[msm7630]: Enable emmc boot from apps bootloader.

- Enable emmc boot for loading kernel from apps bootloader which was
  earlier done from modem side.

Change-Id: I683aaaf7d53da5d6be8fe611f5d07d23d3c3db07
diff --git a/platform/msm7x30/rules.mk b/platform/msm7x30/rules.mk
index eb069c2..83acb56 100644
--- a/platform/msm7x30/rules.mk
+++ b/platform/msm7x30/rules.mk
@@ -5,7 +5,7 @@
 #arm1136j-s
 CPU := generic
 
-MC_SLOT        := 2
+MMC_SLOT        := 2
 
 DEFINES += WITH_CPU_EARLY_INIT=1 WITH_CPU_WARM_BOOT=1 \
 	   MMC_SLOT=$(MMC_SLOT)