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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-07 21:05:39 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-07 21:05:39 -0400
commita06dee41a31bff488a261dfc542776ffd2f24ff1 (patch)
tree4930b7698d5d238f159c2d6628c7c1c62765b42b /Documentation
parentb588e2bbd7b872c9cdf635fe0f04840534e72443 (diff)
parent816d8c6a2580562698cf0fa0b9e5b4dd570e636e (diff)
Merge branch 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6
* 'hwmon-for-linus' of git://jdelvare.pck.nerim.net/jdelvare-2.6: hwmon: (it87) Support for 16-bit fan reading in it8705 >= rev 0x03 hwmon: (it87) Support for 16-bit fan reading in it8712 >= rev 0x07 hwmon: (hwmon-vid) Add 6-bit vid codes for AMD NPT 0Fh cpus hwmon: (hwmon-vid) Trivial format multi-line comments per CodingStyle hwmon: ad7414 driver hwmon: (thmc50) Add support for critical temperature limits hwmon: (adm9240) Remove EXPERIMENTAL dependency hwmon: (w83627hf) Drop reset module parameter hwmon: (w83627hf) Add pwm_enable sysfs interface hwmon: (w83791d) Use fan divisor bits from vbat register hwmon: (f71882fg) Delete needless forward declarations hwmon: (dme1737) Add support for the SMSC SCH5027 hwmon: (dme1737) Skip detection if forced hwmon: (dme1737) Cleanups
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/hwmon/dme173753
-rw-r--r--Documentation/hwmon/it8713
-rw-r--r--Documentation/hwmon/w83627hf4
-rw-r--r--Documentation/hwmon/w83791d6
4 files changed, 47 insertions, 29 deletions
diff --git a/Documentation/hwmon/dme1737 b/Documentation/hwmon/dme1737
index b1fe00999439..001d2e70bc11 100644
--- a/Documentation/hwmon/dme1737
+++ b/Documentation/hwmon/dme1737
@@ -10,6 +10,10 @@ Supported chips:
10 Prefix: 'sch311x' 10 Prefix: 'sch311x'
11 Addresses scanned: none, address read from Super-I/O config space 11 Addresses scanned: none, address read from Super-I/O config space
12 Datasheet: http://www.nuhorizons.com/FeaturedProducts/Volume1/SMSC/311x.pdf 12 Datasheet: http://www.nuhorizons.com/FeaturedProducts/Volume1/SMSC/311x.pdf
13 * SMSC SCH5027
14 Prefix: 'sch5027'
15 Addresses scanned: I2C 0x2c, 0x2d, 0x2e
16 Datasheet: Provided by SMSC upon request and under NDA
13 17
14Authors: 18Authors:
15 Juerg Haefliger <juergh@gmail.com> 19 Juerg Haefliger <juergh@gmail.com>
@@ -27,33 +31,31 @@ Module Parameters
27 following boards: 31 following boards:
28 - VIA EPIA SN18000 32 - VIA EPIA SN18000
29 33
30Note that there is no need to use this parameter if the driver loads without
31complaining. The driver will say so if it is necessary.
32
33 34
34Description 35Description
35----------- 36-----------
36 37
37This driver implements support for the hardware monitoring capabilities of the 38This driver implements support for the hardware monitoring capabilities of the
38SMSC DME1737 and Asus A8000 (which are the same) and SMSC SCH311x Super-I/O 39SMSC DME1737 and Asus A8000 (which are the same), SMSC SCH5027, and SMSC
39chips. These chips feature monitoring of 3 temp sensors temp[1-3] (2 remote 40SCH311x Super-I/O chips. These chips feature monitoring of 3 temp sensors
40diodes and 1 internal), 7 voltages in[0-6] (6 external and 1 internal) and up 41temp[1-3] (2 remote diodes and 1 internal), 7 voltages in[0-6] (6 external and
41to 6 fan speeds fan[1-6]. Additionally, the chips implement up to 5 PWM 421 internal) and up to 6 fan speeds fan[1-6]. Additionally, the chips implement
42outputs pwm[1-3,5-6] for controlling fan speeds both manually and 43up to 5 PWM outputs pwm[1-3,5-6] for controlling fan speeds both manually and
43automatically. 44automatically.
44 45
45For the DME1737 and A8000, fan[1-2] and pwm[1-2] are always present. Fan[3-6] 46For the DME1737, A8000 and SCH5027, fan[1-2] and pwm[1-2] are always present.
46and pwm[3,5-6] are optional features and their availability depends on the 47Fan[3-6] and pwm[3,5-6] are optional features and their availability depends on
47configuration of the chip. The driver will detect which features are present 48the configuration of the chip. The driver will detect which features are
48during initialization and create the sysfs attributes accordingly. 49present during initialization and create the sysfs attributes accordingly.
49 50
50For the SCH311x, fan[1-3] and pwm[1-3] are always present and fan[4-6] and 51For the SCH311x, fan[1-3] and pwm[1-3] are always present and fan[4-6] and
51pwm[5-6] don't exist. 52pwm[5-6] don't exist.
52 53
53The hardware monitoring features of the DME1737 and A8000 are only accessible 54The hardware monitoring features of the DME1737, A8000, and SCH5027 are only
54via SMBus, while the SCH311x only provides access via the ISA bus. The driver 55accessible via SMBus, while the SCH311x only provides access via the ISA bus.
55will therefore register itself as an I2C client driver if it detects a DME1737 56The driver will therefore register itself as an I2C client driver if it detects
56or A8000 and as a platform driver if it detects a SCH311x chip. 57a DME1737, A8000, or SCH5027 and as a platform driver if it detects a SCH311x
58chip.
57 59
58 60
59Voltage Monitoring 61Voltage Monitoring
@@ -64,6 +66,7 @@ scaling resistors. The values returned by the driver therefore reflect true
64millivolts and don't need scaling. The voltage inputs are mapped as follows 66millivolts and don't need scaling. The voltage inputs are mapped as follows
65(the last column indicates the input ranges): 67(the last column indicates the input ranges):
66 68
69DME1737, A8000:
67 in0: +5VTR (+5V standby) 0V - 6.64V 70 in0: +5VTR (+5V standby) 0V - 6.64V
68 in1: Vccp (processor core) 0V - 3V 71 in1: Vccp (processor core) 0V - 3V
69 in2: VCC (internal +3.3V) 0V - 4.38V 72 in2: VCC (internal +3.3V) 0V - 4.38V
@@ -72,6 +75,24 @@ millivolts and don't need scaling. The voltage inputs are mapped as follows
72 in5: VTR (+3.3V standby) 0V - 4.38V 75 in5: VTR (+3.3V standby) 0V - 4.38V
73 in6: Vbat (+3.0V) 0V - 4.38V 76 in6: Vbat (+3.0V) 0V - 4.38V
74 77
78SCH311x:
79 in0: +2.5V 0V - 6.64V
80 in1: Vccp (processor core) 0V - 2V
81 in2: VCC (internal +3.3V) 0V - 4.38V
82 in3: +5V 0V - 6.64V
83 in4: +12V 0V - 16V
84 in5: VTR (+3.3V standby) 0V - 4.38V
85 in6: Vbat (+3.0V) 0V - 4.38V
86
87SCH5027:
88 in0: +5VTR (+5V standby) 0V - 6.64V
89 in1: Vccp (processor core) 0V - 3V
90 in2: VCC (internal +3.3V) 0V - 4.38V
91 in3: V2_IN 0V - 1.5V
92 in4: V1_IN 0V - 1.5V
93 in5: VTR (+3.3V standby) 0V - 4.38V
94 in6: Vbat (+3.0V) 0V - 4.38V
95
75Each voltage input has associated min and max limits which trigger an alarm 96Each voltage input has associated min and max limits which trigger an alarm
76when crossed. 97when crossed.
77 98
diff --git a/Documentation/hwmon/it87 b/Documentation/hwmon/it87
index f4ce1fdbeff6..3496b7020e7c 100644
--- a/Documentation/hwmon/it87
+++ b/Documentation/hwmon/it87
@@ -6,12 +6,14 @@ Supported chips:
6 Prefix: 'it87' 6 Prefix: 'it87'
7 Addresses scanned: from Super I/O config space (8 I/O ports) 7 Addresses scanned: from Super I/O config space (8 I/O ports)
8 Datasheet: Publicly available at the ITE website 8 Datasheet: Publicly available at the ITE website
9 http://www.ite.com.tw/ 9 http://www.ite.com.tw/product_info/file/pc/IT8705F_V.0.4.1.pdf
10 * IT8712F 10 * IT8712F
11 Prefix: 'it8712' 11 Prefix: 'it8712'
12 Addresses scanned: from Super I/O config space (8 I/O ports) 12 Addresses scanned: from Super I/O config space (8 I/O ports)
13 Datasheet: Publicly available at the ITE website 13 Datasheet: Publicly available at the ITE website
14 http://www.ite.com.tw/ 14 http://www.ite.com.tw/product_info/file/pc/IT8712F_V0.9.1.pdf
15 http://www.ite.com.tw/product_info/file/pc/Errata%20V0.1%20for%20IT8712F%20V0.9.1.pdf
16 http://www.ite.com.tw/product_info/file/pc/IT8712F_V0.9.3.pdf
15 * IT8716F/IT8726F 17 * IT8716F/IT8726F
16 Prefix: 'it8716' 18 Prefix: 'it8716'
17 Addresses scanned: from Super I/O config space (8 I/O ports) 19 Addresses scanned: from Super I/O config space (8 I/O ports)
@@ -90,14 +92,13 @@ upper VID bits share their pins with voltage inputs (in5 and in6) so you
90can't have both on a given board. 92can't have both on a given board.
91 93
92The IT8716F, IT8718F and later IT8712F revisions have support for 94The IT8716F, IT8718F and later IT8712F revisions have support for
932 additional fans. They are supported by the driver for the IT8716F and 952 additional fans. The additional fans are supported by the driver.
94IT8718F but not for the IT8712F
95 96
96The IT8716F and IT8718F, and late IT8712F and IT8705F also have optional 97The IT8716F and IT8718F, and late IT8712F and IT8705F also have optional
9716-bit tachometer counters for fans 1 to 3. This is better (no more fan 9816-bit tachometer counters for fans 1 to 3. This is better (no more fan
98clock divider mess) but not compatible with the older chips and 99clock divider mess) but not compatible with the older chips and
99revisions. For now, the driver only uses the 16-bit mode on the 100revisions. The 16-bit tachometer mode is enabled by the driver when one
100IT8716F and IT8718F. 101of the above chips is detected.
101 102
102The IT8726F is just bit enhanced IT8716F with additional hardware 103The IT8726F is just bit enhanced IT8716F with additional hardware
103for AMD power sequencing. Therefore the chip will appear as IT8716F 104for AMD power sequencing. Therefore the chip will appear as IT8716F
diff --git a/Documentation/hwmon/w83627hf b/Documentation/hwmon/w83627hf
index 880a59f53da9..6ee36dbafd64 100644
--- a/Documentation/hwmon/w83627hf
+++ b/Documentation/hwmon/w83627hf
@@ -40,10 +40,6 @@ Module Parameters
40 (default is 1) 40 (default is 1)
41 Use 'init=0' to bypass initializing the chip. 41 Use 'init=0' to bypass initializing the chip.
42 Try this if your computer crashes when you load the module. 42 Try this if your computer crashes when you load the module.
43* reset: int
44 (default is 0)
45 The driver used to reset the chip on load, but does no more. Use
46 'reset=1' to restore the old behavior. Report if you need to do this.
47 43
48Description 44Description
49----------- 45-----------
diff --git a/Documentation/hwmon/w83791d b/Documentation/hwmon/w83791d
index f153b2f6d62c..a67d3b7a7098 100644
--- a/Documentation/hwmon/w83791d
+++ b/Documentation/hwmon/w83791d
@@ -22,6 +22,7 @@ Credits:
22 22
23Additional contributors: 23Additional contributors:
24 Sven Anders <anders@anduras.de> 24 Sven Anders <anders@anduras.de>
25 Marc Hulsman <m.hulsman@tudelft.nl>
25 26
26Module Parameters 27Module Parameters
27----------------- 28-----------------
@@ -67,9 +68,8 @@ on until the temperature falls below the Hysteresis value.
67 68
68Fan rotation speeds are reported in RPM (rotations per minute). An alarm is 69Fan rotation speeds are reported in RPM (rotations per minute). An alarm is
69triggered if the rotation speed has dropped below a programmable limit. Fan 70triggered if the rotation speed has dropped below a programmable limit. Fan
70readings can be divided by a programmable divider (1, 2, 4, 8 for fan 1/2/3 71readings can be divided by a programmable divider (1, 2, 4, 8, 16,
71and 1, 2, 4, 8, 16, 32, 64 or 128 for fan 4/5) to give the readings more 7232, 64 or 128 for all fans) to give the readings more range or accuracy.
72range or accuracy.
73 73
74Voltage sensors (also known as IN sensors) report their values in millivolts. 74Voltage sensors (also known as IN sensors) report their values in millivolts.
75An alarm is triggered if the voltage has crossed a programmable minimum 75An alarm is triggered if the voltage has crossed a programmable minimum