diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2017-03-10 08:56:15 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-03-10 08:56:15 +0100 |
| commit | 957bb6b6bcebc4c36f5f284dfb58d489e81016c6 (patch) | |
| tree | 593d098617017987daaf8ce339e0eb29ea09fdde /dts/Bindings/power/reset | |
| parent | cc2392cf4f2d5208be427e9ffdeafba192f05cbe (diff) | |
| download | barebox-957bb6b6bcebc4c36f5f284dfb58d489e81016c6.tar.gz barebox-957bb6b6bcebc4c36f5f284dfb58d489e81016c6.tar.xz | |
dts: update to v4.11-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/power/reset')
| -rw-r--r-- | dts/Bindings/power/reset/gpio-poweroff.txt | 10 | ||||
| -rw-r--r-- | dts/Bindings/power/reset/qnap-poweroff.txt | 3 |
2 files changed, 6 insertions, 7 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. diff --git a/dts/Bindings/power/reset/qnap-poweroff.txt b/dts/Bindings/power/reset/qnap-poweroff.txt index af25e77c0e..c363d71731 100644 --- a/dts/Bindings/power/reset/qnap-poweroff.txt +++ b/dts/Bindings/power/reset/qnap-poweroff.txt @@ -3,8 +3,7 @@ QNAP NAS devices have a microcontroller controlling the main power supply. This microcontroller is connected to UART1 of the Kirkwood and Orion5x SoCs. Sending the character 'A', at 19200 baud, tells the -microcontroller to turn the power off. This driver adds a handler to -pm_power_off which is called to turn the power off. +microcontroller to turn the power off. Synology NAS devices use a similar scheme, but a different baud rate, 9600, and a different character, '1'. |