target: msm8952: Enable weak battery charging support

Enable weak battery charging support for Spyro in LK.
LK charges battery from SBL exit threshold (3.2V) to
HLOS entry threshold 3.4V (configurable).

Change-Id: Iae02319620ccdc34bbff09abaece82bf9ae385a9
Signed-off-by: Umang Chheda <uchheda@codeaurora.org>
diff --git a/project/msm8952.mk b/project/msm8952.mk
index a9cf70e..ac8da71 100644
--- a/project/msm8952.mk
+++ b/project/msm8952.mk
@@ -99,6 +99,13 @@
 DEFINES += SMD_SUPPORT=1
 endif
 
+#Enable Weak battery charging feature
+ENABLE_WEAK_BATT_CHRG_SUPPORT := 1
+
+ifeq ($(ENABLE_WEAK_BATT_CHRG_SUPPORT),1)
+DEFINES += WEAK_BATT_CHRG_SUPPORT=1
+DEFINES += LK_BATT_VOLT_THRESHOLD=3400000
+endif
 
 ifeq ($(ENABLE_MDTP_SUPPORT),1)
 DEFINES += MDTP_SUPPORT=1