mfd: Add anatop mfd driver

Signed-off-by: Ying-Chun Liu (PaulLiu) <paul.liu@linaro.org>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Venu Byravarasu <vbyravarasu@nvidia.com>
Cc: Peter Korsgaard <jacmet@sunsite.dk>
Cc: Rob Lee <rob.lee@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 0f59396..a5f4176 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -860,6 +860,14 @@
 	  Additional drivers must be enabled in order to use the
 	  different functionality of the device.
 
+config MFD_ANATOP
+	bool "Support for Freescale i.MX on-chip ANATOP controller"
+	depends on SOC_IMX6Q
+	help
+	  Select this option to enable Freescale i.MX on-chip ANATOP
+	  MFD controller. This controller embeds regulator and
+	  thermal devices for Freescale i.MX platforms.
+
 endmenu
 endif