project: msm8909: Add flag for boot config support

Add flag for boot config support for 8909,so as to
enable/disable compilation of code based on the flag.
Also, disable the flag for boot config, since NAND
support is not required as of now.

Change-Id: I1c3604e311c8c0804ceaf8782b2c60673510e0eb
diff --git a/project/msm8909.mk b/project/msm8909.mk
index 410e13a..b0e0cf0 100644
--- a/project/msm8909.mk
+++ b/project/msm8909.mk
@@ -15,8 +15,8 @@
 EMMC_BOOT := 1
 
 #ENABLE_SMD_SUPPORT := 1
-ENABLE_BOOT_CONFIG_SUPPORT := 1
 ENABLE_PWM_SUPPORT := true
+#ENABLE_BOOT_CONFIG_SUPPORT := 1
 
 #DEFINES += WITH_DEBUG_DCC=1
 DEFINES += WITH_DEBUG_LOG_BUF=1
@@ -61,3 +61,7 @@
 ifeq ($(ENABLE_SMD_SUPPORT),1)
 DEFINES += SMD_SUPPORT=1
 endif
+
+ifeq ($(ENABLE_BOOT_CONFIG_SUPPORT),1)
+DEFINES += BOOT_CONFIG_SUPPORT=1
+endif