[Bug 2046841] Re: Unable to access UART2and UART4

[Juerg Haefliger]

Confirmed, it's a bootloader issue: https://github.com/raspberrypi/rpi-
eeprom/issues/514

** Bug watch added: github.com/raspberrypi/rpi-eeprom/issues #514
   https://github.com/raspberrypi/rpi-eeprom/issues/514

** Also affects: linux-firmware-raspi (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: linux-firmware-raspi (Ubuntu)
       Status: New => Confirmed

** Changed in: linux-raspi (Ubuntu)
       Status: Triaged => Invalid

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https://bugs.launchpad.net/bugs/2046841

Title:
  Unable to access UART2and UART4

Status in linux-firmware-raspi package in Ubuntu:
  Confirmed
Status in linux-raspi package in Ubuntu:
  Invalid

Bug description:
  Ubuntu 23.10 6.5.0-1008-raspi

  I've summarized the problem here, and asked for help:

  https://askubuntu.com/questions/1496927/raspberry-pi-5-uart2-and-
  uart4-problem

  This question hasn't elicited a response.  I'm assuming this is a
  problem with 6.5.0 kernel on Pi 5 hardware.

  ProblemType: Bug
  DistroRelease: Ubuntu 23.10
  Package: linux-image-6.5.0-1008-raspi 6.5.0-1008.11
  ProcVersionSignature: Ubuntu 6.5.0-1008.11-raspi 6.5.3
  Uname: Linux 6.5.0-1008-raspi aarch64
  ApportVersion: 2.27.0-0ubuntu5
  Architecture: arm64
  CasperMD5CheckResult: unknown
  CloudArchitecture: aarch64
  CloudID: nocloud
  CloudName: unknown
  CloudPlatform: nocloud
  CloudSubPlatform: config-disk (/dev/mmcblk0p1)
  Date: Tue Dec 19 09:54:18 2023
  ProcEnviron:
   LANG=C.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   TERM=xterm
   XDG_RUNTIME_DIR=<set>
  SourcePackage: linux-raspi
  UpgradeStatus: No upgrade log present (probably fresh install)

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