mfd: add missing Kconfig entry for da903x

This one was accidentally left out during the rc1 mfd merge.

Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 5a79d2d..8aa4333 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -103,6 +103,17 @@
 	help
 	  Support for Toshiba Mobile IO Controller TC6393XB
 
+config PMIC_DA903X
+	bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
+	depends on I2C=y
+	help
+	  Say yes here to support for Dialog Semiconductor DA9030 (a.k.a
+	  ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC
+	  usually found on PXA processors-based platforms. This includes
+	  the I2C driver and the core APIs _only_, you have to select
+	  individual components like LCD backlight, voltage regulators,
+	  LEDs and battery-charger under the corresponding menus.
+
 config MFD_WM8400
 	tristate "Support Wolfson Microelectronics WM8400"
 	help