leds: Add suuport for MAX8997-LED driver

This patch enables LED controller in MAX8997 PMIC.

Signed-off-by: Donggeun Kim <dg77.kim@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index ff203a4..c0e30e8 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -387,6 +387,13 @@
 	  pin function. The latter to support brightness control.
 	  Brightness control is supported but hardware blinking is not.
 
+config LEDS_MAX8997
+	tristate "LED support for MAX8997 PMIC"
+	depends on LEDS_CLASS && MFD_MAX8997
+	help
+	  This option enables support for on-chip LED drivers on
+	  MAXIM MAX8997 PMIC.
+
 config LEDS_TRIGGERS
 	bool "LED Trigger support"
 	depends on LEDS_CLASS