Public bug reported: The 5.4 kernel doesn't provide a DTB for the 3A+ and the firmware falls back loading the DTB for the 3B+. That's not pretty and the brcmfmac driver also tries to load the 'wrong' NVRAM file.
MESS:00:00:01.823728:0: dtb_file 'bcm2710-rpi-3-a-plus.dtb' MESS:00:00:01.833563:0: dtb_file 'bcm2710-rpi-3-b-plus.dtb' MESS:00:00:01.842337:0: brfs: File read: /mfs/sd/bcm2710-rpi-3-b-plus.dtb MESS:00:00:01.847427:0: Loading 'bcm2710-rpi-3-b-plus.dtb' to 0x3000000 size 0x6fd3 ** Affects: linux-raspi (Ubuntu) Importance: Undecided Status: Invalid ** Affects: linux-raspi (Ubuntu Focal) Importance: Undecided Status: New ** Also affects: linux-raspi (Ubuntu Focal) Importance: Undecided Status: New ** Changed in: linux-raspi (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-raspi in Ubuntu. https://bugs.launchpad.net/bugs/1971971 Title: Missing DTB for 3A+ Status in linux-raspi package in Ubuntu: Invalid Status in linux-raspi source package in Focal: New Bug description: The 5.4 kernel doesn't provide a DTB for the 3A+ and the firmware falls back loading the DTB for the 3B+. That's not pretty and the brcmfmac driver also tries to load the 'wrong' NVRAM file. MESS:00:00:01.823728:0: dtb_file 'bcm2710-rpi-3-a-plus.dtb' MESS:00:00:01.833563:0: dtb_file 'bcm2710-rpi-3-b-plus.dtb' MESS:00:00:01.842337:0: brfs: File read: /mfs/sd/bcm2710-rpi-3-b-plus.dtb MESS:00:00:01.847427:0: Loading 'bcm2710-rpi-3-b-plus.dtb' to 0x3000000 size 0x6fd3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1971971/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp