[PATCH 2/3] ixp4xx: Support sysupgrade on WG302 v1

[Linus Walleij]

The WG302 v1 have a separate rootfs partition that we
simply just upgrade with a new rootfs image. The kernel
need to be updated on the TFTP server.

Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
---
 .../ixp4xx/base-files/lib/upgrade/platform.sh      | 27 ++++++++++++++++++++++
 target/linux/ixp4xx/image/Makefile                 |  1 +
 2 files changed, 28 insertions(+)

diff --git a/target/linux/ixp4xx/base-files/lib/upgrade/platform.sh b/target/linux/ixp4xx/base-files/lib/upgrade/platform.sh
new file mode 100644
index 0000000000000000000000000000000000000000..869eab32140b396c2435145242d170111dd0fe05
--- /dev/null
+++ b/target/linux/ixp4xx/base-files/lib/upgrade/platform.sh
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+REQUIRE_IMAGE_METADATA=1
+
+platform_check_image() {
+	local board=$(board_name)
+
+	case "$board" in
+	netgear,wg302v1)
+		return 0
+		;;
+	esac
+
+	echo "Sysupgrade is not yet supported on $board."
+	return 1
+}
+
+platform_do_upgrade() {
+	local board=$(board_name)
+
+	case "$board" in
+	netgear,wg302v1)
+		PART_NAME=rootfs
+		default_do_upgrade "$1"
+		;;
+	esac
+}
diff --git a/target/linux/ixp4xx/image/Makefile b/target/linux/ixp4xx/image/Makefile
index 2c3f542279c3fd19f9c5f53f668d3ab0b6242aca..64dffd23198133614bfabd08b194037afb499185 100644
--- a/target/linux/ixp4xx/image/Makefile
+++ b/target/linux/ixp4xx/image/Makefile
@@ -135,6 +135,7 @@ define Device/netgear_wg302v1
 	IMAGES := kernel.bin rootfs.bin
 	IMAGE/kernel.bin := append-kernel
 	IMAGE/rootfs.bin := append-rootfs | pad-rootfs | pad-to 128k
+	IMAGE/sysupgrade.bin := append-rootfs | pad-rootfs | pad-to 128k | append-metadata
 endef
 TARGET_DEVICES += netgear_wg302v1
 

-- 
2.47.1