arm64: Remove Vexpress Foundation support

This required us to both download the Foundation emulator but also build
a boot wrapper. QEMU is now fully usable and is a much better
replacement.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

target/linux/arm64/image/Makefile

@@ -8,14 +8,7 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
 define Image/Prepare
-	-rm -rf $(KDIR)/linux-system.axf
 	cp $(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/Image $(KDIR)/Image
-	$(MAKE) -C boot-wrapper clean
-	$(MAKE) -C boot-wrapper compile
-endef
-
-define Build/Clean
-	$(MAKE) -C boot-wrapper clean
 endef
 
 define Image/Build/QemuVirt
@@ -25,13 +18,8 @@ ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
 endif
 endef
 
-define Image/Build/VexpressFoundation
-	$(CP) $(KDIR)/linux-system.axf $(BIN_DIR)/$(IMG_PREFIX)-vexpress-foundation.axf
-endef
-
 define Image/BuildKernel
 	$(call Image/Build/QemuVirt)
-	$(call Image/Build/VexpressFoundation)
 endef
 
 define Image/Build/squashfs

target/linux/arm64/image/boot-wrapper/Makefile

@@ -1,37 +0,0 @@
-#
-# Copyright (C) 2013 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=aarch64-boot-wrapper
-PKG_RELEASE:=1
-
-PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL:=https://git.kernel.org/pub/scm/linux/kernel/git/mark/boot-wrapper-aarch64.git
-PKG_SOURCE_DATE:=2013-01-10
-PKG_SOURCE_VERSION:=c51dde817b5ed5b8f741b67ac51bd67bd87b4a2a
-PKG_MIRROR_HASH:=2f029a20c906af68e9fe067c1b0ed394e4c455e142454a039f41d1d82d6e17c8
-PKG_MAINTAINER:=Florian Fainelli <florian@openwrt.org>
-
-include $(INCLUDE_DIR)/kernel.mk
-include $(INCLUDE_DIR)/package.mk
-include $(INCLUDE_DIR)/image.mk
-
-define Build/Compile
-	$(MAKE) -C $(PKG_BUILD_DIR) \
-		KERNEL="../Image" \
-		DTC="$(LINUX_DIR)/scripts/dtc/dtc" \
-		FDT_SRC="$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts/arm/foundation-v8.dts" \
-		CROSS_COMPILE="$(TARGET_CROSS)" \
-		BOOTARGS="console=ttyAMA0 earlyprintk"
-endef
-
-define Build/InstallDev
-	$(CP) $(PKG_BUILD_DIR)/linux-system.axf $(KDIR)/linux-system.axf
-endef
-
-$(eval $(call Build/DefaultTargets))