update buildroot to 2017.02.11

bsp/buildroot-2017.02.11/board/via/imx6_vab820/genimage.cfg

@@ -0,0 +1,38 @@
+# Minimal SD card image for the VIA VAB-820 / AMOS-820
+#
+# The SD card must have at least 1 MB free at the beginning.
+# U-Boot is added before the filesystem partitions as is.
+# A FAT boot partition and an Ext4 root filesystem partition are required.
+
+image boot.vfat {
+  vfat {
+    files = {
+      "imx6q-vab820.dtb",
+      "uImage"
+    }
+  }
+  size = 10M
+}
+
+image sdcard.img {
+  hdimage {
+  }
+
+  partition u-boot {
+    in-partition-table = "no"
+    image = "u-boot.imx"
+    offset = 1024
+  }
+
+  partition boot {
+    partition-type = 0xC
+    bootable = "true"
+    image = "boot.vfat"
+  }
+
+  partition rootfs {
+    partition-type = 0x83
+    image = "rootfs.ext4"
+    size = 512M
+  }
+}