mfd: Add support for TPS65090

TPS65090 is a Texas Instrument PMIC. It contains 3 Step-Down converters, 2
always on LDO's and  7 current limited load switches.

Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index ef22292..f67d20e 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -827,6 +827,18 @@
 config TPS65911_COMPARATOR
 	tristate
 
+config MFD_TPS65090
+	bool "TPS65090 Power Management chips"
+	depends on I2C=y && GENERIC_HARDIRQS
+	select MFD_CORE
+	select REGMAP_I2C
+	help
+	  If you say yes here you get support for the TPS65090 series of
+	  Power Management chips.
+	  This driver provides common support for accessing the device,
+	  additional drivers must be enabled in order to use the
+	  functionality of the device.
+
 config MFD_AAT2870_CORE
 	bool "Support for the AnalogicTech AAT2870"
 	select MFD_CORE