project: msm8994: Add feature flag for SMD and RPM-SMD driver

Add feature flag for SMD and RPM-SMD driver in LK.

Change-Id: Ie0b6c49805c1d3e34c22ca7b0de894c74f5157bc
diff --git a/project/msm8994.mk b/project/msm8994.mk
index 10c7e0c..5f994d2 100644
--- a/project/msm8994.mk
+++ b/project/msm8994.mk
@@ -13,6 +13,7 @@
 ENABLE_BOOT_CONFIG_SUPPORT := 1
 ENABLE_USB30_SUPPORT := 1
 USE_DYNAMIC_SMEM := 1
+ENABLE_SMD_SUPPORT := 1
 
 #DEFINES += WITH_DEBUG_DCC=1
 DEFINES += WITH_DEBUG_UART=1
@@ -49,3 +50,7 @@
 ifeq ($(USE_DYNAMIC_SMEM),1)
 DEFINES += DYNAMIC_SMEM=1
 endif
+
+ifeq ($(ENABLE_SMD_SUPPORT),1)
+DEFINES += SMD_SUPPORT=1
+endif