Add I2C driver for Summit Microelectronics SMB347 Battery Charger.

Driver support for the Summit I²C battery charger. This is used in some
Intel devices.

Signed-off-by: Bruce E. Robertson <bruce.e.robertson@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 97680d8..c728d26 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -274,4 +274,11 @@
 	  Say Y to enable support for the battery charger control sysfs and
 	  platform data of MAX8998/LP3974 PMICs.
 
+config CHARGER_SMB347
+	tristate "Summit Microelectronics SMB347 Battery Charger"
+	depends on I2C
+	help
+	  Say Y to include support for Summit Microelectronics SMB347
+	  Battery Charger.
+
 endif # POWER_SUPPLY