1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/ath79/mikrotik/base-files/lib/upgrade/platform.sh b/target/linux/ath79/mikrotik/base-files/lib/upgrade/platform.sh
new file mode 100644
index 0000000000..a568689536
--- /dev/null
+++ b/target/linux/ath79/mikrotik/base-files/lib/upgrade/platform.sh
@@ -0,0 +1,35 @@
+# Copyright (C) 2011 OpenWrt.org
+
+PART_NAME=firmware
+
+REQUIRE_IMAGE_METADATA=1
+platform_check_image() {
+	return 0
+}
+
+RAMFS_COPY_BIN='fw_printenv fw_setenv nandwrite'
+RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
+
+platform_do_upgrade_mikrotik_nand() {
+	CI_KERNPART=none
+	local fw_mtd=$(find_mtd_part kernel)
+	fw_mtd="${fw_mtd/block/}"
+	[ -n "$fw_mtd" ] || return
+	mtd erase kernel
+	tar xf "$1" sysupgrade-routerboard/kernel -O | nandwrite -o "$fw_mtd" -
+
+	nand_do_upgrade "$1"
+}
+
+platform_do_upgrade() {
+	local board=$(board_name)
+
+	case "$board" in
+	mikrotik,routerboard-922uags-5hpacd)
+		platform_do_upgrade_mikrotik_nand "$1"
+		;;
+	*)
+		default_do_upgrade "$1"
+		;;
+	esac
+}