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 Locomo device"
29 depends on LEDS_CLASS && SHARP_LOCOMO
31 This option enables support for the LEDs on Sharp Locomo.
32 Zaurus models SL-5500 and SL-5600.
35 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
36 depends on LEDS_CLASS && ARCH_S3C2410
38 This option enables support for LEDs connected to GPIO lines
39 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
42 tristate "LED Support for the Amstrad Delta (E3)"
43 depends on LEDS_CLASS && MACH_AMS_DELTA
45 This option enables support for the LEDs on Amstrad Delta (E3).
48 tristate "LED Support for Soekris net48xx series Error LED"
49 depends on LEDS_CLASS && SCx200_GPIO
51 This option enables support for the Soekris net4801 and net4826 error
55 tristate "LED Support for the Freecom FSG-3"
56 depends on LEDS_CLASS && MACH_FSG
58 This option enables support for the LEDs on the Freecom FSG-3.
61 tristate "LED Support for the WRAP series LEDs"
62 depends on LEDS_CLASS && SCx200_GPIO
64 This option enables support for the PCEngines WRAP programmable LEDs.
66 config LEDS_OMAP_DEBUG
67 boolean "LED Support for OMAP debug board LEDs"
68 depends on LEDS_CLASS=y && ARCH_OMAP
70 Enables support for the LEDs on the debug board used with OMAP
71 reference boards like H2/H3/H4 and Perseus2. Up to six of these
72 may be claimed by the original ARM debug LED API.
75 tristate "LED Support for OMAP GPIO LEDs"
76 depends on LEDS_CLASS && ARCH_OMAP
78 This option enables support for the LEDs on OMAP processors.
81 tristate "LED Support for OMAP PWM-controlled LEDs"
82 depends on LEDS_CLASS && ARCH_OMAP && OMAP_DM_TIMER
84 This options enables support for LEDs connected to GPIO lines
85 controlled by a PWM timer on OMAP CPUs.
88 tristate "LED Support for iPAQ H1940 device"
89 depends on LEDS_CLASS && ARCH_H1940
91 This option enables support for the LEDs on the h1940.
93 config LEDS_COBALT_QUBE
94 tristate "LED Support for the Cobalt Qube series front LED"
95 depends on LEDS_CLASS && MIPS_COBALT
97 This option enables support for the front LED on Cobalt Qube series
99 config LEDS_COBALT_RAQ
100 bool "LED Support for the Cobalt Raq series"
101 depends on LEDS_CLASS && MIPS_COBALT
104 This option enables support for the Cobalt Raq series LEDs.
107 tristate "LED support for SunFire servers."
108 depends on LEDS_CLASS && SPARC64
111 This option enables support for the Left, Middle, and Right
112 LEDs on the I/O and CPU boards of SunFire UltraSPARC servers.
115 tristate "LED Support for the HP Jornada 6xx"
116 depends on LEDS_CLASS && SH_HP6XX
118 This option enables led support for the handheld
119 HP Jornada 620/660/680/690.
122 tristate "LED driver for PCA9532 dimmer"
123 depends on LEDS_CLASS && I2C && INPUT && EXPERIMENTAL
125 This option enables support for NXP pca9532
126 led controller. It is generally only usefull
130 tristate "LED Support for GPIO connected LEDs"
131 depends on LEDS_CLASS && GENERIC_GPIO
133 This option enables support for the LEDs connected to GPIO
134 outputs. To be useful the particular board must have LEDs
135 and they must be connected to the GPIO lines.
138 tristate "LED Support for disk protection LED on HP notebooks"
139 depends on LEDS_CLASS && ACPI
141 This option enable support for disk protection LED, found on
144 config LEDS_CLEVO_MAIL
145 tristate "Mail LED on Clevo notebook (EXPERIMENTAL)"
146 depends on LEDS_CLASS && X86 && SERIO_I8042 && DMI && EXPERIMENTAL
148 This driver makes the mail LED accessible from userspace
149 programs through the leds subsystem. This LED have three
150 known mode: off, blink at 0.5Hz and blink at 1Hz.
152 The driver supports two kinds of interface: using ledtrig-timer
153 or through /sys/class/leds/clevo::mail/brightness. As this LED
154 cannot change it's brightness it blinks instead. The brightness
155 value 0 means off, 1..127 means blink at 0.5Hz and 128..255 means
158 This module can drive the mail LED for the following notebooks:
163 Clevo D400V/D470V (not tested, but might work)
165 Clevo M5x0N (not tested, but might work)
166 Positivo Mobile (Clevo M5x0V)
168 If your model is not listed here you can try the "nodetect"
171 To compile this driver as a module, choose M here: the
172 module will be called leds-clevo-mail.
175 tristate "LED Support for PCA955x I2C chips"
176 depends on LEDS_CLASS && I2C
178 This option enables support for LEDs connected to PCA955x
179 LED driver chips accessed via the I2C bus. Supported
180 devices include PCA9550, PCA9551, PCA9552, and PCA9553.
183 tristate "LED Support for DA9030/DA9034 PMIC"
184 depends on LEDS_CLASS && PMIC_DA903X
186 This option enables support for on-chip LED drivers found
187 on Dialog Semiconductor DA9030/DA9034 PMICs.
189 comment "LED Triggers"
192 bool "LED Trigger support"
194 This option enables trigger support for the leds class.
195 These triggers allow kernel events to drive the LEDs and can
196 be configured via sysfs. If unsure, say Y.
198 config LEDS_TRIGGER_TIMER
199 tristate "LED Timer Trigger"
200 depends on LEDS_TRIGGERS
202 This allows LEDs to be controlled by a programmable timer
203 via sysfs. Some LED hardware can be programmed to start
204 blinking the LED without any further software interaction.
205 For more details read Documentation/leds-class.txt.
209 config LEDS_TRIGGER_IDE_DISK
210 bool "LED IDE Disk Trigger"
211 depends on LEDS_TRIGGERS && IDE_GD_ATA
213 This allows LEDs to be controlled by IDE disk activity.
216 config LEDS_TRIGGER_HEARTBEAT
217 tristate "LED Heartbeat Trigger"
218 depends on LEDS_TRIGGERS
220 This allows LEDs to be controlled by a CPU load average.
221 The flash frequency is a hyperbolic function of the 1-minute
225 config LEDS_TRIGGER_BACKLIGHT
226 tristate "LED backlight Trigger"
227 depends on LEDS_TRIGGERS
229 This allows LEDs to be controlled as a backlight device: they
230 turn off and on when the display is blanked and unblanked.
234 config LEDS_TRIGGER_DEFAULT_ON
235 tristate "LED Default ON Trigger"
236 depends on LEDS_TRIGGERS
238 This allows LEDs to be initialised in the ON state.