Bump buildroot to 2019.02

bsp/buildroot/package/rcw/Config.in.host

@@ -0,0 +1,12 @@
+config BR2_PACKAGE_HOST_RCW
+	bool "host rcw"
+	help
+	  This package provides an reset configuration word(RCW)
+	  compiler to build NXP QoriQ/LS PBL/RCW binary(s).
+
+	  The package installs example configurations and scripts
+	  for each devkit supported in the current release see
+	  $(HOST_DIR)/share/rcw. Either a SDK or post scripts can
+	  then use this toolset and examples.
+
+	  https://source.codeaurora.org/external/qoriq/qoriq-components/rcw/

bsp/buildroot/package/rcw/rcw.hash

@@ -0,0 +1,3 @@
+# Locally calculated
+sha256 1421ada9fec10b12ff21cd9ad82f0a835b191cb2dde80f03547764574b1346c3 rcw-LSDK-18.12.tar.gz
+sha256 a531b3146425e592db17a51ff39c4801cb01fb4055ffdaada0572decc0655bcd LICENSE

bsp/buildroot/package/rcw/rcw.mk

@@ -0,0 +1,20 @@
+################################################################################
+#
+# rcw
+#
+################################################################################
+
+RCW_VERSION = LSDK-18.12
+RCW_SITE = https://source.codeaurora.org/external/qoriq/qoriq-components/rcw
+RCW_SITE_METHOD = git
+RCW_LICENSE = BSD-3-Clause
+RCW_LICENSE_FILES = LICENSE
+
+# Copy source files and script into $(HOST_DIR)/share/rcw/ so a developer
+# could use a post image or SDK to build/install PBL files.
+define HOST_RCW_INSTALL_CMDS
+	mkdir -p  $(HOST_DIR)/share/rcw
+	cp -a $(@D)/* $(HOST_DIR)/share/rcw
+endef
+
+$(eval $(host-generic-package))