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| author | Guenter Roeck <linux@roeck-us.net> | 2012-03-07 03:54:50 -0800 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2013-02-06 09:58:05 -0800 |
| commit | 1640eaecc4c5f62c73a87445a55c0f0cbe3b4579 (patch) | |
| tree | af5b6caaae370863cbd0efa191be7307a4f67b4d /Documentation/hwmon | |
| parent | ce603b18f30aea1216a00673a33805d4f5a5e16b (diff) | |
| download | op-kernel-dev-1640eaecc4c5f62c73a87445a55c0f0cbe3b4579.zip op-kernel-dev-1640eaecc4c5f62c73a87445a55c0f0cbe3b4579.tar.gz | |
hwmon: (pmbus/zl6100) Add support for VMON/VDRV
Some of the ZL6100 compatible chips support monitoring a separate voltage pin,
VMON (ZL2004) or VDRV (ZL91xx). Report it as in2 / vmon.
The chips support implicit warning limits for VMON/VDRV, as percentage of the
respective critical voltage. Support by reading/writing the critical voltages
and calculating the associated warning voltages.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/zl6100 | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/Documentation/hwmon/zl6100 b/Documentation/hwmon/zl6100 index a995b41..3d924b6 100644 --- a/Documentation/hwmon/zl6100 +++ b/Documentation/hwmon/zl6100 @@ -121,12 +121,26 @@ in1_max_alarm Input voltage high alarm. in1_lcrit_alarm Input voltage critical low alarm. in1_crit_alarm Input voltage critical high alarm. -in2_label "vout1" -in2_input Measured output voltage. -in2_lcrit Critical minimum output Voltage. -in2_crit Critical maximum output voltage. -in2_lcrit_alarm Critical output voltage critical low alarm. -in2_crit_alarm Critical output voltage critical high alarm. +in2_label "vmon" +in2_input Measured voltage on VMON (ZL2004) or VDRV (ZL9101M, + ZL9117M) pin. Reported voltage is 16x the voltage on the + pin (adjusted internally by the chip). +in2_lcrit Critical minumum VMON/VDRV Voltage. +in2_crit Critical maximum VMON/VDRV voltage. +in2_lcrit_alarm VMON/VDRV voltage critical low alarm. +in2_crit_alarm VMON/VDRV voltage critical high alarm. + + vmon attributes are supported on ZL2004, ZL9101M, + and ZL9117M only. + +inX_label "vout1" +inX_input Measured output voltage. +inX_lcrit Critical minimum output Voltage. +inX_crit Critical maximum output voltage. +inX_lcrit_alarm Critical output voltage critical low alarm. +inX_crit_alarm Critical output voltage critical high alarm. + + X is 3 for ZL2004, ZL9101M, and ZL9117M, 2 otherwise. curr1_label "iout1" curr1_input Measured output current. |
