copper: Add Device Tree support

Add functionality to update device tree blob

Change-Id: I29b3c20ee58a370b860aec81a1c10e1095313d98
diff --git a/target/copper/rules.mk b/target/copper/rules.mk
index 0f6a21f..38b59d2 100644
--- a/target/copper/rules.mk
+++ b/target/copper/rules.mk
@@ -17,7 +17,8 @@
 MODULES += \
 	dev/keys \
     lib/ptable \
-	dev/pmic/pm8x41
+	dev/pmic/pm8x41 \
+    lib/libfdt
 
 DEFINES += \
 	MEMSIZE=$(MEMSIZE) \
@@ -31,4 +32,5 @@
 
 OBJS += \
     $(LOCAL_DIR)/init.o \
-	$(LOCAL_DIR)/atags.o
+    $(LOCAL_DIR)/atags.o \
+    $(LOCAL_DIR)/meminfo.o