891c668b90
Add an LED trigger acts like a heart beat. This can be used as a replacement of CONFIG_HEARTBEAT code exists in some arch's timer code. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Acked-by: Richard Purdie <rpurdie@rpsys.net> Cc: "Nish Aravamudan" <nish.aravamudan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
106 lines
3 KiB
Text
106 lines
3 KiB
Text
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menu "LED devices"
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config NEW_LEDS
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bool "LED Support"
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help
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Say Y to enable Linux LED support. This allows control of supported
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LEDs from both userspace and optionally, by kernel events (triggers).
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This is not related to standard keyboard LEDs which are controlled
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via the input system.
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config LEDS_CLASS
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tristate "LED Class Support"
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depends NEW_LEDS
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help
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This option enables the led sysfs class in /sys/class/leds. You'll
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need this to do anything useful with LEDs. If unsure, say N.
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comment "LED drivers"
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config LEDS_CORGI
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tristate "LED Support for the Sharp SL-C7x0 series"
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depends LEDS_CLASS && PXA_SHARP_C7xx
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help
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This option enables support for the LEDs on Sharp Zaurus
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SL-C7x0 series (C700, C750, C760, C860).
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config LEDS_LOCOMO
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tristate "LED Support for Locomo device"
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depends LEDS_CLASS && SHARP_LOCOMO
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help
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This option enables support for the LEDs on Sharp Locomo.
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Zaurus models SL-5500 and SL-5600.
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config LEDS_SPITZ
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tristate "LED Support for the Sharp SL-Cxx00 series"
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depends LEDS_CLASS && PXA_SHARP_Cxx00
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help
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This option enables support for the LEDs on Sharp Zaurus
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SL-Cxx00 series (C1000, C3000, C3100).
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config LEDS_IXP4XX
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tristate "LED Support for GPIO connected LEDs on IXP4XX processors"
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depends LEDS_CLASS && ARCH_IXP4XX
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help
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This option enables support for the LEDs connected to GPIO
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outputs of the Intel IXP4XX processors. To be useful the
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particular board must have LEDs and they must be connected
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to the GPIO lines. If unsure, say Y.
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config LEDS_TOSA
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tristate "LED Support for the Sharp SL-6000 series"
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depends LEDS_CLASS && PXA_SHARPSL
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help
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This option enables support for the LEDs on Sharp Zaurus
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SL-6000 series.
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config LEDS_S3C24XX
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tristate "LED Support for Samsung S3C24XX GPIO LEDs"
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depends on LEDS_CLASS && ARCH_S3C2410
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help
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This option enables support for LEDs connected to GPIO lines
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on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
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config LEDS_AMS_DELTA
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tristate "LED Support for the Amstrad Delta (E3)"
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depends LEDS_CLASS && MACH_AMS_DELTA
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help
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This option enables support for the LEDs on Amstrad Delta (E3).
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comment "LED Triggers"
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config LEDS_TRIGGERS
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bool "LED Trigger support"
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depends NEW_LEDS
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help
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This option enables trigger support for the leds class.
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These triggers allow kernel events to drive the LEDs and can
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be configured via sysfs. If unsure, say Y.
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config LEDS_TRIGGER_TIMER
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tristate "LED Timer Trigger"
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depends LEDS_TRIGGERS
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help
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This allows LEDs to be controlled by a programmable timer
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via sysfs. If unsure, say Y.
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config LEDS_TRIGGER_IDE_DISK
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bool "LED IDE Disk Trigger"
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depends LEDS_TRIGGERS && BLK_DEV_IDEDISK
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help
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This allows LEDs to be controlled by IDE disk activity.
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If unsure, say Y.
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config LEDS_TRIGGER_HEARTBEAT
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tristate "LED Heartbeat Trigger"
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depends LEDS_TRIGGERS
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help
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This allows LEDs to be controlled by a CPU load average.
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The flash frequency is a hyperbolic function of the 1-minute
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load average.
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If unsure, say Y.
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endmenu
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