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| author | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-02-07 15:08:54 -0800 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-03-14 22:39:14 -0700 |
| commit | d36cf32c9a6c4ffea8f2108a05defb55800f9215 (patch) | |
| tree | 7d663ef2b91947314d6b39d1af83ec6c4c5d823c /Documentation/hwmon/w83627ehf | |
| parent | 83cc8985b82dff2ef85987a8481a92aab1b33323 (diff) | |
| download | lwn-d36cf32c9a6c4ffea8f2108a05defb55800f9215.tar.gz lwn-d36cf32c9a6c4ffea8f2108a05defb55800f9215.zip | |
hwmon: (w83627ehf) Improve support for W83667HG-B
Add support for 4th temperature sensor on W83677HG-B.
Display temperature labels on W83677HG-B to report temperature sources.
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Acked-by: Ian Dobson <i.dobson@planet-ian.com>
Diffstat (limited to 'Documentation/hwmon/w83627ehf')
| -rw-r--r-- | Documentation/hwmon/w83627ehf | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/Documentation/hwmon/w83627ehf b/Documentation/hwmon/w83627ehf index 13d556112fc0..064301944d49 100644 --- a/Documentation/hwmon/w83627ehf +++ b/Documentation/hwmon/w83627ehf @@ -39,16 +39,21 @@ This driver implements support for the Winbond W83627EHF, W83627EHG, W83627DHG, W83627DHG-P, W83667HG and W83667HG-B super I/O chips. We will refer to them collectively as Winbond chips. -The chips implement three temperature sensors, five fan rotation -speed sensors, ten analog voltage sensors (only nine for the 627DHG), one -VID (6 pins for the 627EHF/EHG, 8 pins for the 627DHG and 667HG), alarms -with beep warnings (control unimplemented), and some automatic fan +The chips implement three temperature sensors (up to four for 667HG-B), +five fan rotation speed sensors, ten analog voltage sensors (only nine for the +627DHG), one VID (6 pins for the 627EHF/EHG, 8 pins for the 627DHG and 667HG), +alarms with beep warnings (control unimplemented), and some automatic fan regulation strategies (plus manual fan control mode). +The temperature sensor sources on W82677HG-B are configurable. temp4 is only +reported if its temperature source differs from the temperature sources of the +other three temperature sensors. The configured source for each of the +temperature sensors is reported in tempX_label. + Temperatures are measured in degrees Celsius and measurement resolution is 1 -degC for temp1 and 0.5 degC for temp2 and temp3. An alarm is triggered when -the temperature gets higher than high limit; it stays on until the temperature -falls below the hysteresis value. +degC for temp1 and temp4, and 0.5 degC for temp2 and temp3. An alarm is +triggered when the temperature gets higher than high limit; it stays on until +the temperature falls below the hysteresis value. Fan rotation speeds are reported in RPM (rotations per minute). An alarm is triggered if the rotation speed has dropped below a programmable limit. Fan |