target: msm8996: Add support for weak battery charging

Initialize charger driver to make sure the battery is good enough to
continue boot up.

Change-Id: Iff425b804352b01f019377988d2c0f9982ec6caf
diff --git a/project/msm8996.mk b/project/msm8996.mk
index 396e108..73aa1bc 100644
--- a/project/msm8996.mk
+++ b/project/msm8996.mk
@@ -43,6 +43,7 @@
 DEFINES += USB_RESET_FROM_CLK=1
 DEFINES += USE_BOOTDEV_CMDLINE=1
 DEFINES += USE_RPMB_FOR_DEVINFO=1
+DEFINES += ENABLE_WBC=1
 
 #Disable thumb mode
 ENABLE_THUMB := false