power_supply: Enable power supply of max8925

MAX8925 is a PMIC that contains charger component

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index bf14672..faaa9b4 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -29,6 +29,13 @@
 	  Say Y here to enable support APM status emulation using
 	  battery class devices.
 
+config MAX8925_POWER
+	tristate "MAX8925 battery charger support"
+	depends on MFD_MAX8925
+	help
+	  Say Y here to enable support for the battery charger in the Maxim
+	  MAX8925 PMIC.
+
 config WM831X_BACKUP
 	tristate "WM831X backup battery charger support"
 	depends on MFD_WM831X