target: apq8084: Add support for baseband detection and device tree

Add baseband detection support. Update memory node in the
device tree with ddr partition info. Fix the rules.mk to remove unwanted
defines.

Change-Id: Ic9e5e0856fa9d521c9eff8d7bb1c721a75cce5d9
diff --git a/target/apq8084/rules.mk b/target/apq8084/rules.mk
index 777cf39..aa2abf1 100644
--- a/target/apq8084/rules.mk
+++ b/target/apq8084/rules.mk
@@ -7,14 +7,11 @@
 MEMBASE := 0x0F900000 # SDRAM
 MEMSIZE := 0x00100000 # 1MB
 
-BASE_ADDR        := 0x00000
+BASE_ADDR    := 0x0000000
 
-TAGS_ADDR        := BASE_ADDR+0x00000100
-KERNEL_ADDR      := BASE_ADDR+0x00008000
-RAMDISK_ADDR     := BASE_ADDR+0x01000000
-SCRATCH_ADDR     := 0xFF00000
+SCRATCH_ADDR := 0xFF00000
 
-DEFINES += DISPLAY_SPLASH_SCREEN=1
+DEFINES += DISPLAY_SPLASH_SCREEN=0
 DEFINES += DISPLAY_TYPE_MIPI=1
 DEFINES += DISPLAY_TYPE_DSI6G=1