diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-04 10:53:16 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-04 10:53:16 -0400 |
commit | 46e85f5f1c2a1d106c1ec0fa2a06280276b8e052 (patch) | |
tree | 6b894b2c2c13fe70f986b03b32c9ca2a6d36a053 /Documentation | |
parent | b2409fb6a49d1f633a8fc488e48043da7d3fd6a7 (diff) | |
parent | eff7687d473c31cba3876c13e97eebc708eb8582 (diff) |
Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
hwmon: (w83627ehf) Add support for the W83627UHG
hwmon: (w83627ehf) Clean up probe function
hwmon: (w83627ehf) Properly report PECI and AMD-SI sensor types
hwmon: Use i2c_smbus_{read,write}_word_swapped
hwmon: (smsc47b397) Fix checkpatch errors
hwmon: (lm90) Make code more readable
hwmon: (lm90) Fix warnings
hwmon: (ibmaem) Avoid repeated memory allocations
hwmon: (ibmaem) Make instance initializations independent
hwmon: (ibmaem) Fix error paths
hwmon: (lm73) Make detection less problematic
hwmon: Avoid building drivers for powerpc that read/write ISA addresses
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/hwmon/w83627ehf | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/Documentation/hwmon/w83627ehf b/Documentation/hwmon/w83627ehf index 76ffef94ed75..3f44dbdfda70 100644 --- a/Documentation/hwmon/w83627ehf +++ b/Documentation/hwmon/w83627ehf | |||
@@ -14,6 +14,10 @@ Supported chips: | |||
14 | Prefix: 'w83627dhg' | 14 | Prefix: 'w83627dhg' |
15 | Addresses scanned: ISA address retrieved from Super I/O registers | 15 | Addresses scanned: ISA address retrieved from Super I/O registers |
16 | Datasheet: not available | 16 | Datasheet: not available |
17 | * Winbond W83627UHG | ||
18 | Prefix: 'w83627uhg' | ||
19 | Addresses scanned: ISA address retrieved from Super I/O registers | ||
20 | Datasheet: available from www.nuvoton.com | ||
17 | * Winbond W83667HG | 21 | * Winbond W83667HG |
18 | Prefix: 'w83667hg' | 22 | Prefix: 'w83667hg' |
19 | Addresses scanned: ISA address retrieved from Super I/O registers | 23 | Addresses scanned: ISA address retrieved from Super I/O registers |
@@ -42,14 +46,13 @@ Description | |||
42 | ----------- | 46 | ----------- |
43 | 47 | ||
44 | This driver implements support for the Winbond W83627EHF, W83627EHG, | 48 | This driver implements support for the Winbond W83627EHF, W83627EHG, |
45 | W83627DHG, W83627DHG-P, W83667HG, W83667HG-B, W83667HG-I (NCT6775F), | 49 | W83627DHG, W83627DHG-P, W83627UHG, W83667HG, W83667HG-B, W83667HG-I |
46 | and NCT6776F super I/O chips. We will refer to them collectively as | 50 | (NCT6775F), and NCT6776F super I/O chips. We will refer to them collectively |
47 | Winbond chips. | 51 | as Winbond chips. |
48 | 52 | ||
49 | The chips implement three temperature sensors (up to four for 667HG-B, and nine | 53 | The chips implement 2 to 4 temperature sensors (9 for NCT6775F and NCT6776F), |
50 | for NCT6775F and NCT6776F), five fan rotation speed sensors, ten analog voltage | 54 | 2 to 5 fan rotation speed sensors, 8 to 10 analog voltage sensors, one VID |
51 | sensors (only nine for the 627DHG), one VID (6 pins for the 627EHF/EHG, 8 pins | 55 | (except for 627UHG), alarms with beep warnings (control unimplemented), |
52 | for the 627DHG and 667HG), alarms with beep warnings (control unimplemented), | ||
53 | and some automatic fan regulation strategies (plus manual fan control mode). | 56 | and some automatic fan regulation strategies (plus manual fan control mode). |
54 | 57 | ||
55 | The temperature sensor sources on W82677HG-B, NCT6775F, and NCT6776F are | 58 | The temperature sensor sources on W82677HG-B, NCT6775F, and NCT6776F are |
@@ -86,17 +89,16 @@ follows: | |||
86 | 89 | ||
87 | temp1 -> pwm1 | 90 | temp1 -> pwm1 |
88 | temp2 -> pwm2 | 91 | temp2 -> pwm2 |
89 | temp3 -> pwm3 | 92 | temp3 -> pwm3 (not on 627UHG) |
90 | prog -> pwm4 (not on 667HG and 667HG-B; the programmable setting is not | 93 | prog -> pwm4 (not on 667HG and 667HG-B; the programmable setting is not |
91 | supported by the driver) | 94 | supported by the driver) |
92 | 95 | ||
93 | /sys files | 96 | /sys files |
94 | ---------- | 97 | ---------- |
95 | 98 | ||
96 | name - this is a standard hwmon device entry. For the W83627EHF and W83627EHG, | 99 | name - this is a standard hwmon device entry, it contains the name of |
97 | it is set to "w83627ehf", for the W83627DHG it is set to "w83627dhg", | 100 | the device (see the prefix in the list of supported devices at |
98 | for the W83667HG and W83667HG-B it is set to "w83667hg", for NCT6775F it | 101 | the top of this file) |
99 | is set to "nct6775", and for NCT6776F it is set to "nct6776". | ||
100 | 102 | ||
101 | pwm[1-4] - this file stores PWM duty cycle or DC value (fan speed) in range: | 103 | pwm[1-4] - this file stores PWM duty cycle or DC value (fan speed) in range: |
102 | 0 (stop) to 255 (full) | 104 | 0 (stop) to 255 (full) |