BSP-Yocto-Ampliphy-AM64x-PD25.2.0               2025-09-30
==========================================================

- Linux kernel v6.12.8-phy7
- U-Boot v2025.07-phy5
- Yocto 5.0.12 (Scarthgap)


Tested Yocto Machines:
----------------------

- phyboard-electra-am64xx-2
  * phytec-container-image/ampliphy
  * phytec-headless-image/ampliphy-rt
  * phytec-headless-bundle/ampliphy-rauc
- phyboard-electra-am64xx-3
  * phytec-headless-image/ampliphy
  * phytec-securiphy-bundle/securiphy


Build Environment:
------------------

- Ubuntu 22.04 64-bit


New in this Release
-------------------

**Yocto**
^^^^^^^^^

* **Yocto Update**: Update to Scarthgap (5.0.12).
* **Ethernet Names**: Ethernet interfaces have now predictable names with endX. Previous names with ethX are still supported as alternative names.
* **Introduce Ampliphy-Boot**: PHYTEC's new boot flow based on U-Boot Standard Boot.
* **Remoteproc Udev Rules**: Added udev rules for remoteproc cores.
* **Initramfs**: An initramfs image is now deployed automatically alongside the container image.

**Linux Kernel**
^^^^^^^^^^^^^^^^

* **Kernel Update**: Update to Linux v6.12.8 (tag: v6.12.8-phy7) with various improvements and bug fixes.
* **PEB-C-010 Overlay**: Add PEB-C-010 overlay with support for two additional Ethernet interfaces.

**U-Boot Bootloader**
^^^^^^^^^^^^^^^^^^^^^

* **Bootloader Update**: Update to U-Boot v2025.07 (tag: v2025.07-phy5) with various improvements and bug fixes.
* **Watchdog Update**: Start watchdog during the Linux boot process to capture boot failures.
* **RAUC**: Use U-Boot’s bootmeth-rauc for handling RAUC updates.
* **Capsule Updates**: Began deploying binaries to support U-Boot’s capsule update mechanism.

**Issues Fixed**
^^^^^^^^^^^^^^^^

* **Remoteproc Driver**: The `remoteproc` driver no longer hangs when when re-starting an R5F core.

**Known Issues**
^^^^^^^^^^^^^^^^

* **Linux RT Latency**: Real-time Linux can have worst-case latencies up to 600 microseconds under heavy memory load.
* **Flashcp Command Failures**: Occasional failures during verification in `flashcp`.