devicetree: leds: Introduce "panic-indicator" optional property

It's desirable to specify which LEDs are to be blinked on a kernel
panic. Therefore, introduce a devicetree boolean property to mark
which LEDs should be treated this way, if possible.

Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Acked-by: Rob Herring <rob@kernel.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
This commit is contained in:
Ezequiel Garcia 2016-04-28 19:03:39 -03:00 committed by Jacek Anaszewski
parent ba93cdce5b
commit e4f4f7091e

View file

@ -37,6 +37,9 @@ Optional properties for child nodes:
property is mandatory for the LEDs in the non-flash modes
(e.g. torch or indicator).
- panic-indicator : This property specifies that the LED should be used,
if at all possible, as a panic indicator.
Required properties for flash LED child nodes:
- flash-max-microamp : Maximum flash LED supply current in microamperes.
- flash-max-timeout-us : Maximum timeout in microseconds after which the flash