Adding Galaxy Tab S9 Ultra (gts9u)

Change-Id: I604b918beb819935ccd480a041fac8158fdcdd23
diff --git a/_samsung/samsunggalaxygts9u.markdown b/_samsung/samsunggalaxygts9u.markdown
new file mode 100644
index 0000000..d51f7d7
--- /dev/null
+++ b/_samsung/samsunggalaxygts9u.markdown
@@ -0,0 +1,27 @@
+---

+layout: device

+oem: Samsung

+title: "Samsung Galaxy Tab S9 Ultra"

+codename: gts9u

+downloadfolder: gts9u

+maintainer: Archer3770

+supportstatus: Current

+devicetree: "https://github.com/TeamWin/android_device_samsung_gts9u.git"

+ddof: "/dev/block/bootdevice/by-name/recovery"

+---

+

+{% include disclaimer.html %}

+

+{% include supportstatus.html %}

+

+{% include dynamicpartitions.html %}

+

+{% include download.html %}

+

+{% include odininstall.html %}

+

+{% include twrpinstall.html %}

+

+{% include appinstall.html %}

+

+{% include ddinstall.html %}