uclibc: allow to build aarch64 internal toolchain

uClibc-ng from 1.0.22 and up supports aarch64 architecture.

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

toolchain/toolchain-buildroot/Config.in

@@ -23,13 +23,13 @@ config BR2_TOOLCHAIN_BUILDROOT_VENDOR
 choice
 	prompt "C library"
 	default BR2_TOOLCHAIN_UCLIBC
-	default BR2_TOOLCHAIN_BUILDROOT_GLIBC if BR2_aarch64 || BR2_aarch64_be \
-		|| BR2_powerpc64
+	default BR2_TOOLCHAIN_BUILDROOT_GLIBC if BR2_powerpc64
 
 config BR2_TOOLCHAIN_BUILDROOT_UCLIBC
 	bool "uClibc-ng"
 	select BR2_TOOLCHAIN_USES_UCLIBC
-	depends on BR2_arcle   || BR2_arceb  || BR2_arm    || BR2_armeb    || \
+	depends on BR2_aarch64 || BR2_aarch64_be || BR2_arcle   || BR2_arceb  || \
+		   BR2_arm     || BR2_armeb    || \
 		   BR2_bfin    || BR2_i386   || BR2_m68k   || BR2_microblaze || \
 		   BR2_mips    || BR2_mipsel || BR2_mips64 || BR2_mips64el || \
 		   BR2_or1k    || BR2_powerpc || BR2_sh2a   || BR2_sh4	   || \