diff options
Diffstat (limited to 'dts/Bindings/power/reset/gpio-poweroff.txt')
| -rw-r--r-- | dts/Bindings/power/reset/gpio-poweroff.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/dts/Bindings/power/reset/gpio-poweroff.txt b/dts/Bindings/power/reset/gpio-poweroff.txt index d4eab9227e..e62d53d844 100644 --- a/dts/Bindings/power/reset/gpio-poweroff.txt +++ b/dts/Bindings/power/reset/gpio-poweroff.txt @@ -2,12 +2,12 @@ Driver a GPIO line that can be used to turn the power off. The driver supports both level triggered and edge triggered power off. At driver load time, the driver will request the given gpio line and -install a pm_power_off handler. If the optional properties 'input' is -not found, the GPIO line will be driven in the inactive +install a handler to power off the system. If the optional properties +'input' is not found, the GPIO line will be driven in the inactive state. Otherwise its configured as an input. -When the pm_power_off is called, the gpio is configured as an output, -and drive active, so triggering a level triggered power off +When the power-off handler is called, the gpio is configured as an +output, and drive active, so triggering a level triggered power off condition. This will also cause an inactive->active edge condition, so triggering positive edge triggered power off. After a delay of 100ms, the GPIO is set to inactive, thus causing an active->inactive edge, @@ -24,7 +24,7 @@ Required properties: Optional properties: - input : Initially configure the GPIO line as an input. Only reconfigure - it to an output when the pm_power_off function is called. If this optional + it to an output when the power-off handler is called. If this optional property is not specified, the GPIO is initialized as an output in its inactive state. |