                           w83627hf_read_value(data, W83781D_REG_IN(i));
                        data->in_min[i] =
-                           w83627hf_read_value(client,
+                           w83627hf_read_value(data,
                                               W83781D_REG_IN_MIN(i));
                        data->in_max[i] =
-                           w83627hf_read_value(client,
+                           w83627hf_read_value(data,
                                               W83781D_REG_IN_MAX(i));
                }
-               for (i = 1; i <= 3; i++) {
-                       data->fan[i - 1] =
-                           w83627hf_read_value(client, W83781D_REG_FAN(i));
-                       data->fan_min[i - 1] =
-                           w83627hf_read_value(client,
-                                              W83781D_REG_FAN_MIN(i));
+               for (i = 0; i <= 2; i++) {
+                       data->fan[i] =
+                           w83627hf_read_value(data, W83627HF_REG_FAN(i));
+                       data->fan_min[i] =
+                           w83627hf_read_value(data,
+                                              W83627HF_REG_FAN_MIN(i));
                }
-               for (i = 1; i <= 3; i++) {
-                       u8 tmp = w83627hf_read_value(client,
+               for (i = 0; i <= 2; i++) {
+                       u8 tmp = w83627hf_read_value(data,
                                W836X7HF_REG_PWM(data->type, i));
                        /* bits 0-3 are reserved  in 627THF */
                        if (data->type == w83627thf)
                                tmp &= 0xf0;
-                       data->pwm[i - 1] = tmp;
-                       if(i == 2 &&
-                          (data->type == w83627hf || data->type == w83697hf))
+                       data->pwm[i] = tmp;
+                       if (i == 1 &&
+                           (data->type == w83627hf || data->type == w83697hf))
                                break;
                }
-
-               data->temp = w83627hf_read_value(client, W83781D_REG_TEMP(1));
-               data->temp_max =
-                   w83627hf_read_value(client, W83781D_REG_TEMP_OVER(1));
-               data->temp_max_hyst =
-                   w83627hf_read_value(client, W83781D_REG_TEMP_HYST(1));
-               data->temp_add[0] =
-                   w83627hf_read_value(client, W83781D_REG_TEMP(2));
-               data->temp_max_add[0] =
-                   w83627hf_read_value(client, W83781D_REG_TEMP_OVER(2));
-               data->temp_max_hyst_add[0] =
-                   w83627hf_read_value(client, W83781D_REG_TEMP_HYST(2));
-               if (data->type != w83697hf) {
-                       data->temp_add[1] =
-                         w83627hf_read_value(client, W83781D_REG_TEMP(3));
-                       data->temp_max_add[1] =
-                         w83627hf_read_value(client, W83781D_REG_TEMP_OVER(3));
-                       data->temp_max_hyst_add[1] =
-                         w83627hf_read_value(client, W83781D_REG_TEMP_HYST(3));
+               if (data->type == w83627hf) {
+                               u8 tmp = w83627hf_read_value(data,
+                                               W83627HF_REG_PWM_FREQ);
+                               data->pwm_freq[0] = tmp & 0x07;
+                               data->pwm_freq[1] = (tmp >> 4) & 0x07;
+               } else if (data->type != w83627thf) {
+                       for (i = 1; i <= 3; i++) {
+                               data->pwm_freq[i - 1] =
+                                       w83627hf_read_value(data,
+                                               W83637HF_REG_PWM_FREQ[i - 1]);
+                               if (i == 2 && (data->type == w83697hf))
+                                       break;
+                       }
                }
-
-               i = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
-               data->fan_div[0] = (i >> 4) & 0x03;
-               data->fan_div[1] = (i >> 6) & 0x03;
-               if (data->type != w83697hf) {
-                       data->fan_div[2] = (w83627hf_read_value(client,
-                                              W83781D_REG_PIN) >> 6) & 0x03;
+               if (data->type != w83627hf) {
+                       for (i = 0; i < num_pwms; i++) {
+                               u8 tmp = w83627hf_read_value(data,
+                                       W83627THF_REG_PWM_ENABLE[i]);
+                               data->pwm_enable[i] =
+                                       ((tmp >> W83627THF_PWM_ENABLE_SHIFT[i])
+                                       & 0x03) + 1;
+                       }
+               }
+               for (i = 0; i < num_temps; i++) {
+                       data->temp[i] = w83627hf_read_value(
+                                               data, w83627hf_reg_temp[i]);
+                       data->temp_max[i] = w83627hf_read_value(
+                                               data, w83627hf_reg_temp_over[i]);
+                       data->temp_max_hyst[i] = w83627hf_read_value(
+                                               data, w83627hf_reg_temp_hyst[i]);
                }
-               i = w83627hf_read_value(client, W83781D_REG_VBAT);
-               data->fan_div[0] |= (i >> 3) & 0x04;
-               data->fan_div[1] |= (i >> 4) & 0x04;
-               if (data->type != w83697hf)
-                       data->fan_div[2] |= (i >> 5) & 0x04;
+
+               w83627hf_update_fan_div(data);
+
                data->alarms =
-                   w83627hf_read_value(client, W83781D_REG_ALARM1) |
-                   (w83627hf_read_value(client, W83781D_REG_ALARM2) << 8) |
-                   (w83627hf_read_value(client, W83781D_REG_ALARM3) << 16);
-               i = w83627hf_read_value(client, W83781D_REG_BEEP_INTS2);
-               data->beep_enable = i >> 7;
-               data->beep_mask = ((i & 0x7f) << 8) |
-                   w83627hf_read_value(client, W83781D_REG_BEEP_INTS1) |
-                   w83627hf_read_value(client, W83781D_REG_BEEP_INTS3) << 16;
+                   w83627hf_read_value(data, W83781D_REG_ALARM1) |
+                   (w83627hf_read_value(data, W83781D_REG_ALARM2) << 8) |
+                   (w83627hf_read_value(data, W83781D_REG_ALARM3) << 16);
+               i = w83627hf_read_value(data, W83781D_REG_BEEP_INTS2);
+               data->beep_mask = (i << 8) |
+                   w83627hf_read_value(data, W83781D_REG_BEEP_INTS1) |
+                   w83627hf_read_value(data, W83781D_REG_BEEP_INTS3) << 16;
                data->last_updated = jiffies;
                data->valid = 1;
        }
 
-       up(&data->update_lock);
+       mutex_unlock(&data->update_lock);
 
        return data;
 }
 
+static int __init w83627hf_device_add(unsigned short address,
+                                     const struct w83627hf_sio_data *sio_data)
+{
+       struct resource res = {
+               .start  = address + WINB_REGION_OFFSET,
+               .end    = address + WINB_REGION_OFFSET + WINB_REGION_SIZE - 1,
+               .name   = DRVNAME,
+               .flags  = IORESOURCE_IO,
+       };
+       int err;
+
+       err = acpi_check_resource_conflict(&res);
+       if (err)
+               goto exit;
+
+       pdev = platform_device_alloc(DRVNAME, address);
+       if (!pdev) {
+               err = -ENOMEM;
+               pr_err("Device allocation failed\n");
+               goto exit;
+       }
+
+       err = platform_device_add_resources(pdev, &res, 1);
+       if (err) {
+               pr_err("Device resource addition failed (%d)\n", err);
+               goto exit_device_put;
+       }
+
+       err = platform_device_add_data(pdev, sio_data,
+                                      sizeof(struct w83627hf_sio_data));
+       if (err) {
+               pr_err("Platform data allocation failed\n");
+               goto exit_device_put;
+       }
+
+       err = platform_device_add(pdev);
+       if (err) {
+               pr_err("Device addition failed (%d)\n", err);
+               goto exit_device_put;
+       }
+
+       return 0;
+
+exit_device_put:
+       platform_device_put(pdev);
+exit:
+       return err;
+}
+
 static int __init sensors_w83627hf_init(void)
 {
-       if (w83627hf_find(0x2e, &address)
-        && w83627hf_find(0x4e, &address)) {
+       int err;
+       unsigned short address;
+       struct w83627hf_sio_data sio_data;
+
+       if (w83627hf_find(0x2e, &address, &sio_data)
+        && w83627hf_find(0x4e, &address, &sio_data))
                return -ENODEV;
-       }
 
-       return i2c_isa_add_driver(&w83627hf_driver);
+       err = platform_driver_register(&w83627hf_driver);
+       if (err)
+               goto exit;
+
+       /* Sets global pdev as a side effect */
+       err = w83627hf_device_add(address, &sio_data);
+       if (err)
+               goto exit_driver;
+
+       return 0;
+
+exit_driver:
+       platform_driver_unregister(&w83627hf_driver);
+exit:
+       return err;
 }
 
 static void __exit sensors_w83627hf_exit(void)
 {
-       i2c_isa_del_driver(&w83627hf_driver);
+       platform_device_unregister(pdev);
+       platform_driver_unregister(&w83627hf_driver);
 }
 
 MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl>, "