mfd: Add S5M series configuration

This patch add Samsung S5M Kconfig and Makefile entry.
Signed-off-by: NSangbeom Kim <sbkim73@samsung.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

drivers/mfd/Kconfig

@@ -389,6 +389,17 @@ config MFD_MAX8998
 	  additional drivers must be enabled in order to use the functionality
 	  of the device.
 
+config MFD_S5M_CORE
+	bool "SAMSUNG S5M Series Support"
+	depends on I2C=y && GENERIC_HARDIRQS
+	select MFD_CORE
+	select REGMAP_I2C
+	help
+	 Support for the Samsung Electronics S5M MFD series.
+	 This driver provies common support for accessing the device,
+	 additional drivers must be enabled in order to use the functionality
+	 of the device
+
 config MFD_WM8400
 	tristate "Support Wolfson Microelectronics WM8400"
 	select MFD_CORE

drivers/mfd/Makefile

@@ -106,3 +106,4 @@ obj-$(CONFIG_MFD_PM8XXX_IRQ) 	+= pm8xxx-irq.o
 obj-$(CONFIG_TPS65911_COMPARATOR)	+= tps65911-comparator.o
 obj-$(CONFIG_MFD_AAT2870_CORE)	+= aat2870-core.o
 obj-$(CONFIG_MFD_INTEL_MSIC)	+= intel_msic.o
+obj-$(CONFIG_MFD_S5M_CORE)	+= s5m-core.o s5m-irq.o