docs(linux): AM65X: cleanup Migration guide to show current release info

Migration guide has references of inaccurate release info.
Cleaning it up to show 9.x stream only.
While at-it, update the section to reflect platform supported list.

Signed-off-by: Praneeth Bajjuri <[email protected]>

Author: praneethbajjuri

source/devices/AM65X/linux/Release_Specific_Migration_Guide.rst

@@ -1,3 +1,36 @@
 .. _release-specific-migration-guide:
 
-.. include:: /linux/Release_Specific/_CoreSDK_Linux_Migration_Guide.rst
+*************************
+Migration Guide for AM65X
+*************************
+
+.. rubric:: Overview
+
+This page covers migration information for applications built on top
+of the Processor SDK for Linux.
+
+As of Oct 2023, Linux SDK for AM65x is in long term maintenance mode. TI will support critical bug fixes and once a year LTS updates but no new development or new features are planned for this device SDK at this time.
+
+****************************************
+Processor SDK Linux AM65x 09.xx Releases
+****************************************
+
+Processor SDK 09.xx Releases
+============================
+
+Processor SDK 09.03.05.02
+-------------------------
+- 2023 LTS Update release, with Kernel Stable Refresh. Please see :ref:`release-specific-sdk-components-versions`.
+- Kernel 6.1.119
+- U-Boot 2023.04
+- Yocto Kirkstone/4.0
+- Platforms Supported : `TMDX654IDKEVM <https://www.ti.com/tool/TMDX654IDKEVM>`__
+
+Processor SDK 09.01.00.007
+--------------------------
+- 2023 LTS Update release, with new versions of Kernel and U-boot. Please see :ref:`release-specific-sdk-components-versions`.
+- Kernel 6.1.46
+- U-Boot 2023.04
+- Yocto Kirkstone/4.0
+- Platforms Supported : `TMDX654IDKEVM <https://www.ti.com/tool/TMDX654IDKEVM>`__
+