This bug is fixed in the current version of focal: ubuntu@ubuntu:~$ ubuntu@ubuntu:~$ apt-cache policy linux-firmware-raspi2 linux-firmware-raspi2: Installed: 4-0ubuntu0~20.04.1 Candidate: 4-0ubuntu0~20.04.1 Version table: *** 4-0ubuntu0~20.04.1 500 500 http://ports.ubuntu.com/ubuntu-ports focal-updates/multiverse armhf Packages 100 /var/lib/dpkg/status 1.20200212-0ubuntu1 500 500 http://ports.ubuntu.com/ubuntu-ports focal/multiverse armhf Packages ubuntu@ubuntu:~$ cat /proc/device-tree/model; echo Raspberry Pi Compute Module 4 Rev 1.0 ubuntu@ubuntu:~$ ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether dc:a6:32:fe:ba:b0 brd ff:ff:ff:ff:ff:ff inet 192.168.0.56/24 brd 192.168.0.255 scope global dynamic eth0 valid_lft 42801sec preferred_lft 42801sec inet6 fe80::dea6:32ff:fefe:bab0/64 scope link valid_lft forever preferred_lft forever 3: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether dc:a6:32:fe:ba:b1 brd ff:ff:ff:ff:ff:ff ubuntu@ubuntu:~$
** Changed in: linux-firmware-raspi2 (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1912385 Title: No wlan interfaces found on CM4 after firmware update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-firmware-raspi2/+bug/1912385/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs