Move all to deprecated folder.

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

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_LIBICONV
+	bool "libiconv"
+	depends on !BR2_ENABLE_LOCALE
+	help
+	  unicode conversion library
+
+	  http://ftp.gnu.org/pub/gnu/libiconv

deprecated/firmware/buildroot/package/libiconv/libiconv.hash

@@ -0,0 +1,2 @@
+# Locally calculated after checking pgp signature
+sha256	72b24ded17d687193c3366d0ebe7cde1e6b18f0df8c55438ac95be39e8a30613	libiconv-1.14.tar.gz

deprecated/firmware/buildroot/package/libiconv/libiconv.mk

@@ -0,0 +1,28 @@
+################################################################################
+#
+# libiconv
+#
+################################################################################
+
+LIBICONV_VERSION = 1.14
+LIBICONV_SITE = $(BR2_GNU_MIRROR)/libiconv
+LIBICONV_INSTALL_STAGING = YES
+LIBICONV_LICENSE = GPLv3+ (iconv program), LGPLv2+ (library)
+LIBICONV_LICENSE_FILES = COPYING COPYING.LIB
+
+# Don't build the preloadable library, as we don't need it (it's only
+# for LD_PRELOAD to replace glibc's iconv, but we never build libiconv
+# when glibc is used). And it causes problems for static only builds.
+define LIBICONV_DISABLE_PRELOAD
+	$(SED) '/preload/d' $(@D)/Makefile.in
+endef
+LIBICONV_PRE_CONFIGURE_HOOKS += LIBICONV_DISABLE_PRELOAD
+
+$(eval $(autotools-package))
+
+# Configurations where the toolchain supports locales and the libiconv
+# package is enabled are incorrect, because the toolchain already
+# provides libiconv functionality, and having both confuses packages.
+ifeq ($(BR2_PACKAGE_LIBICONV)$(BR2_ENABLE_LOCALE),yy)
+$(error Libiconv should never be enabled when the toolchain supports locales. Report this failure to Buildroot developers)
+endif