vexpress: ANDROID_64: Use aarch64-linux-android toolchain

Change-Id: I11690da0a2730b3b728b4407e176cc14bbdddc20
Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
diff --git a/BoardConfig.mk b/BoardConfig.mk
index ca93099..db0ae02 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -7,7 +7,7 @@
 TARGET_NO_BOOTLOADER := true # Uses u-boot instead 
 TARGET_NO_KERNEL := false
 ifeq ($(strip $(ANDROID_64)),true)
-KERNEL_TOOLS_PREFIX := aarch64-linux-gnu-
+KERNEL_TOOLS_PREFIX := aarch64-linux-android-
 KERNEL_CONFIG := vexpress-android_defconfig
 TARGET_USE_UBOOT := false
 CUSTOM_BOOTLOADER_MAKEFILE := device/linaro/vexpress/bootloader64.mk
diff --git a/bootloader64.mk b/bootloader64.mk
index ae41f74..26ecb78 100644
--- a/bootloader64.mk
+++ b/bootloader64.mk
@@ -8,7 +8,7 @@
 	ln -sf $(abspath $(INSTALLED_KERNEL_TARGET)) $(TOP)/boot-wrapper/Image
 	ln -sf $(abspath $(INSTALLED_RAMDISK_TARGET)) $(TOP)/boot-wrapper/filesystem.cpio.gz
 	PATH=$(abspath $(TOP)/gcc-linaro-aarch64-linux-gnu-4.7/bin):$(PATH) && \
-	$(MAKE) -C $(TOP)/boot-wrapper CROSS_COMPILE=aarch64-linux-gnu-
+	$(MAKE) -C $(TOP)/boot-wrapper CROSS_COMPILE=$(KERNEL_TOOLS_PREFIX)
 	@mkdir -p $(dir $@)
 	$(ACP) -fpt $(TOP)/boot-wrapper/linux-system.axf $@
 	rm $(TOP)/boot-wrapper/dtc
@@ -18,4 +18,4 @@
 	rm $(TOP)/boot-wrapper/Image
 	rm $(TOP)/boot-wrapper/filesystem.cpio.gz
 
-BOOTLOADER_TARGETS += $(BOOTLOADER_OUT)/linux-system.axf
\ No newline at end of file
+BOOTLOADER_TARGETS += $(BOOTLOADER_OUT)/linux-system.axf