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Diffstat (limited to 'Documentation/hwmon/cros_ec_hwmon.rst')
| -rw-r--r-- | Documentation/hwmon/cros_ec_hwmon.rst | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/hwmon/cros_ec_hwmon.rst b/Documentation/hwmon/cros_ec_hwmon.rst index 47ecae983bdb..6db812708325 100644 --- a/Documentation/hwmon/cros_ec_hwmon.rst +++ b/Documentation/hwmon/cros_ec_hwmon.rst @@ -23,4 +23,9 @@ ChromeOS embedded controller used in Chromebooks and other devices. The channel labels exposed via hwmon are retrieved from the EC itself. -Fan and temperature readings are supported. +Fan and temperature readings are supported. PWM fan control is also supported if +the EC also supports setting fan PWM values and fan mode. Note that EC will +switch fan control mode back to auto when suspended. This driver will restore +the fan state to what they were before suspended when resumed. +If a fan is controllable, this driver will register that fan as a cooling device +in the thermal framework as well. |