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| author | Márton Németh <nm127@freemail.hu> | 2007-10-31 15:07:12 +0100 |
|---|---|---|
| committer | Richard Purdie <rpurdie@rpsys.net> | 2008-02-07 09:49:38 +0000 |
| commit | 4c79141d28bc290ae307e3f81f5bc909c26faf6e (patch) | |
| tree | 9c6dc51c441dfc1c84cc27ece43087515c06967c /drivers/leds/Kconfig | |
| parent | 6c152beefbf90579d21afc4f7e075b1f801f9a75 (diff) | |
| download | linux-4c79141d28bc290ae307e3f81f5bc909c26faf6e.tar.gz linux-4c79141d28bc290ae307e3f81f5bc909c26faf6e.tar.bz2 linux-4c79141d28bc290ae307e3f81f5bc909c26faf6e.zip | |
leds: Add support for hardware accelerated LED flashing
Extends the leds subsystem with a blink_set() callback function which can
be optionally implemented by a LED driver. If implemented, the driver can use
the hardware acceleration for blinking a LED.
Signed-off-by: Márton Németh <nm127@freemail.hu>
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Diffstat (limited to 'drivers/leds/Kconfig')
| -rw-r--r-- | drivers/leds/Kconfig | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index cf3a6d4d9475..659448ead685 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -152,7 +152,11 @@ config LEDS_TRIGGER_TIMER depends on LEDS_TRIGGERS help This allows LEDs to be controlled by a programmable timer - via sysfs. If unsure, say Y. + via sysfs. Some LED hardware can be programmed to start + blinking the LED without any further software interaction. + For more details read Documentation/leds-class.txt. + + If unsure, say Y. config LEDS_TRIGGER_IDE_DISK bool "LED IDE Disk Trigger" |