BoardConfig: Define TARGET_TOUCHBOOST_FREQUENCY to 1.2GHz

Bug: 11387181
Change-Id: Icf3272edbb1052861a13aa17f3b14ee40ea57654
Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/BoardConfig.mk b/BoardConfig.mk
index 66f9308..c864d93 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -108,4 +108,6 @@
 OVERRIDE_RS_DRIVER:= libRSDriver_adreno.so
 TARGET_FORCE_HWC_FOR_VIRTUAL_DISPLAYS := true
 
+TARGET_TOUCHBOOST_FREQUENCY:= 1200
+
 -include vendor/lge/hammerhead/BoardConfigVendor.mk