Move all to deprecated folder.

deprecated/firmware/buildroot/package/libatomic_ops/Config.in

@@ -0,0 +1,11 @@
+config BR2_PACKAGE_LIBATOMIC_OPS_ARCH_SUPPORTS
+	bool
+	default y if BR2_arm || BR2_armeb || BR2_aarch64 || BR2_i386 || BR2_sparc || BR2_sparc64 || BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le || BR2_x86_64
+
+config BR2_PACKAGE_LIBATOMIC_OPS
+	bool "libatomic_ops"
+	depends on BR2_PACKAGE_LIBATOMIC_OPS_ARCH_SUPPORTS
+	help
+	  Atomic operations library
+
+	  https://github.com/ivmai/libatomic_ops

deprecated/firmware/buildroot/package/libatomic_ops/libatomic_ops.mk

@@ -0,0 +1,27 @@
+################################################################################
+#
+# libatomic_ops
+#
+################################################################################
+
+LIBATOMIC_OPS_VERSION = libatomic_ops-7_4_2
+LIBATOMIC_OPS_SITE = $(call github,ivmai,libatomic_ops,$(LIBATOMIC_OPS_VERSION))
+LIBATOMIC_OPS_AUTORECONF = YES
+
+# From doc/LICENSING.txt: "Our intent is to make it easy to use
+# libatomic_ops, in both free and proprietary software.  Hence most
+# code that we expect to be linked into a client application is
+# covered by an MIT-style license. A few library routines are covered
+# by the GNU General Public License. These are put into a separate
+# library, libatomic_ops_gpl.a."
+LIBATOMIC_OPS_LICENSE = MIT (main library) / GPLv2+ (gpl extension)
+LIBATOMIC_OPS_LICENSE_FILES = doc/LICENSING.txt COPYING
+
+LIBATOMIC_OPS_INSTALL_STAGING = YES
+
+ifeq ($(BR2_sparc_v8)$(BR2_sparc_leon3),y)
+LIBATOMIC_OPS_CONF_ENV = CFLAGS="$(TARGET_CFLAGS) -DAO_NO_SPARC_V9"
+endif
+
+$(eval $(autotools-package))
+$(eval $(host-autotools-package))