diff -urN linux-2.6.24.7/drivers/leds/Kconfig linux-2.6.24.7.new/drivers/leds/Kconfig
--- linux-2.6.24.7/drivers/leds/Kconfig	2008-07-15 15:27:55.000000000 +0200
+++ linux-2.6.24.7.new/drivers/leds/Kconfig	2008-07-15 15:35:24.000000000 +0200
@@ -120,6 +120,12 @@
 	help
 	  This option enables support for the CM-X270 LEDs.
 
+config LEDS_RB500
+	tristate "LED Support for RB5xx boards"
+	depends on LEDS_CLASS && MIKROTIK_RB500
+	help
+	  This option enables support for the yellow user LED on RB5xx boards.
+
 comment "LED Triggers"
 
 config LEDS_TRIGGERS
diff -urN linux-2.6.24.7/drivers/leds/Makefile linux-2.6.24.7.new/drivers/leds/Makefile
--- linux-2.6.24.7/drivers/leds/Makefile	2008-07-15 15:27:55.000000000 +0200
+++ linux-2.6.24.7.new/drivers/leds/Makefile	2008-07-15 15:35:38.000000000 +0200
@@ -20,6 +20,7 @@
 obj-$(CONFIG_LEDS_COBALT_RAQ)		+= leds-cobalt-raq.o
 obj-$(CONFIG_LEDS_GPIO)			+= leds-gpio.o
 obj-$(CONFIG_LEDS_CM_X270)              += leds-cm-x270.o
+obj-$(CONFIG_LEDS_RB500)		+= leds-rb500.o
 
 # LED Triggers
 obj-$(CONFIG_LEDS_TRIGGER_TIMER)	+= ledtrig-timer.o