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sch5636.c
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1 /***************************************************************************
2  * Copyright (C) 2011-2012 Hans de Goede <[email protected]> *
3  * *
4  * This program is free software; you can redistribute it and/or modify *
5  * it under the terms of the GNU General Public License as published by *
6  * the Free Software Foundation; either version 2 of the License, or *
7  * (at your option) any later version. *
8  * *
9  * This program is distributed in the hope that it will be useful, *
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12  * GNU General Public License for more details. *
13  * *
14  * You should have received a copy of the GNU General Public License *
15  * along with this program; if not, write to the *
16  * Free Software Foundation, Inc., *
17  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
18  ***************************************************************************/
19 
20 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
21 
22 #include <linux/module.h>
23 #include <linux/init.h>
24 #include <linux/slab.h>
25 #include <linux/jiffies.h>
26 #include <linux/platform_device.h>
27 #include <linux/hwmon.h>
28 #include <linux/hwmon-sysfs.h>
29 #include <linux/err.h>
30 #include <linux/mutex.h>
31 #include "sch56xx-common.h"
32 
33 #define DRVNAME "sch5636"
34 #define DEVNAME "theseus" /* We only support one model for now */
35 
36 #define SCH5636_REG_FUJITSU_ID 0x780
37 #define SCH5636_REG_FUJITSU_REV 0x783
38 
39 #define SCH5636_NO_INS 5
40 #define SCH5636_NO_TEMPS 16
41 #define SCH5636_NO_FANS 8
42 
43 static const u16 SCH5636_REG_IN_VAL[SCH5636_NO_INS] = {
44  0x22, 0x23, 0x24, 0x25, 0x189 };
45 static const u16 SCH5636_REG_IN_FACTORS[SCH5636_NO_INS] = {
46  4400, 1500, 4000, 4400, 16000 };
47 static const char * const SCH5636_IN_LABELS[SCH5636_NO_INS] = {
48  "3.3V", "VREF", "VBAT", "3.3AUX", "12V" };
49 
50 static const u16 SCH5636_REG_TEMP_VAL[SCH5636_NO_TEMPS] = {
51  0x2B, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x180, 0x181,
52  0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C };
53 #define SCH5636_REG_TEMP_CTRL(i) (0x790 + (i))
54 #define SCH5636_TEMP_WORKING 0x01
55 #define SCH5636_TEMP_ALARM 0x02
56 #define SCH5636_TEMP_DEACTIVATED 0x80
57 
58 static const u16 SCH5636_REG_FAN_VAL[SCH5636_NO_FANS] = {
59  0x2C, 0x2E, 0x30, 0x32, 0x62, 0x64, 0x66, 0x68 };
60 #define SCH5636_REG_FAN_CTRL(i) (0x880 + (i))
61 /* FAULT in datasheet, but acts as an alarm */
62 #define SCH5636_FAN_ALARM 0x04
63 #define SCH5636_FAN_NOT_PRESENT 0x08
64 #define SCH5636_FAN_DEACTIVATED 0x80
65 
66 
67 struct sch5636_data {
68  unsigned short addr;
69  struct device *hwmon_dev;
70  struct sch56xx_watchdog_data *watchdog;
71 
72  struct mutex update_lock;
73  char valid; /* !=0 if following fields are valid */
74  unsigned long last_updated; /* In jiffies */
75  u8 in[SCH5636_NO_INS];
76  u8 temp_val[SCH5636_NO_TEMPS];
77  u8 temp_ctrl[SCH5636_NO_TEMPS];
78  u16 fan_val[SCH5636_NO_FANS];
79  u8 fan_ctrl[SCH5636_NO_FANS];
80 };
81 
82 static struct sch5636_data *sch5636_update_device(struct device *dev)
83 {
84  struct sch5636_data *data = dev_get_drvdata(dev);
85  struct sch5636_data *ret = data;
86  int i, val;
87 
88  mutex_lock(&data->update_lock);
89 
90  /* Cache the values for 1 second */
91  if (data->valid && !time_after(jiffies, data->last_updated + HZ))
92  goto abort;
93 
94  for (i = 0; i < SCH5636_NO_INS; i++) {
95  val = sch56xx_read_virtual_reg(data->addr,
96  SCH5636_REG_IN_VAL[i]);
97  if (unlikely(val < 0)) {
98  ret = ERR_PTR(val);
99  goto abort;
100  }
101  data->in[i] = val;
102  }
103 
104  for (i = 0; i < SCH5636_NO_TEMPS; i++) {
105  if (data->temp_ctrl[i] & SCH5636_TEMP_DEACTIVATED)
106  continue;
107 
108  val = sch56xx_read_virtual_reg(data->addr,
109  SCH5636_REG_TEMP_VAL[i]);
110  if (unlikely(val < 0)) {
111  ret = ERR_PTR(val);
112  goto abort;
113  }
114  data->temp_val[i] = val;
115 
116  val = sch56xx_read_virtual_reg(data->addr,
117  SCH5636_REG_TEMP_CTRL(i));
118  if (unlikely(val < 0)) {
119  ret = ERR_PTR(val);
120  goto abort;
121  }
122  data->temp_ctrl[i] = val;
123  /* Alarms need to be explicitly write-cleared */
124  if (val & SCH5636_TEMP_ALARM) {
125  sch56xx_write_virtual_reg(data->addr,
126  SCH5636_REG_TEMP_CTRL(i), val);
127  }
128  }
129 
130  for (i = 0; i < SCH5636_NO_FANS; i++) {
131  if (data->fan_ctrl[i] & SCH5636_FAN_DEACTIVATED)
132  continue;
133 
134  val = sch56xx_read_virtual_reg16(data->addr,
135  SCH5636_REG_FAN_VAL[i]);
136  if (unlikely(val < 0)) {
137  ret = ERR_PTR(val);
138  goto abort;
139  }
140  data->fan_val[i] = val;
141 
142  val = sch56xx_read_virtual_reg(data->addr,
143  SCH5636_REG_FAN_CTRL(i));
144  if (unlikely(val < 0)) {
145  ret = ERR_PTR(val);
146  goto abort;
147  }
148  data->fan_ctrl[i] = val;
149  /* Alarms need to be explicitly write-cleared */
150  if (val & SCH5636_FAN_ALARM) {
151  sch56xx_write_virtual_reg(data->addr,
152  SCH5636_REG_FAN_CTRL(i), val);
153  }
154  }
155 
156  data->last_updated = jiffies;
157  data->valid = 1;
158 abort:
159  mutex_unlock(&data->update_lock);
160  return ret;
161 }
162 
163 static int reg_to_rpm(u16 reg)
164 {
165  if (reg == 0)
166  return -EIO;
167  if (reg == 0xffff)
168  return 0;
169 
170  return 5400540 / reg;
171 }
172 
173 static ssize_t show_name(struct device *dev, struct device_attribute *devattr,
174  char *buf)
175 {
176  return snprintf(buf, PAGE_SIZE, "%s\n", DEVNAME);
177 }
178 
179 static ssize_t show_in_value(struct device *dev, struct device_attribute
180  *devattr, char *buf)
181 {
182  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
183  struct sch5636_data *data = sch5636_update_device(dev);
184  int val;
185 
186  if (IS_ERR(data))
187  return PTR_ERR(data);
188 
189  val = DIV_ROUND_CLOSEST(
190  data->in[attr->index] * SCH5636_REG_IN_FACTORS[attr->index],
191  255);
192  return snprintf(buf, PAGE_SIZE, "%d\n", val);
193 }
194 
195 static ssize_t show_in_label(struct device *dev, struct device_attribute
196  *devattr, char *buf)
197 {
198  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
199 
200  return snprintf(buf, PAGE_SIZE, "%s\n",
201  SCH5636_IN_LABELS[attr->index]);
202 }
203 
204 static ssize_t show_temp_value(struct device *dev, struct device_attribute
205  *devattr, char *buf)
206 {
207  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
208  struct sch5636_data *data = sch5636_update_device(dev);
209  int val;
210 
211  if (IS_ERR(data))
212  return PTR_ERR(data);
213 
214  val = (data->temp_val[attr->index] - 64) * 1000;
215  return snprintf(buf, PAGE_SIZE, "%d\n", val);
216 }
217 
218 static ssize_t show_temp_fault(struct device *dev, struct device_attribute
219  *devattr, char *buf)
220 {
221  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
222  struct sch5636_data *data = sch5636_update_device(dev);
223  int val;
224 
225  if (IS_ERR(data))
226  return PTR_ERR(data);
227 
228  val = (data->temp_ctrl[attr->index] & SCH5636_TEMP_WORKING) ? 0 : 1;
229  return snprintf(buf, PAGE_SIZE, "%d\n", val);
230 }
231 
232 static ssize_t show_temp_alarm(struct device *dev, struct device_attribute
233  *devattr, char *buf)
234 {
235  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
236  struct sch5636_data *data = sch5636_update_device(dev);
237  int val;
238 
239  if (IS_ERR(data))
240  return PTR_ERR(data);
241 
242  val = (data->temp_ctrl[attr->index] & SCH5636_TEMP_ALARM) ? 1 : 0;
243  return snprintf(buf, PAGE_SIZE, "%d\n", val);
244 }
245 
246 static ssize_t show_fan_value(struct device *dev, struct device_attribute
247  *devattr, char *buf)
248 {
249  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
250  struct sch5636_data *data = sch5636_update_device(dev);
251  int val;
252 
253  if (IS_ERR(data))
254  return PTR_ERR(data);
255 
256  val = reg_to_rpm(data->fan_val[attr->index]);
257  if (val < 0)
258  return val;
259 
260  return snprintf(buf, PAGE_SIZE, "%d\n", val);
261 }
262 
263 static ssize_t show_fan_fault(struct device *dev, struct device_attribute
264  *devattr, char *buf)
265 {
266  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
267  struct sch5636_data *data = sch5636_update_device(dev);
268  int val;
269 
270  if (IS_ERR(data))
271  return PTR_ERR(data);
272 
273  val = (data->fan_ctrl[attr->index] & SCH5636_FAN_NOT_PRESENT) ? 1 : 0;
274  return snprintf(buf, PAGE_SIZE, "%d\n", val);
275 }
276 
277 static ssize_t show_fan_alarm(struct device *dev, struct device_attribute
278  *devattr, char *buf)
279 {
280  struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
281  struct sch5636_data *data = sch5636_update_device(dev);
282  int val;
283 
284  if (IS_ERR(data))
285  return PTR_ERR(data);
286 
287  val = (data->fan_ctrl[attr->index] & SCH5636_FAN_ALARM) ? 1 : 0;
288  return snprintf(buf, PAGE_SIZE, "%d\n", val);
289 }
290 
291 static struct sensor_device_attribute sch5636_attr[] = {
292  SENSOR_ATTR(name, 0444, show_name, NULL, 0),
293  SENSOR_ATTR(in0_input, 0444, show_in_value, NULL, 0),
294  SENSOR_ATTR(in0_label, 0444, show_in_label, NULL, 0),
295  SENSOR_ATTR(in1_input, 0444, show_in_value, NULL, 1),
296  SENSOR_ATTR(in1_label, 0444, show_in_label, NULL, 1),
297  SENSOR_ATTR(in2_input, 0444, show_in_value, NULL, 2),
298  SENSOR_ATTR(in2_label, 0444, show_in_label, NULL, 2),
299  SENSOR_ATTR(in3_input, 0444, show_in_value, NULL, 3),
300  SENSOR_ATTR(in3_label, 0444, show_in_label, NULL, 3),
301  SENSOR_ATTR(in4_input, 0444, show_in_value, NULL, 4),
302  SENSOR_ATTR(in4_label, 0444, show_in_label, NULL, 4),
303 };
304 
305 static struct sensor_device_attribute sch5636_temp_attr[] = {
306  SENSOR_ATTR(temp1_input, 0444, show_temp_value, NULL, 0),
307  SENSOR_ATTR(temp1_fault, 0444, show_temp_fault, NULL, 0),
308  SENSOR_ATTR(temp1_alarm, 0444, show_temp_alarm, NULL, 0),
309  SENSOR_ATTR(temp2_input, 0444, show_temp_value, NULL, 1),
310  SENSOR_ATTR(temp2_fault, 0444, show_temp_fault, NULL, 1),
311  SENSOR_ATTR(temp2_alarm, 0444, show_temp_alarm, NULL, 1),
312  SENSOR_ATTR(temp3_input, 0444, show_temp_value, NULL, 2),
313  SENSOR_ATTR(temp3_fault, 0444, show_temp_fault, NULL, 2),
314  SENSOR_ATTR(temp3_alarm, 0444, show_temp_alarm, NULL, 2),
315  SENSOR_ATTR(temp4_input, 0444, show_temp_value, NULL, 3),
316  SENSOR_ATTR(temp4_fault, 0444, show_temp_fault, NULL, 3),
317  SENSOR_ATTR(temp4_alarm, 0444, show_temp_alarm, NULL, 3),
318  SENSOR_ATTR(temp5_input, 0444, show_temp_value, NULL, 4),
319  SENSOR_ATTR(temp5_fault, 0444, show_temp_fault, NULL, 4),
320  SENSOR_ATTR(temp5_alarm, 0444, show_temp_alarm, NULL, 4),
321  SENSOR_ATTR(temp6_input, 0444, show_temp_value, NULL, 5),
322  SENSOR_ATTR(temp6_fault, 0444, show_temp_fault, NULL, 5),
323  SENSOR_ATTR(temp6_alarm, 0444, show_temp_alarm, NULL, 5),
324  SENSOR_ATTR(temp7_input, 0444, show_temp_value, NULL, 6),
325  SENSOR_ATTR(temp7_fault, 0444, show_temp_fault, NULL, 6),
326  SENSOR_ATTR(temp7_alarm, 0444, show_temp_alarm, NULL, 6),
327  SENSOR_ATTR(temp8_input, 0444, show_temp_value, NULL, 7),
328  SENSOR_ATTR(temp8_fault, 0444, show_temp_fault, NULL, 7),
329  SENSOR_ATTR(temp8_alarm, 0444, show_temp_alarm, NULL, 7),
330  SENSOR_ATTR(temp9_input, 0444, show_temp_value, NULL, 8),
331  SENSOR_ATTR(temp9_fault, 0444, show_temp_fault, NULL, 8),
332  SENSOR_ATTR(temp9_alarm, 0444, show_temp_alarm, NULL, 8),
333  SENSOR_ATTR(temp10_input, 0444, show_temp_value, NULL, 9),
334  SENSOR_ATTR(temp10_fault, 0444, show_temp_fault, NULL, 9),
335  SENSOR_ATTR(temp10_alarm, 0444, show_temp_alarm, NULL, 9),
336  SENSOR_ATTR(temp11_input, 0444, show_temp_value, NULL, 10),
337  SENSOR_ATTR(temp11_fault, 0444, show_temp_fault, NULL, 10),
338  SENSOR_ATTR(temp11_alarm, 0444, show_temp_alarm, NULL, 10),
339  SENSOR_ATTR(temp12_input, 0444, show_temp_value, NULL, 11),
340  SENSOR_ATTR(temp12_fault, 0444, show_temp_fault, NULL, 11),
341  SENSOR_ATTR(temp12_alarm, 0444, show_temp_alarm, NULL, 11),
342  SENSOR_ATTR(temp13_input, 0444, show_temp_value, NULL, 12),
343  SENSOR_ATTR(temp13_fault, 0444, show_temp_fault, NULL, 12),
344  SENSOR_ATTR(temp13_alarm, 0444, show_temp_alarm, NULL, 12),
345  SENSOR_ATTR(temp14_input, 0444, show_temp_value, NULL, 13),
346  SENSOR_ATTR(temp14_fault, 0444, show_temp_fault, NULL, 13),
347  SENSOR_ATTR(temp14_alarm, 0444, show_temp_alarm, NULL, 13),
348  SENSOR_ATTR(temp15_input, 0444, show_temp_value, NULL, 14),
349  SENSOR_ATTR(temp15_fault, 0444, show_temp_fault, NULL, 14),
350  SENSOR_ATTR(temp15_alarm, 0444, show_temp_alarm, NULL, 14),
351  SENSOR_ATTR(temp16_input, 0444, show_temp_value, NULL, 15),
352  SENSOR_ATTR(temp16_fault, 0444, show_temp_fault, NULL, 15),
353  SENSOR_ATTR(temp16_alarm, 0444, show_temp_alarm, NULL, 15),
354 };
355 
356 static struct sensor_device_attribute sch5636_fan_attr[] = {
357  SENSOR_ATTR(fan1_input, 0444, show_fan_value, NULL, 0),
358  SENSOR_ATTR(fan1_fault, 0444, show_fan_fault, NULL, 0),
359  SENSOR_ATTR(fan1_alarm, 0444, show_fan_alarm, NULL, 0),
360  SENSOR_ATTR(fan2_input, 0444, show_fan_value, NULL, 1),
361  SENSOR_ATTR(fan2_fault, 0444, show_fan_fault, NULL, 1),
362  SENSOR_ATTR(fan2_alarm, 0444, show_fan_alarm, NULL, 1),
363  SENSOR_ATTR(fan3_input, 0444, show_fan_value, NULL, 2),
364  SENSOR_ATTR(fan3_fault, 0444, show_fan_fault, NULL, 2),
365  SENSOR_ATTR(fan3_alarm, 0444, show_fan_alarm, NULL, 2),
366  SENSOR_ATTR(fan4_input, 0444, show_fan_value, NULL, 3),
367  SENSOR_ATTR(fan4_fault, 0444, show_fan_fault, NULL, 3),
368  SENSOR_ATTR(fan4_alarm, 0444, show_fan_alarm, NULL, 3),
369  SENSOR_ATTR(fan5_input, 0444, show_fan_value, NULL, 4),
370  SENSOR_ATTR(fan5_fault, 0444, show_fan_fault, NULL, 4),
371  SENSOR_ATTR(fan5_alarm, 0444, show_fan_alarm, NULL, 4),
372  SENSOR_ATTR(fan6_input, 0444, show_fan_value, NULL, 5),
373  SENSOR_ATTR(fan6_fault, 0444, show_fan_fault, NULL, 5),
374  SENSOR_ATTR(fan6_alarm, 0444, show_fan_alarm, NULL, 5),
375  SENSOR_ATTR(fan7_input, 0444, show_fan_value, NULL, 6),
376  SENSOR_ATTR(fan7_fault, 0444, show_fan_fault, NULL, 6),
377  SENSOR_ATTR(fan7_alarm, 0444, show_fan_alarm, NULL, 6),
378  SENSOR_ATTR(fan8_input, 0444, show_fan_value, NULL, 7),
379  SENSOR_ATTR(fan8_fault, 0444, show_fan_fault, NULL, 7),
380  SENSOR_ATTR(fan8_alarm, 0444, show_fan_alarm, NULL, 7),
381 };
382 
383 static int sch5636_remove(struct platform_device *pdev)
384 {
385  struct sch5636_data *data = platform_get_drvdata(pdev);
386  int i;
387 
388  if (data->watchdog)
389  sch56xx_watchdog_unregister(data->watchdog);
390 
391  if (data->hwmon_dev)
392  hwmon_device_unregister(data->hwmon_dev);
393 
394  for (i = 0; i < ARRAY_SIZE(sch5636_attr); i++)
395  device_remove_file(&pdev->dev, &sch5636_attr[i].dev_attr);
396 
397  for (i = 0; i < SCH5636_NO_TEMPS * 3; i++)
398  device_remove_file(&pdev->dev,
399  &sch5636_temp_attr[i].dev_attr);
400 
401  for (i = 0; i < SCH5636_NO_FANS * 3; i++)
402  device_remove_file(&pdev->dev,
403  &sch5636_fan_attr[i].dev_attr);
404 
405  return 0;
406 }
407 
408 static int __devinit sch5636_probe(struct platform_device *pdev)
409 {
410  struct sch5636_data *data;
411  int i, err, val, revision[2];
412  char id[4];
413 
414  data = devm_kzalloc(&pdev->dev, sizeof(struct sch5636_data),
415  GFP_KERNEL);
416  if (!data)
417  return -ENOMEM;
418 
419  data->addr = platform_get_resource(pdev, IORESOURCE_IO, 0)->start;
420  mutex_init(&data->update_lock);
421  platform_set_drvdata(pdev, data);
422 
423  for (i = 0; i < 3; i++) {
424  val = sch56xx_read_virtual_reg(data->addr,
425  SCH5636_REG_FUJITSU_ID + i);
426  if (val < 0) {
427  pr_err("Could not read Fujitsu id byte at %#x\n",
428  SCH5636_REG_FUJITSU_ID + i);
429  err = val;
430  goto error;
431  }
432  id[i] = val;
433  }
434  id[i] = '\0';
435 
436  if (strcmp(id, "THS")) {
437  pr_err("Unknown Fujitsu id: %02x%02x%02x\n",
438  id[0], id[1], id[2]);
439  err = -ENODEV;
440  goto error;
441  }
442 
443  for (i = 0; i < 2; i++) {
444  val = sch56xx_read_virtual_reg(data->addr,
445  SCH5636_REG_FUJITSU_REV + i);
446  if (val < 0) {
447  err = val;
448  goto error;
449  }
450  revision[i] = val;
451  }
452  pr_info("Found %s chip at %#hx, revison: %d.%02d\n", DEVNAME,
453  data->addr, revision[0], revision[1]);
454 
455  /* Read all temp + fan ctrl registers to determine which are active */
456  for (i = 0; i < SCH5636_NO_TEMPS; i++) {
457  val = sch56xx_read_virtual_reg(data->addr,
458  SCH5636_REG_TEMP_CTRL(i));
459  if (unlikely(val < 0)) {
460  err = val;
461  goto error;
462  }
463  data->temp_ctrl[i] = val;
464  }
465 
466  for (i = 0; i < SCH5636_NO_FANS; i++) {
467  val = sch56xx_read_virtual_reg(data->addr,
468  SCH5636_REG_FAN_CTRL(i));
469  if (unlikely(val < 0)) {
470  err = val;
471  goto error;
472  }
473  data->fan_ctrl[i] = val;
474  }
475 
476  for (i = 0; i < ARRAY_SIZE(sch5636_attr); i++) {
477  err = device_create_file(&pdev->dev,
478  &sch5636_attr[i].dev_attr);
479  if (err)
480  goto error;
481  }
482 
483  for (i = 0; i < (SCH5636_NO_TEMPS * 3); i++) {
484  if (data->temp_ctrl[i/3] & SCH5636_TEMP_DEACTIVATED)
485  continue;
486 
487  err = device_create_file(&pdev->dev,
488  &sch5636_temp_attr[i].dev_attr);
489  if (err)
490  goto error;
491  }
492 
493  for (i = 0; i < (SCH5636_NO_FANS * 3); i++) {
494  if (data->fan_ctrl[i/3] & SCH5636_FAN_DEACTIVATED)
495  continue;
496 
497  err = device_create_file(&pdev->dev,
498  &sch5636_fan_attr[i].dev_attr);
499  if (err)
500  goto error;
501  }
502 
503  data->hwmon_dev = hwmon_device_register(&pdev->dev);
504  if (IS_ERR(data->hwmon_dev)) {
505  err = PTR_ERR(data->hwmon_dev);
506  data->hwmon_dev = NULL;
507  goto error;
508  }
509 
510  /* Note failing to register the watchdog is not a fatal error */
511  data->watchdog = sch56xx_watchdog_register(&pdev->dev, data->addr,
512  (revision[0] << 8) | revision[1],
513  &data->update_lock, 0);
514 
515  return 0;
516 
517 error:
518  sch5636_remove(pdev);
519  return err;
520 }
521 
522 static struct platform_driver sch5636_driver = {
523  .driver = {
524  .owner = THIS_MODULE,
525  .name = DRVNAME,
526  },
527  .probe = sch5636_probe,
528  .remove = sch5636_remove,
529 };
530 
531 module_platform_driver(sch5636_driver);
532 
533 MODULE_DESCRIPTION("SMSC SCH5636 Hardware Monitoring Driver");
534 MODULE_AUTHOR("Hans de Goede <[email protected]>");
535 MODULE_LICENSE("GPL");
Generated on Thu Jan 10 2013 13:35:12 for Linux Kernel by   doxygen 1.8.2