2 w83627hf.c - Part of lm_sensors, Linux kernel modules for hardware
4 Copyright (c) 1998 - 2003 Frodo Looijaard <frodol@dds.nl>,
5 Philip Edelbrock <phil@netroedge.com>,
6 and Mark Studebaker <mdsxyz123@yahoo.com>
7 Ported to 2.6 by Bernhard C. Schrenk <clemy@clemy.org>
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 Supports following chips:
27 Chip #vin #fanin #pwm #temp wchipid vendid i2c ISA
28 w83627hf 9 3 2 3 0x20 0x5ca3 no yes(LPC)
29 w83627thf 7 3 3 3 0x90 0x5ca3 no yes(LPC)
30 w83637hf 7 3 3 3 0x80 0x5ca3 no yes(LPC)
31 w83697hf 8 2 2 2 0x60 0x5ca3 no yes(LPC)
33 For other winbond chips, and for i2c support in the above chips,
36 Note: automatic ("cruise") fan control for 697, 637 & 627thf not
40 #include <linux/module.h>
41 #include <linux/init.h>
42 #include <linux/slab.h>
43 #include <linux/jiffies.h>
44 #include <linux/i2c.h>
45 #include <linux/i2c-isa.h>
46 #include <linux/hwmon.h>
47 #include <linux/hwmon-vid.h>
48 #include <linux/err.h>
52 static u16 force_addr;
53 module_param(force_addr, ushort, 0);
54 MODULE_PARM_DESC(force_addr,
55 "Initialize the base address of the sensors");
56 static u8 force_i2c = 0x1f;
57 module_param(force_i2c, byte, 0);
58 MODULE_PARM_DESC(force_i2c,
59 "Initialize the i2c address of the sensors");
61 /* The actual ISA address is read from Super-I/O configuration space */
62 static unsigned short address;
64 /* Insmod parameters */
65 enum chips { any_chip, w83627hf, w83627thf, w83697hf, w83637hf };
68 module_param(reset, bool, 0);
69 MODULE_PARM_DESC(reset, "Set to one to reset chip on load");
72 module_param(init, bool, 0);
73 MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");
75 /* modified from kernel/include/traps.c */
76 static int REG; /* The register to read/write */
77 #define DEV 0x07 /* Register: Logical device select */
78 static int VAL; /* The value to read/write */
80 /* logical device numbers for superio_select (below) */
81 #define W83627HF_LD_FDC 0x00
82 #define W83627HF_LD_PRT 0x01
83 #define W83627HF_LD_UART1 0x02
84 #define W83627HF_LD_UART2 0x03
85 #define W83627HF_LD_KBC 0x05
86 #define W83627HF_LD_CIR 0x06 /* w83627hf only */
87 #define W83627HF_LD_GAME 0x07
88 #define W83627HF_LD_MIDI 0x07
89 #define W83627HF_LD_GPIO1 0x07
90 #define W83627HF_LD_GPIO5 0x07 /* w83627thf only */
91 #define W83627HF_LD_GPIO2 0x08
92 #define W83627HF_LD_GPIO3 0x09
93 #define W83627HF_LD_GPIO4 0x09 /* w83627thf only */
94 #define W83627HF_LD_ACPI 0x0a
95 #define W83627HF_LD_HWM 0x0b
97 #define DEVID 0x20 /* Register: Device ID */
99 #define W83627THF_GPIO5_EN 0x30 /* w83627thf only */
100 #define W83627THF_GPIO5_IOSR 0xf3 /* w83627thf only */
101 #define W83627THF_GPIO5_DR 0xf4 /* w83627thf only */
104 superio_outb(int reg, int val)
118 superio_select(int ld)
137 #define W627_DEVID 0x52
138 #define W627THF_DEVID 0x82
139 #define W697_DEVID 0x60
140 #define W637_DEVID 0x70
141 #define WINB_ACT_REG 0x30
142 #define WINB_BASE_REG 0x60
143 /* Constants specified below */
145 /* Alignment of the base address */
146 #define WINB_ALIGNMENT ~7
148 /* Offset & size of I/O region we are interested in */
149 #define WINB_REGION_OFFSET 5
150 #define WINB_REGION_SIZE 2
152 /* Where are the sensors address/data registers relative to the base address */
153 #define W83781D_ADDR_REG_OFFSET 5
154 #define W83781D_DATA_REG_OFFSET 6
156 /* The W83781D registers */
157 /* The W83782D registers for nr=7,8 are in bank 5 */
158 #define W83781D_REG_IN_MAX(nr) ((nr < 7) ? (0x2b + (nr) * 2) : \
159 (0x554 + (((nr) - 7) * 2)))
160 #define W83781D_REG_IN_MIN(nr) ((nr < 7) ? (0x2c + (nr) * 2) : \
161 (0x555 + (((nr) - 7) * 2)))
162 #define W83781D_REG_IN(nr) ((nr < 7) ? (0x20 + (nr)) : \
165 #define W83781D_REG_FAN_MIN(nr) (0x3a + (nr))
166 #define W83781D_REG_FAN(nr) (0x27 + (nr))
168 #define W83781D_REG_TEMP2_CONFIG 0x152
169 #define W83781D_REG_TEMP3_CONFIG 0x252
170 #define W83781D_REG_TEMP(nr) ((nr == 3) ? (0x0250) : \
171 ((nr == 2) ? (0x0150) : \
173 #define W83781D_REG_TEMP_HYST(nr) ((nr == 3) ? (0x253) : \
174 ((nr == 2) ? (0x153) : \
176 #define W83781D_REG_TEMP_OVER(nr) ((nr == 3) ? (0x255) : \
177 ((nr == 2) ? (0x155) : \
180 #define W83781D_REG_BANK 0x4E
182 #define W83781D_REG_CONFIG 0x40
183 #define W83781D_REG_ALARM1 0x41
184 #define W83781D_REG_ALARM2 0x42
185 #define W83781D_REG_ALARM3 0x450
187 #define W83781D_REG_IRQ 0x4C
188 #define W83781D_REG_BEEP_CONFIG 0x4D
189 #define W83781D_REG_BEEP_INTS1 0x56
190 #define W83781D_REG_BEEP_INTS2 0x57
191 #define W83781D_REG_BEEP_INTS3 0x453
193 #define W83781D_REG_VID_FANDIV 0x47
195 #define W83781D_REG_CHIPID 0x49
196 #define W83781D_REG_WCHIPID 0x58
197 #define W83781D_REG_CHIPMAN 0x4F
198 #define W83781D_REG_PIN 0x4B
200 #define W83781D_REG_VBAT 0x5D
202 #define W83627HF_REG_PWM1 0x5A
203 #define W83627HF_REG_PWM2 0x5B
205 #define W83627THF_REG_PWM1 0x01 /* 697HF and 637HF too */
206 #define W83627THF_REG_PWM2 0x03 /* 697HF and 637HF too */
207 #define W83627THF_REG_PWM3 0x11 /* 637HF too */
209 #define W83627THF_REG_VRM_OVT_CFG 0x18 /* 637HF too */
211 static const u8 regpwm_627hf[] = { W83627HF_REG_PWM1, W83627HF_REG_PWM2 };
212 static const u8 regpwm[] = { W83627THF_REG_PWM1, W83627THF_REG_PWM2,
213 W83627THF_REG_PWM3 };
214 #define W836X7HF_REG_PWM(type, nr) (((type) == w83627hf) ? \
215 regpwm_627hf[(nr) - 1] : regpwm[(nr) - 1])
217 #define W83781D_REG_I2C_ADDR 0x48
218 #define W83781D_REG_I2C_SUBADDR 0x4A
220 /* Sensor selection */
221 #define W83781D_REG_SCFG1 0x5D
222 static const u8 BIT_SCFG1[] = { 0x02, 0x04, 0x08 };
223 #define W83781D_REG_SCFG2 0x59
224 static const u8 BIT_SCFG2[] = { 0x10, 0x20, 0x40 };
225 #define W83781D_DEFAULT_BETA 3435
227 /* Conversions. Limit checking is only done on the TO_REG
228 variants. Note that you should be a bit careful with which arguments
229 these macros are called: arguments may be evaluated more than once.
230 Fixing this is just not worth it. */
231 #define IN_TO_REG(val) (SENSORS_LIMIT((((val) + 8)/16),0,255))
232 #define IN_FROM_REG(val) ((val) * 16)
234 static inline u8 FAN_TO_REG(long rpm, int div)
238 rpm = SENSORS_LIMIT(rpm, 1, 1000000);
239 return SENSORS_LIMIT((1350000 + rpm * div / 2) / (rpm * div), 1,
243 #define TEMP_MIN (-128000)
244 #define TEMP_MAX ( 127000)
246 /* TEMP: 0.001C/bit (-128C to +127C)
247 REG: 1C/bit, two's complement */
248 static u8 TEMP_TO_REG(int temp)
250 int ntemp = SENSORS_LIMIT(temp, TEMP_MIN, TEMP_MAX);
251 ntemp += (ntemp<0 ? -500 : 500);
252 return (u8)(ntemp / 1000);
255 static int TEMP_FROM_REG(u8 reg)
257 return (s8)reg * 1000;
260 #define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div)))
262 #define PWM_TO_REG(val) (SENSORS_LIMIT((val),0,255))
264 #define BEEP_MASK_FROM_REG(val) (val)
265 #define BEEP_MASK_TO_REG(val) ((val) & 0xffffff)
266 #define BEEP_ENABLE_TO_REG(val) ((val)?1:0)
267 #define BEEP_ENABLE_FROM_REG(val) ((val)?1:0)
269 #define DIV_FROM_REG(val) (1 << (val))
271 static inline u8 DIV_TO_REG(long val)
274 val = SENSORS_LIMIT(val, 1, 128) >> 1;
275 for (i = 0; i < 7; i++) {
283 /* For each registered chip, we need to keep some data in memory. That
284 data is pointed to by w83627hf_list[NR]->data. The structure itself is
285 dynamically allocated, at the same time when a new client is allocated. */
286 struct w83627hf_data {
287 struct i2c_client client;
288 struct class_device *class_dev;
289 struct semaphore lock;
292 struct semaphore update_lock;
293 char valid; /* !=0 if following fields are valid */
294 unsigned long last_updated; /* In jiffies */
296 struct i2c_client *lm75; /* for secondary I2C addresses */
297 /* pointer to array of 2 subclients */
299 u8 in[9]; /* Register value */
300 u8 in_max[9]; /* Register value */
301 u8 in_min[9]; /* Register value */
302 u8 fan[3]; /* Register value */
303 u8 fan_min[3]; /* Register value */
305 u8 temp_max; /* Register value */
306 u8 temp_max_hyst; /* Register value */
307 u16 temp_add[2]; /* Register value */
308 u16 temp_max_add[2]; /* Register value */
309 u16 temp_max_hyst_add[2]; /* Register value */
310 u8 fan_div[3]; /* Register encoding, shifted right */
311 u8 vid; /* Register encoding, combined */
312 u32 alarms; /* Register encoding, combined */
313 u32 beep_mask; /* Register encoding, combined */
314 u8 beep_enable; /* Boolean */
315 u8 pwm[3]; /* Register value */
316 u16 sens[3]; /* 782D/783S only.
317 1 = pentium diode; 2 = 3904 diode;
318 3000-5000 = thermistor beta.
320 Other Betas unimplemented */
322 u8 vrm_ovt; /* Register value, 627thf & 637hf only */
326 static int w83627hf_detect(struct i2c_adapter *adapter);
327 static int w83627hf_detach_client(struct i2c_client *client);
329 static int w83627hf_read_value(struct i2c_client *client, u16 register);
330 static int w83627hf_write_value(struct i2c_client *client, u16 register,
332 static struct w83627hf_data *w83627hf_update_device(struct device *dev);
333 static void w83627hf_init_client(struct i2c_client *client);
335 static struct i2c_driver w83627hf_driver = {
336 .owner = THIS_MODULE,
338 .attach_adapter = w83627hf_detect,
339 .detach_client = w83627hf_detach_client,
342 /* following are the sysfs callback functions */
343 #define show_in_reg(reg) \
344 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
346 struct w83627hf_data *data = w83627hf_update_device(dev); \
347 return sprintf(buf,"%ld\n", (long)IN_FROM_REG(data->reg[nr])); \
353 #define store_in_reg(REG, reg) \
355 store_in_##reg (struct device *dev, const char *buf, size_t count, int nr) \
357 struct i2c_client *client = to_i2c_client(dev); \
358 struct w83627hf_data *data = i2c_get_clientdata(client); \
361 val = simple_strtoul(buf, NULL, 10); \
363 down(&data->update_lock); \
364 data->in_##reg[nr] = IN_TO_REG(val); \
365 w83627hf_write_value(client, W83781D_REG_IN_##REG(nr), \
366 data->in_##reg[nr]); \
368 up(&data->update_lock); \
371 store_in_reg(MIN, min)
372 store_in_reg(MAX, max)
374 #define sysfs_in_offset(offset) \
376 show_regs_in_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
378 return show_in(dev, buf, offset); \
380 static DEVICE_ATTR(in##offset##_input, S_IRUGO, show_regs_in_##offset, NULL);
382 #define sysfs_in_reg_offset(reg, offset) \
383 static ssize_t show_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
385 return show_in_##reg (dev, buf, offset); \
388 store_regs_in_##reg##offset (struct device *dev, struct device_attribute *attr, \
389 const char *buf, size_t count) \
391 return store_in_##reg (dev, buf, count, offset); \
393 static DEVICE_ATTR(in##offset##_##reg, S_IRUGO| S_IWUSR, \
394 show_regs_in_##reg##offset, store_regs_in_##reg##offset);
396 #define sysfs_in_offsets(offset) \
397 sysfs_in_offset(offset) \
398 sysfs_in_reg_offset(min, offset) \
399 sysfs_in_reg_offset(max, offset)
410 /* use a different set of functions for in0 */
411 static ssize_t show_in_0(struct w83627hf_data *data, char *buf, u8 reg)
415 if ((data->vrm_ovt & 0x01) &&
416 (w83627thf == data->type || w83637hf == data->type))
418 /* use VRM9 calculation */
419 in0 = (long)((reg * 488 + 70000 + 50) / 100);
421 /* use VRM8 (standard) calculation */
422 in0 = (long)IN_FROM_REG(reg);
424 return sprintf(buf,"%ld\n", in0);
427 static ssize_t show_regs_in_0(struct device *dev, struct device_attribute *attr, char *buf)
429 struct w83627hf_data *data = w83627hf_update_device(dev);
430 return show_in_0(data, buf, data->in[0]);
433 static ssize_t show_regs_in_min0(struct device *dev, struct device_attribute *attr, char *buf)
435 struct w83627hf_data *data = w83627hf_update_device(dev);
436 return show_in_0(data, buf, data->in_min[0]);
439 static ssize_t show_regs_in_max0(struct device *dev, struct device_attribute *attr, char *buf)
441 struct w83627hf_data *data = w83627hf_update_device(dev);
442 return show_in_0(data, buf, data->in_max[0]);
445 static ssize_t store_regs_in_min0(struct device *dev, struct device_attribute *attr,
446 const char *buf, size_t count)
448 struct i2c_client *client = to_i2c_client(dev);
449 struct w83627hf_data *data = i2c_get_clientdata(client);
452 val = simple_strtoul(buf, NULL, 10);
454 down(&data->update_lock);
456 if ((data->vrm_ovt & 0x01) &&
457 (w83627thf == data->type || w83637hf == data->type))
459 /* use VRM9 calculation */
460 data->in_min[0] = (u8)(((val * 100) - 70000 + 244) / 488);
462 /* use VRM8 (standard) calculation */
463 data->in_min[0] = IN_TO_REG(val);
465 w83627hf_write_value(client, W83781D_REG_IN_MIN(0), data->in_min[0]);
466 up(&data->update_lock);
470 static ssize_t store_regs_in_max0(struct device *dev, struct device_attribute *attr,
471 const char *buf, size_t count)
473 struct i2c_client *client = to_i2c_client(dev);
474 struct w83627hf_data *data = i2c_get_clientdata(client);
477 val = simple_strtoul(buf, NULL, 10);
479 down(&data->update_lock);
481 if ((data->vrm_ovt & 0x01) &&
482 (w83627thf == data->type || w83637hf == data->type))
484 /* use VRM9 calculation */
485 data->in_max[0] = (u8)(((val * 100) - 70000 + 244) / 488);
487 /* use VRM8 (standard) calculation */
488 data->in_max[0] = IN_TO_REG(val);
490 w83627hf_write_value(client, W83781D_REG_IN_MAX(0), data->in_max[0]);
491 up(&data->update_lock);
495 static DEVICE_ATTR(in0_input, S_IRUGO, show_regs_in_0, NULL);
496 static DEVICE_ATTR(in0_min, S_IRUGO | S_IWUSR,
497 show_regs_in_min0, store_regs_in_min0);
498 static DEVICE_ATTR(in0_max, S_IRUGO | S_IWUSR,
499 show_regs_in_max0, store_regs_in_max0);
501 #define device_create_file_in(client, offset) \
503 device_create_file(&client->dev, &dev_attr_in##offset##_input); \
504 device_create_file(&client->dev, &dev_attr_in##offset##_min); \
505 device_create_file(&client->dev, &dev_attr_in##offset##_max); \
508 #define show_fan_reg(reg) \
509 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
511 struct w83627hf_data *data = w83627hf_update_device(dev); \
512 return sprintf(buf,"%ld\n", \
513 FAN_FROM_REG(data->reg[nr-1], \
514 (long)DIV_FROM_REG(data->fan_div[nr-1]))); \
517 show_fan_reg(fan_min);
520 store_fan_min(struct device *dev, const char *buf, size_t count, int nr)
522 struct i2c_client *client = to_i2c_client(dev);
523 struct w83627hf_data *data = i2c_get_clientdata(client);
526 val = simple_strtoul(buf, NULL, 10);
528 down(&data->update_lock);
529 data->fan_min[nr - 1] =
530 FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr - 1]));
531 w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr),
532 data->fan_min[nr - 1]);
534 up(&data->update_lock);
538 #define sysfs_fan_offset(offset) \
539 static ssize_t show_regs_fan_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
541 return show_fan(dev, buf, offset); \
543 static DEVICE_ATTR(fan##offset##_input, S_IRUGO, show_regs_fan_##offset, NULL);
545 #define sysfs_fan_min_offset(offset) \
546 static ssize_t show_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, char *buf) \
548 return show_fan_min(dev, buf, offset); \
551 store_regs_fan_min##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
553 return store_fan_min(dev, buf, count, offset); \
555 static DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \
556 show_regs_fan_min##offset, store_regs_fan_min##offset);
559 sysfs_fan_min_offset(1);
561 sysfs_fan_min_offset(2);
563 sysfs_fan_min_offset(3);
565 #define device_create_file_fan(client, offset) \
567 device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
568 device_create_file(&client->dev, &dev_attr_fan##offset##_min); \
571 #define show_temp_reg(reg) \
572 static ssize_t show_##reg (struct device *dev, char *buf, int nr) \
574 struct w83627hf_data *data = w83627hf_update_device(dev); \
575 if (nr >= 2) { /* TEMP2 and TEMP3 */ \
576 return sprintf(buf,"%ld\n", \
577 (long)LM75_TEMP_FROM_REG(data->reg##_add[nr-2])); \
578 } else { /* TEMP1 */ \
579 return sprintf(buf,"%ld\n", (long)TEMP_FROM_REG(data->reg)); \
583 show_temp_reg(temp_max);
584 show_temp_reg(temp_max_hyst);
586 #define store_temp_reg(REG, reg) \
588 store_temp_##reg (struct device *dev, const char *buf, size_t count, int nr) \
590 struct i2c_client *client = to_i2c_client(dev); \
591 struct w83627hf_data *data = i2c_get_clientdata(client); \
594 val = simple_strtoul(buf, NULL, 10); \
596 down(&data->update_lock); \
598 if (nr >= 2) { /* TEMP2 and TEMP3 */ \
599 data->temp_##reg##_add[nr-2] = LM75_TEMP_TO_REG(val); \
600 w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
601 data->temp_##reg##_add[nr-2]); \
602 } else { /* TEMP1 */ \
603 data->temp_##reg = TEMP_TO_REG(val); \
604 w83627hf_write_value(client, W83781D_REG_TEMP_##REG(nr), \
608 up(&data->update_lock); \
611 store_temp_reg(OVER, max);
612 store_temp_reg(HYST, max_hyst);
614 #define sysfs_temp_offset(offset) \
616 show_regs_temp_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
618 return show_temp(dev, buf, offset); \
620 static DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_regs_temp_##offset, NULL);
622 #define sysfs_temp_reg_offset(reg, offset) \
623 static ssize_t show_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, char *buf) \
625 return show_temp_##reg (dev, buf, offset); \
628 store_regs_temp_##reg##offset (struct device *dev, struct device_attribute *attr, \
629 const char *buf, size_t count) \
631 return store_temp_##reg (dev, buf, count, offset); \
633 static DEVICE_ATTR(temp##offset##_##reg, S_IRUGO| S_IWUSR, \
634 show_regs_temp_##reg##offset, store_regs_temp_##reg##offset);
636 #define sysfs_temp_offsets(offset) \
637 sysfs_temp_offset(offset) \
638 sysfs_temp_reg_offset(max, offset) \
639 sysfs_temp_reg_offset(max_hyst, offset)
641 sysfs_temp_offsets(1);
642 sysfs_temp_offsets(2);
643 sysfs_temp_offsets(3);
645 #define device_create_file_temp(client, offset) \
647 device_create_file(&client->dev, &dev_attr_temp##offset##_input); \
648 device_create_file(&client->dev, &dev_attr_temp##offset##_max); \
649 device_create_file(&client->dev, &dev_attr_temp##offset##_max_hyst); \
653 show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
655 struct w83627hf_data *data = w83627hf_update_device(dev);
656 return sprintf(buf, "%ld\n", (long) vid_from_reg(data->vid, data->vrm));
658 static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
659 #define device_create_file_vid(client) \
660 device_create_file(&client->dev, &dev_attr_cpu0_vid)
663 show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
665 struct w83627hf_data *data = w83627hf_update_device(dev);
666 return sprintf(buf, "%ld\n", (long) data->vrm);
669 store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
671 struct i2c_client *client = to_i2c_client(dev);
672 struct w83627hf_data *data = i2c_get_clientdata(client);
675 val = simple_strtoul(buf, NULL, 10);
680 static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
681 #define device_create_file_vrm(client) \
682 device_create_file(&client->dev, &dev_attr_vrm)
685 show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
687 struct w83627hf_data *data = w83627hf_update_device(dev);
688 return sprintf(buf, "%ld\n", (long) data->alarms);
690 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
691 #define device_create_file_alarms(client) \
692 device_create_file(&client->dev, &dev_attr_alarms)
694 #define show_beep_reg(REG, reg) \
695 static ssize_t show_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
697 struct w83627hf_data *data = w83627hf_update_device(dev); \
698 return sprintf(buf,"%ld\n", \
699 (long)BEEP_##REG##_FROM_REG(data->beep_##reg)); \
701 show_beep_reg(ENABLE, enable)
702 show_beep_reg(MASK, mask)
704 #define BEEP_ENABLE 0 /* Store beep_enable */
705 #define BEEP_MASK 1 /* Store beep_mask */
708 store_beep_reg(struct device *dev, const char *buf, size_t count,
711 struct i2c_client *client = to_i2c_client(dev);
712 struct w83627hf_data *data = i2c_get_clientdata(client);
715 val = simple_strtoul(buf, NULL, 10);
717 down(&data->update_lock);
719 if (update_mask == BEEP_MASK) { /* We are storing beep_mask */
720 data->beep_mask = BEEP_MASK_TO_REG(val);
721 w83627hf_write_value(client, W83781D_REG_BEEP_INTS1,
722 data->beep_mask & 0xff);
723 w83627hf_write_value(client, W83781D_REG_BEEP_INTS3,
724 ((data->beep_mask) >> 16) & 0xff);
725 val2 = (data->beep_mask >> 8) & 0x7f;
726 } else { /* We are storing beep_enable */
728 w83627hf_read_value(client, W83781D_REG_BEEP_INTS2) & 0x7f;
729 data->beep_enable = BEEP_ENABLE_TO_REG(val);
732 w83627hf_write_value(client, W83781D_REG_BEEP_INTS2,
733 val2 | data->beep_enable << 7);
735 up(&data->update_lock);
739 #define sysfs_beep(REG, reg) \
740 static ssize_t show_regs_beep_##reg (struct device *dev, struct device_attribute *attr, char *buf) \
742 return show_beep_##reg(dev, attr, buf); \
745 store_regs_beep_##reg (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
747 return store_beep_reg(dev, buf, count, BEEP_##REG); \
749 static DEVICE_ATTR(beep_##reg, S_IRUGO | S_IWUSR, \
750 show_regs_beep_##reg, store_regs_beep_##reg);
752 sysfs_beep(ENABLE, enable);
753 sysfs_beep(MASK, mask);
755 #define device_create_file_beep(client) \
757 device_create_file(&client->dev, &dev_attr_beep_enable); \
758 device_create_file(&client->dev, &dev_attr_beep_mask); \
762 show_fan_div_reg(struct device *dev, char *buf, int nr)
764 struct w83627hf_data *data = w83627hf_update_device(dev);
765 return sprintf(buf, "%ld\n",
766 (long) DIV_FROM_REG(data->fan_div[nr - 1]));
769 /* Note: we save and restore the fan minimum here, because its value is
770 determined in part by the fan divisor. This follows the principle of
771 least suprise; the user doesn't expect the fan minimum to change just
772 because the divisor changed. */
774 store_fan_div_reg(struct device *dev, const char *buf, size_t count, int nr)
776 struct i2c_client *client = to_i2c_client(dev);
777 struct w83627hf_data *data = i2c_get_clientdata(client);
780 unsigned long val = simple_strtoul(buf, NULL, 10);
782 down(&data->update_lock);
785 min = FAN_FROM_REG(data->fan_min[nr],
786 DIV_FROM_REG(data->fan_div[nr]));
788 data->fan_div[nr] = DIV_TO_REG(val);
790 reg = (w83627hf_read_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV)
791 & (nr==0 ? 0xcf : 0x3f))
792 | ((data->fan_div[nr] & 0x03) << (nr==0 ? 4 : 6));
793 w83627hf_write_value(client, nr==2 ? W83781D_REG_PIN : W83781D_REG_VID_FANDIV, reg);
795 reg = (w83627hf_read_value(client, W83781D_REG_VBAT)
797 | ((data->fan_div[nr] & 0x04) << (3 + nr));
798 w83627hf_write_value(client, W83781D_REG_VBAT, reg);
800 /* Restore fan_min */
801 data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
802 w83627hf_write_value(client, W83781D_REG_FAN_MIN(nr+1), data->fan_min[nr]);
804 up(&data->update_lock);
808 #define sysfs_fan_div(offset) \
809 static ssize_t show_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
811 return show_fan_div_reg(dev, buf, offset); \
814 store_regs_fan_div_##offset (struct device *dev, struct device_attribute *attr, \
815 const char *buf, size_t count) \
817 return store_fan_div_reg(dev, buf, count, offset - 1); \
819 static DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \
820 show_regs_fan_div_##offset, store_regs_fan_div_##offset);
826 #define device_create_file_fan_div(client, offset) \
828 device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
832 show_pwm_reg(struct device *dev, char *buf, int nr)
834 struct w83627hf_data *data = w83627hf_update_device(dev);
835 return sprintf(buf, "%ld\n", (long) data->pwm[nr - 1]);
839 store_pwm_reg(struct device *dev, const char *buf, size_t count, int nr)
841 struct i2c_client *client = to_i2c_client(dev);
842 struct w83627hf_data *data = i2c_get_clientdata(client);
845 val = simple_strtoul(buf, NULL, 10);
847 down(&data->update_lock);
849 if (data->type == w83627thf) {
850 /* bits 0-3 are reserved in 627THF */
851 data->pwm[nr - 1] = PWM_TO_REG(val) & 0xf0;
852 w83627hf_write_value(client,
853 W836X7HF_REG_PWM(data->type, nr),
855 (w83627hf_read_value(client,
856 W836X7HF_REG_PWM(data->type, nr)) & 0x0f));
858 data->pwm[nr - 1] = PWM_TO_REG(val);
859 w83627hf_write_value(client,
860 W836X7HF_REG_PWM(data->type, nr),
864 up(&data->update_lock);
868 #define sysfs_pwm(offset) \
869 static ssize_t show_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
871 return show_pwm_reg(dev, buf, offset); \
874 store_regs_pwm_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
876 return store_pwm_reg(dev, buf, count, offset); \
878 static DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \
879 show_regs_pwm_##offset, store_regs_pwm_##offset);
885 #define device_create_file_pwm(client, offset) \
887 device_create_file(&client->dev, &dev_attr_pwm##offset); \
891 show_sensor_reg(struct device *dev, char *buf, int nr)
893 struct w83627hf_data *data = w83627hf_update_device(dev);
894 return sprintf(buf, "%ld\n", (long) data->sens[nr - 1]);
898 store_sensor_reg(struct device *dev, const char *buf, size_t count, int nr)
900 struct i2c_client *client = to_i2c_client(dev);
901 struct w83627hf_data *data = i2c_get_clientdata(client);
904 val = simple_strtoul(buf, NULL, 10);
906 down(&data->update_lock);
909 case 1: /* PII/Celeron diode */
910 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
911 w83627hf_write_value(client, W83781D_REG_SCFG1,
912 tmp | BIT_SCFG1[nr - 1]);
913 tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
914 w83627hf_write_value(client, W83781D_REG_SCFG2,
915 tmp | BIT_SCFG2[nr - 1]);
916 data->sens[nr - 1] = val;
919 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
920 w83627hf_write_value(client, W83781D_REG_SCFG1,
921 tmp | BIT_SCFG1[nr - 1]);
922 tmp = w83627hf_read_value(client, W83781D_REG_SCFG2);
923 w83627hf_write_value(client, W83781D_REG_SCFG2,
924 tmp & ~BIT_SCFG2[nr - 1]);
925 data->sens[nr - 1] = val;
927 case W83781D_DEFAULT_BETA: /* thermistor */
928 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
929 w83627hf_write_value(client, W83781D_REG_SCFG1,
930 tmp & ~BIT_SCFG1[nr - 1]);
931 data->sens[nr - 1] = val;
934 dev_err(&client->dev,
935 "Invalid sensor type %ld; must be 1, 2, or %d\n",
936 (long) val, W83781D_DEFAULT_BETA);
940 up(&data->update_lock);
944 #define sysfs_sensor(offset) \
945 static ssize_t show_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, char *buf) \
947 return show_sensor_reg(dev, buf, offset); \
950 store_regs_sensor_##offset (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
952 return store_sensor_reg(dev, buf, count, offset); \
954 static DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \
955 show_regs_sensor_##offset, store_regs_sensor_##offset);
961 #define device_create_file_sensor(client, offset) \
963 device_create_file(&client->dev, &dev_attr_temp##offset##_type); \
967 static int __init w83627hf_find(int sioaddr, unsigned short *addr)
975 val= superio_inb(DEVID);
976 if(val != W627_DEVID &&
977 val != W627THF_DEVID &&
984 superio_select(W83627HF_LD_HWM);
985 val = (superio_inb(WINB_BASE_REG) << 8) |
986 superio_inb(WINB_BASE_REG + 1);
987 *addr = val & WINB_ALIGNMENT;
988 if (*addr == 0 && force_addr == 0) {
997 static int w83627hf_detect(struct i2c_adapter *adapter)
1000 struct i2c_client *new_client;
1001 struct w83627hf_data *data;
1003 const char *client_name = "";
1006 address = force_addr & WINB_ALIGNMENT;
1008 if (!request_region(address + WINB_REGION_OFFSET, WINB_REGION_SIZE,
1009 w83627hf_driver.name)) {
1015 printk("w83627hf.o: forcing ISA address 0x%04X\n", address);
1017 superio_select(W83627HF_LD_HWM);
1018 superio_outb(WINB_BASE_REG, address >> 8);
1019 superio_outb(WINB_BASE_REG+1, address & 0xff);
1024 val= superio_inb(DEVID);
1025 if(val == W627_DEVID)
1027 else if(val == W697_DEVID)
1029 else if(val == W627THF_DEVID)
1031 else if(val == W637_DEVID)
1034 dev_info(&adapter->dev,
1035 "Unsupported chip (dev_id=0x%02X).\n", val);
1039 superio_select(W83627HF_LD_HWM);
1040 if((val = 0x01 & superio_inb(WINB_ACT_REG)) == 0)
1041 superio_outb(WINB_ACT_REG, 1);
1044 /* OK. For now, we presume we have a valid client. We now create the
1045 client structure, even though we cannot fill it completely yet.
1046 But it allows us to access w83627hf_{read,write}_value. */
1048 if (!(data = kmalloc(sizeof(struct w83627hf_data), GFP_KERNEL))) {
1052 memset(data, 0, sizeof(struct w83627hf_data));
1054 new_client = &data->client;
1055 i2c_set_clientdata(new_client, data);
1056 new_client->addr = address;
1057 init_MUTEX(&data->lock);
1058 new_client->adapter = adapter;
1059 new_client->driver = &w83627hf_driver;
1060 new_client->flags = 0;
1063 if (kind == w83627hf) {
1064 client_name = "w83627hf";
1065 } else if (kind == w83627thf) {
1066 client_name = "w83627thf";
1067 } else if (kind == w83697hf) {
1068 client_name = "w83697hf";
1069 } else if (kind == w83637hf) {
1070 client_name = "w83637hf";
1073 /* Fill in the remaining client fields and put into the global list */
1074 strlcpy(new_client->name, client_name, I2C_NAME_SIZE);
1077 init_MUTEX(&data->update_lock);
1079 /* Tell the I2C layer a new client has arrived */
1080 if ((err = i2c_attach_client(new_client)))
1085 /* Initialize the chip */
1086 w83627hf_init_client(new_client);
1088 /* A few vars need to be filled upon startup */
1089 data->fan_min[0] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(1));
1090 data->fan_min[1] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(2));
1091 data->fan_min[2] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(3));
1093 /* Register sysfs hooks */
1094 data->class_dev = hwmon_device_register(&new_client->dev);
1095 if (IS_ERR(data->class_dev)) {
1096 err = PTR_ERR(data->class_dev);
1100 device_create_file_in(new_client, 0);
1101 if (kind != w83697hf)
1102 device_create_file_in(new_client, 1);
1103 device_create_file_in(new_client, 2);
1104 device_create_file_in(new_client, 3);
1105 device_create_file_in(new_client, 4);
1106 if (kind != w83627thf && kind != w83637hf) {
1107 device_create_file_in(new_client, 5);
1108 device_create_file_in(new_client, 6);
1110 device_create_file_in(new_client, 7);
1111 device_create_file_in(new_client, 8);
1113 device_create_file_fan(new_client, 1);
1114 device_create_file_fan(new_client, 2);
1115 if (kind != w83697hf)
1116 device_create_file_fan(new_client, 3);
1118 device_create_file_temp(new_client, 1);
1119 device_create_file_temp(new_client, 2);
1120 if (kind != w83697hf)
1121 device_create_file_temp(new_client, 3);
1123 if (kind != w83697hf)
1124 device_create_file_vid(new_client);
1126 if (kind != w83697hf)
1127 device_create_file_vrm(new_client);
1129 device_create_file_fan_div(new_client, 1);
1130 device_create_file_fan_div(new_client, 2);
1131 if (kind != w83697hf)
1132 device_create_file_fan_div(new_client, 3);
1134 device_create_file_alarms(new_client);
1136 device_create_file_beep(new_client);
1138 device_create_file_pwm(new_client, 1);
1139 device_create_file_pwm(new_client, 2);
1140 if (kind == w83627thf || kind == w83637hf)
1141 device_create_file_pwm(new_client, 3);
1143 device_create_file_sensor(new_client, 1);
1144 device_create_file_sensor(new_client, 2);
1145 if (kind != w83697hf)
1146 device_create_file_sensor(new_client, 3);
1151 i2c_detach_client(new_client);
1155 release_region(address + WINB_REGION_OFFSET, WINB_REGION_SIZE);
1160 static int w83627hf_detach_client(struct i2c_client *client)
1162 struct w83627hf_data *data = i2c_get_clientdata(client);
1165 hwmon_device_unregister(data->class_dev);
1167 if ((err = i2c_detach_client(client)))
1170 release_region(client->addr + WINB_REGION_OFFSET, WINB_REGION_SIZE);
1178 ISA access must always be locked explicitly!
1179 We ignore the W83781D BUSY flag at this moment - it could lead to deadlocks,
1180 would slow down the W83781D access and should not be necessary.
1181 There are some ugly typecasts here, but the good news is - they should
1182 nowhere else be necessary! */
1183 static int w83627hf_read_value(struct i2c_client *client, u16 reg)
1185 struct w83627hf_data *data = i2c_get_clientdata(client);
1186 int res, word_sized;
1189 word_sized = (((reg & 0xff00) == 0x100)
1190 || ((reg & 0xff00) == 0x200))
1191 && (((reg & 0x00ff) == 0x50)
1192 || ((reg & 0x00ff) == 0x53)
1193 || ((reg & 0x00ff) == 0x55));
1195 outb_p(W83781D_REG_BANK,
1196 client->addr + W83781D_ADDR_REG_OFFSET);
1198 client->addr + W83781D_DATA_REG_OFFSET);
1200 outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
1201 res = inb_p(client->addr + W83781D_DATA_REG_OFFSET);
1203 outb_p((reg & 0xff) + 1,
1204 client->addr + W83781D_ADDR_REG_OFFSET);
1206 (res << 8) + inb_p(client->addr +
1207 W83781D_DATA_REG_OFFSET);
1210 outb_p(W83781D_REG_BANK,
1211 client->addr + W83781D_ADDR_REG_OFFSET);
1212 outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
1218 static int w83627thf_read_gpio5(struct i2c_client *client)
1220 int res = 0xff, sel;
1223 superio_select(W83627HF_LD_GPIO5);
1225 /* Make sure these GPIO pins are enabled */
1226 if (!(superio_inb(W83627THF_GPIO5_EN) & (1<<3))) {
1227 dev_dbg(&client->dev, "GPIO5 disabled, no VID function\n");
1231 /* Make sure the pins are configured for input
1232 There must be at least five (VRM 9), and possibly 6 (VRM 10) */
1233 sel = superio_inb(W83627THF_GPIO5_IOSR);
1234 if ((sel & 0x1f) != 0x1f) {
1235 dev_dbg(&client->dev, "GPIO5 not configured for VID "
1240 dev_info(&client->dev, "Reading VID from GPIO5\n");
1241 res = superio_inb(W83627THF_GPIO5_DR) & sel;
1248 static int w83627hf_write_value(struct i2c_client *client, u16 reg, u16 value)
1250 struct w83627hf_data *data = i2c_get_clientdata(client);
1254 word_sized = (((reg & 0xff00) == 0x100)
1255 || ((reg & 0xff00) == 0x200))
1256 && (((reg & 0x00ff) == 0x53)
1257 || ((reg & 0x00ff) == 0x55));
1259 outb_p(W83781D_REG_BANK,
1260 client->addr + W83781D_ADDR_REG_OFFSET);
1262 client->addr + W83781D_DATA_REG_OFFSET);
1264 outb_p(reg & 0xff, client->addr + W83781D_ADDR_REG_OFFSET);
1267 client->addr + W83781D_DATA_REG_OFFSET);
1268 outb_p((reg & 0xff) + 1,
1269 client->addr + W83781D_ADDR_REG_OFFSET);
1271 outb_p(value & 0xff,
1272 client->addr + W83781D_DATA_REG_OFFSET);
1274 outb_p(W83781D_REG_BANK,
1275 client->addr + W83781D_ADDR_REG_OFFSET);
1276 outb_p(0, client->addr + W83781D_DATA_REG_OFFSET);
1282 static void w83627hf_init_client(struct i2c_client *client)
1284 struct w83627hf_data *data = i2c_get_clientdata(client);
1286 int type = data->type;
1290 /* Resetting the chip has been the default for a long time,
1291 but repeatedly caused problems (fans going to full
1292 speed...) so it is now optional. It might even go away if
1293 nobody reports it as being useful, as I see very little
1294 reason why this would be needed at all. */
1295 dev_info(&client->dev, "If reset=1 solved a problem you were "
1296 "having, please report!\n");
1298 /* save this register */
1299 i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG);
1300 /* Reset all except Watchdog values and last conversion values
1301 This sets fan-divs to 2, among others */
1302 w83627hf_write_value(client, W83781D_REG_CONFIG, 0x80);
1303 /* Restore the register and disable power-on abnormal beep.
1304 This saves FAN 1/2/3 input/output values set by BIOS. */
1305 w83627hf_write_value(client, W83781D_REG_BEEP_CONFIG, i | 0x80);
1306 /* Disable master beep-enable (reset turns it on).
1307 Individual beeps should be reset to off but for some reason
1308 disabling this bit helps some people not get beeped */
1309 w83627hf_write_value(client, W83781D_REG_BEEP_INTS2, 0);
1312 /* Minimize conflicts with other winbond i2c-only clients... */
1313 /* disable i2c subclients... how to disable main i2c client?? */
1314 /* force i2c address to relatively uncommon address */
1315 w83627hf_write_value(client, W83781D_REG_I2C_SUBADDR, 0x89);
1316 w83627hf_write_value(client, W83781D_REG_I2C_ADDR, force_i2c);
1318 /* Read VID only once */
1319 if (w83627hf == data->type || w83637hf == data->type) {
1320 int lo = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
1321 int hi = w83627hf_read_value(client, W83781D_REG_CHIPID);
1322 data->vid = (lo & 0x0f) | ((hi & 0x01) << 4);
1323 } else if (w83627thf == data->type) {
1324 data->vid = w83627thf_read_gpio5(client) & 0x3f;
1327 /* Read VRM & OVT Config only once */
1328 if (w83627thf == data->type || w83637hf == data->type) {
1330 w83627hf_read_value(client, W83627THF_REG_VRM_OVT_CFG);
1331 data->vrm = (data->vrm_ovt & 0x01) ? 90 : 82;
1333 /* Convert VID to voltage based on default VRM */
1334 data->vrm = vid_which_vrm();
1337 tmp = w83627hf_read_value(client, W83781D_REG_SCFG1);
1338 for (i = 1; i <= 3; i++) {
1339 if (!(tmp & BIT_SCFG1[i - 1])) {
1340 data->sens[i - 1] = W83781D_DEFAULT_BETA;
1342 if (w83627hf_read_value
1344 W83781D_REG_SCFG2) & BIT_SCFG2[i - 1])
1345 data->sens[i - 1] = 1;
1347 data->sens[i - 1] = 2;
1349 if ((type == w83697hf) && (i == 2))
1355 tmp = w83627hf_read_value(client, W83781D_REG_TEMP2_CONFIG);
1357 dev_warn(&client->dev, "Enabling temp2, readings "
1358 "might not make sense\n");
1359 w83627hf_write_value(client, W83781D_REG_TEMP2_CONFIG,
1364 if (type != w83697hf) {
1365 tmp = w83627hf_read_value(client,
1366 W83781D_REG_TEMP3_CONFIG);
1368 dev_warn(&client->dev, "Enabling temp3, "
1369 "readings might not make sense\n");
1370 w83627hf_write_value(client,
1371 W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
1375 /* enable comparator mode for temp2 and temp3 so
1376 alarm indication will work correctly */
1377 i = w83627hf_read_value(client, W83781D_REG_IRQ);
1379 w83627hf_write_value(client, W83781D_REG_IRQ,
1383 /* Start monitoring */
1384 w83627hf_write_value(client, W83781D_REG_CONFIG,
1385 (w83627hf_read_value(client,
1386 W83781D_REG_CONFIG) & 0xf7)
1390 static struct w83627hf_data *w83627hf_update_device(struct device *dev)
1392 struct i2c_client *client = to_i2c_client(dev);
1393 struct w83627hf_data *data = i2c_get_clientdata(client);
1396 down(&data->update_lock);
1398 if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
1400 for (i = 0; i <= 8; i++) {
1401 /* skip missing sensors */
1402 if (((data->type == w83697hf) && (i == 1)) ||
1403 ((data->type == w83627thf || data->type == w83637hf)
1404 && (i == 4 || i == 5)))
1407 w83627hf_read_value(client, W83781D_REG_IN(i));
1409 w83627hf_read_value(client,
1410 W83781D_REG_IN_MIN(i));
1412 w83627hf_read_value(client,
1413 W83781D_REG_IN_MAX(i));
1415 for (i = 1; i <= 3; i++) {
1417 w83627hf_read_value(client, W83781D_REG_FAN(i));
1418 data->fan_min[i - 1] =
1419 w83627hf_read_value(client,
1420 W83781D_REG_FAN_MIN(i));
1422 for (i = 1; i <= 3; i++) {
1423 u8 tmp = w83627hf_read_value(client,
1424 W836X7HF_REG_PWM(data->type, i));
1425 /* bits 0-3 are reserved in 627THF */
1426 if (data->type == w83627thf)
1428 data->pwm[i - 1] = tmp;
1430 (data->type == w83627hf || data->type == w83697hf))
1434 data->temp = w83627hf_read_value(client, W83781D_REG_TEMP(1));
1436 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(1));
1437 data->temp_max_hyst =
1438 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(1));
1440 w83627hf_read_value(client, W83781D_REG_TEMP(2));
1441 data->temp_max_add[0] =
1442 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(2));
1443 data->temp_max_hyst_add[0] =
1444 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(2));
1445 if (data->type != w83697hf) {
1447 w83627hf_read_value(client, W83781D_REG_TEMP(3));
1448 data->temp_max_add[1] =
1449 w83627hf_read_value(client, W83781D_REG_TEMP_OVER(3));
1450 data->temp_max_hyst_add[1] =
1451 w83627hf_read_value(client, W83781D_REG_TEMP_HYST(3));
1454 i = w83627hf_read_value(client, W83781D_REG_VID_FANDIV);
1455 data->fan_div[0] = (i >> 4) & 0x03;
1456 data->fan_div[1] = (i >> 6) & 0x03;
1457 if (data->type != w83697hf) {
1458 data->fan_div[2] = (w83627hf_read_value(client,
1459 W83781D_REG_PIN) >> 6) & 0x03;
1461 i = w83627hf_read_value(client, W83781D_REG_VBAT);
1462 data->fan_div[0] |= (i >> 3) & 0x04;
1463 data->fan_div[1] |= (i >> 4) & 0x04;
1464 if (data->type != w83697hf)
1465 data->fan_div[2] |= (i >> 5) & 0x04;
1467 w83627hf_read_value(client, W83781D_REG_ALARM1) |
1468 (w83627hf_read_value(client, W83781D_REG_ALARM2) << 8) |
1469 (w83627hf_read_value(client, W83781D_REG_ALARM3) << 16);
1470 i = w83627hf_read_value(client, W83781D_REG_BEEP_INTS2);
1471 data->beep_enable = i >> 7;
1472 data->beep_mask = ((i & 0x7f) << 8) |
1473 w83627hf_read_value(client, W83781D_REG_BEEP_INTS1) |
1474 w83627hf_read_value(client, W83781D_REG_BEEP_INTS3) << 16;
1475 data->last_updated = jiffies;
1479 up(&data->update_lock);
1484 static int __init sensors_w83627hf_init(void)
1486 if (w83627hf_find(0x2e, &address)
1487 && w83627hf_find(0x4e, &address)) {
1491 return i2c_isa_add_driver(&w83627hf_driver);
1494 static void __exit sensors_w83627hf_exit(void)
1496 i2c_isa_del_driver(&w83627hf_driver);
1499 MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl>, "
1500 "Philip Edelbrock <phil@netroedge.com>, "
1501 "and Mark Studebaker <mdsxyz123@yahoo.com>");
1502 MODULE_DESCRIPTION("W83627HF driver");
1503 MODULE_LICENSE("GPL");
1505 module_init(sensors_w83627hf_init);
1506 module_exit(sensors_w83627hf_exit);