4 Say Y to enable Linux LED support. This allows control of supported
5 LEDs from both userspace and optionally, by kernel events (triggers).
7 This is not related to standard keyboard LEDs which are controlled
13 tristate "LED Class Support"
15 This option enables the led sysfs class in /sys/class/leds. You'll
16 need this to do anything useful with LEDs. If unsure, say N.
21 tristate "LED Support using Atmel PWM outputs"
22 depends on LEDS_CLASS && ATMEL_PWM
24 This option enables support for LEDs driven using outputs
25 of the dedicated PWM controller found on newer Atmel SOCs.
28 tristate "LED Support for the Sharp SL-C7x0 series"
29 depends on LEDS_CLASS && PXA_SHARP_C7xx
31 This option enables support for the LEDs on Sharp Zaurus
32 SL-C7x0 series (C700, C750, C760, C860).
35 tristate "LED Support for Locomo device"
36 depends on LEDS_CLASS && SHARP_LOCOMO
38 This option enables support for the LEDs on Sharp Locomo.
39 Zaurus models SL-5500 and SL-5600.
42 tristate "LED Support for the Sharp SL-Cxx00 series"
43 depends on LEDS_CLASS && PXA_SHARP_Cxx00
45 This option enables support for the LEDs on Sharp Zaurus
46 SL-Cxx00 series (C1000, C3000, C3100).
49 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
50 depends on LEDS_CLASS && ARCH_S3C2410
52 This option enables support for LEDs connected to GPIO lines
53 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
56 tristate "LED Support for the Amstrad Delta (E3)"
57 depends on LEDS_CLASS && MACH_AMS_DELTA
59 This option enables support for the LEDs on Amstrad Delta (E3).
62 tristate "LED Support for Soekris net48xx series Error LED"
63 depends on LEDS_CLASS && SCx200_GPIO
65 This option enables support for the Soekris net4801 and net4826 error
69 tristate "LED Support for the Freecom FSG-3"
70 depends on LEDS_CLASS && MACH_FSG
72 This option enables support for the LEDs on the Freecom FSG-3.
75 tristate "LED Support for the WRAP series LEDs"
76 depends on LEDS_CLASS && SCx200_GPIO
78 This option enables support for the PCEngines WRAP programmable LEDs.
81 tristate "LED Support for iPAQ H1940 device"
82 depends on LEDS_CLASS && ARCH_H1940
84 This option enables support for the LEDs on the h1940.
86 config LEDS_COBALT_QUBE
87 tristate "LED Support for the Cobalt Qube series front LED"
88 depends on LEDS_CLASS && MIPS_COBALT
90 This option enables support for the front LED on Cobalt Qube series
92 config LEDS_COBALT_RAQ
93 bool "LED Support for the Cobalt Raq series"
94 depends on LEDS_CLASS && MIPS_COBALT
97 This option enables support for the Cobalt Raq series LEDs.
100 tristate "LED support for SunFire servers."
101 depends on LEDS_CLASS && SPARC64
104 This option enables support for the Left, Middle, and Right
105 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
108 tristate "LED Support for the HP Jornada 6xx"
109 depends on LEDS_CLASS && SH_HP6XX
111 This option enables led support for the handheld
112 HP Jornada 620/660/680/690.
115 tristate "LED driver for PCA9532 dimmer"
116 depends on LEDS_CLASS && I2C && INPUT && EXPERIMENTAL
118 This option enables support for NXP pca9532
119 led controller. It is generally only usefull
123 tristate "LED Support for GPIO connected LEDs"
124 depends on LEDS_CLASS && GENERIC_GPIO
126 This option enables support for the LEDs connected to GPIO
127 outputs. To be useful the particular board must have LEDs
128 and they must be connected to the GPIO lines.
131 tristate "LED Support for the CM-X270 LEDs"
132 depends on LEDS_CLASS && MACH_ARMCORE
134 This option enables support for the CM-X270 LEDs.
136 config LEDS_CLEVO_MAIL
137 tristate "Mail LED on Clevo notebook (EXPERIMENTAL)"
138 depends on LEDS_CLASS && X86 && SERIO_I8042 && DMI && EXPERIMENTAL
140 This driver makes the mail LED accessible from userspace
141 programs through the leds subsystem. This LED have three
142 known mode: off, blink at 0.5Hz and blink at 1Hz.
144 The driver supports two kinds of interface: using ledtrig-timer
145 or through /sys/class/leds/clevo::mail/brightness. As this LED
146 cannot change it's brightness it blinks instead. The brightness
147 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
150 This module can drive the mail LED for the following notebooks:
155 Clevo D400V/D470V (not tested, but might work)
157 Clevo M5x0N (not tested, but might work)
158 Positivo Mobile (Clevo M5x0V)
160 If your model is not listed here you can try the "nodetect"
163 To compile this driver as a module, choose M here: the
164 module will be called leds-clevo-mail.
167 tristate "LED Support for PCA955x I2C chips"
168 depends on LEDS_CLASS && I2C
170 This option enables support for LEDs connected to PCA955x
171 LED driver chips accessed via the I2C bus. Supported
172 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
174 comment "LED Triggers"
177 bool "LED Trigger support"
179 This option enables trigger support for the leds class.
180 These triggers allow kernel events to drive the LEDs and can
181 be configured via sysfs. If unsure, say Y.
183 config LEDS_TRIGGER_TIMER
184 tristate "LED Timer Trigger"
185 depends on LEDS_TRIGGERS
187 This allows LEDs to be controlled by a programmable timer
188 via sysfs. Some LED hardware can be programmed to start
189 blinking the LED without any further software interaction.
190 For more details read Documentation/leds-class.txt.
194 config LEDS_TRIGGER_IDE_DISK
195 bool "LED IDE Disk Trigger"
196 depends on LEDS_TRIGGERS && BLK_DEV_IDEDISK
198 This allows LEDs to be controlled by IDE disk activity.
201 config LEDS_TRIGGER_HEARTBEAT
202 tristate "LED Heartbeat Trigger"
203 depends on LEDS_TRIGGERS
205 This allows LEDs to be controlled by a CPU load average.
206 The flash frequency is a hyperbolic function of the 1-minute
210 config LEDS_TRIGGER_DEFAULT_ON
211 tristate "LED Default ON Trigger"
212 depends on LEDS_TRIGGERS
214 This allows LEDs to be initialised in the ON state.