--- /dev/null
+disable boot-uboot and boot-redboot, requires a patched u-boot and mkimage
+
+Signed-off-by:Waldemar Brodkorb <wbx@openadk.org>
+
+diff -Nur linux-3.15.orig/arch/xtensa/boot/Makefile linux-3.15/arch/xtensa/boot/Makefile
+--- linux-3.15.orig/arch/xtensa/boot/Makefile 2014-06-08 20:19:54.000000000 +0200
++++ linux-3.15/arch/xtensa/boot/Makefile 2014-06-14 20:07:15.206091165 +0200
+@@ -23,7 +23,7 @@
+
+ bootdir-$(CONFIG_XTENSA_PLATFORM_ISS) += boot-elf
+ bootdir-$(CONFIG_XTENSA_PLATFORM_XT2000) += boot-redboot boot-elf boot-uboot
+-bootdir-$(CONFIG_XTENSA_PLATFORM_XTFPGA) += boot-redboot boot-elf boot-uboot
++bootdir-$(CONFIG_XTENSA_PLATFORM_XTFPGA) += boot-elf
+
+ zImage Image: $(bootdir-y)
+