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| author | Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> | 2016-04-29 01:03:40 +0300 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-05-06 11:26:07 +0300 |
| commit | 80d6737b27bbdf645a815c136606836b435f0268 (patch) | |
| tree | 5a4564508a9380adf07ff33a9a91b8ef51e554a1 /Documentation | |
| parent | e4f4f7091ee6d085c4a84b4023a61483d71bc777 (diff) | |
| download | linux-80d6737b27bbdf645a815c136606836b435f0268.tar.xz | |
leds: gpio: Support the "panic-indicator" firmware property
Calling a GPIO LEDs is quite likely to work even if the kernel
has paniced, so they are ideal to blink in this situation.
This commit adds support for the new "panic-indicator"
firmware property, allowing to mark a given LED to blink on
a kernel panic.
Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/leds/leds-gpio.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-gpio.txt b/Documentation/devicetree/bindings/leds/leds-gpio.txt index fea1ebfe24a9..cbbeb1850910 100644 --- a/Documentation/devicetree/bindings/leds/leds-gpio.txt +++ b/Documentation/devicetree/bindings/leds/leds-gpio.txt @@ -23,6 +23,8 @@ LED sub-node properties: property is not present. - retain-state-suspended: (optional) The suspend state can be retained.Such as charge-led gpio. +- panic-indicator : (optional) + see Documentation/devicetree/bindings/leds/common.txt Examples: |