This was confirmed to be an issue with the device trees in BSP 5 where the ethernet PHY was not resetted properly after a warm reset.
After adding fsl,ext-reset-output like in BSP 6 to properly signal the reset from the SoC, the issue was resolved.
This was confirmed to be an issue with the device trees in BSP 5 where the ethernet PHY was not resetted properly after a warm reset.
After adding fsl,ext-reset-output like in BSP 6 to properly signal the reset from the SoC, the issue was resolved.