root@rpi4-ubuntu:/etc/apt/sources.list.d# aptitude  install --with-recommends rpi-eeprom
The following NEW packages will be installed:
  flashrom{a} rpi-eeprom
0 packages upgraded, 2 newly installed, 0 to remove and 94 not upgraded.
Need to get 452 kB of archives. After unpacking 4142 kB will be used.
Do you want to continue? [Y/n/?] Y
Get: 1 http://ports.ubuntu.com/ubuntu-ports focal/universe arm64 flashrom arm64 1.2-5 [136 kB]
Get: 2 http://ppa.launchpad.net/waveform/eeprom/ubuntu focal/main arm64 rpi-eeprom all 7.8-0ubuntu1~20.04.1~ppa1 [316 kB]
Fetched 452 kB in 1s (564 kB/s)
Selecting previously unselected package rpi-eeprom.
(Reading database ... 219112 files and directories currently installed.)
Preparing to unpack .../rpi-eeprom_7.8-0ubuntu1~20.04.1~ppa1_all.deb ...
Unpacking rpi-eeprom (7.8-0ubuntu1~20.04.1~ppa1) ...
Selecting previously unselected package flashrom.
Preparing to unpack .../flashrom_1.2-5_arm64.deb ...
Unpacking flashrom (1.2-5) ...
Setting up flashrom (1.2-5) ...
Setting up rpi-eeprom (7.8-0ubuntu1~20.04.1~ppa1) ...
Created symlink /etc/systemd/system/multi-user.target.wants/rpi-eeprom-update.service → /lib/systemd/system/rpi-eeprom-update.service.
Job for rpi-eeprom-update.service failed because the control process exited with error code.
See "systemctl status rpi-eeprom-update.service" and "journalctl -xe" for details.
Processing triggers for man-db (2.9.1-1) ...

root@rpi4-ubuntu:/etc/apt/sources.list.d# systemctl status rpi-eeprom-update.service
● rpi-eeprom-update.service - Check for Raspberry Pi EEPROM updates
     Loaded: loaded (/lib/systemd/system/rpi-eeprom-update.service; enabled; vendor preset: enabled)
     Active: failed (Result: exit-code) since Thu 2020-07-30 02:53:24 UTC; 39s ago
    Process: 1984343 ExecStart=/usr/bin/rpi-eeprom-update -a (code=exited, status=2)
   Main PID: 1984343 (code=exited, status=2)

Jul 30 02:53:24 rpi4-ubuntu systemd[1]: Starting Check for Raspberry Pi EEPROM updates...
Jul 30 02:53:24 rpi4-ubuntu rpi-eeprom-update[1984343]: BCM2711 detected
Jul 30 02:53:24 rpi4-ubuntu rpi-eeprom-update[1984343]: Dedicated VL805 EEPROM detected
Jul 30 02:53:24 rpi4-ubuntu rpi-eeprom-update[1984343]: vcgencmd not found. On Debian, try installing the libraspberrypi-bin package.
Jul 30 02:53:24 rpi4-ubuntu systemd[1]: rpi-eeprom-update.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Jul 30 02:53:24 rpi4-ubuntu systemd[1]: rpi-eeprom-update.service: Failed with result 'exit-code'.
Jul 30 02:53:24 rpi4-ubuntu systemd[1]: Failed to start Check for Raspberry Pi EEPROM updates.
root@rpi4-ubuntu:/etc/apt/sources.list.d# apt-get install libraspberrypi-bin
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package libraspberrypi-bin is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source