Bump buildroot to 2019.02

bsp/buildroot/package/imx-mkimage/0002-add-ldflags-to-link-step.patch

@@ -0,0 +1,26 @@
+From a73f20fbe921c7ecff3efda23bc506fdd935ee4d Mon Sep 17 00:00:00 2001
+From: Erik Larsson <erik.larsson@combitech.se>
+Date: Tue, 6 Mar 2018 12:28:39 +0100
+Subject: [PATCH] Add LDFLAGS to link step
+
+Signed-off-by: Erik Larsson <karl.erik.larsson@gmail.com>
+---
+ iMX8M/soc.mak | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/iMX8M/soc.mak b/iMX8M/soc.mak
+index 8346769..38a14bb 100644
+--- a/iMX8M/soc.mak
++++ b/iMX8M/soc.mak
+@@ -15,7 +15,7 @@ FW_DIR = imx-boot/imx-boot-tools/imx8mq
+ 
+ $(MKIMG): mkimage_imx8.c
+ 	@echo "Compiling mkimage_imx8"
+-	$(CC) $(CFLAGS) mkimage_imx8.c -o $(MKIMG) -lz
++	$(CC) $(CFLAGS) mkimage_imx8.c -o $(MKIMG) $(LDFLAGS) -lz
+ 
+ $(DCD_CFG): $(DCD_CFG_SRC)
+ 	@echo "Converting iMX8M DCD file" 
+-- 
+2.7.4
+