Update buidlroot to version 2016.08.1

bsp/buildroot/board/freescale/imx6ulevk/genimage.cfg

@@ -4,7 +4,7 @@
 # * the microSD card must have 1 kB free space at the beginning,
 # * U-Boot is dumped as is,
 # * a FAT partition at offset 8 MB is containing zImage and dtbs,
-# * a single root filesystem partition is required (Ext2 in this case).
+# * a single root filesystem partition is required (Ext4 in this case).
 #
 
 image boot.vfat {
@@ -36,6 +36,6 @@ image sdcard.img {
 
   partition rootfs {
     partition-type = 0x83
-    image = "rootfs.ext2"
+    image = "rootfs.ext4"
   }
 }

bsp/buildroot/board/freescale/imx6ulevk/post-image.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 
-GENIMAGE_CFG="board/freescale/imx6ulevk/genimage.cfg"
+BOARD_DIR="$(dirname $0)"
+GENIMAGE_CFG="${BOARD_DIR}/genimage.cfg"
 GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
 
 rm -rf "${GENIMAGE_TMP}"
@@ -11,5 +12,3 @@ genimage \
   --inputpath "${BINARIES_DIR}" \
   --outputpath "${BINARIES_DIR}" \
   --config "${GENIMAGE_CFG}"
-
-exit $?

bsp/buildroot/board/freescale/imx6ulevk/readme.txt

@@ -20,7 +20,7 @@ Build all components:
 
 You will find in ./output/images/ the following files:
   - imx6ul-14x14-evk.dtb
-  - rootfs.ext2
+  - rootfs.ext4
   - rootfs.tar
   - sdcard.img
   - u-boot.imx