Comment 1 for bug 1878803

Hardware Certification have completed testing this -proposed kernel. No regressions were observed, results are available here:
Rpi2b-armhf: https://certification.canonical.com/hardware/201608-25030/submission/170465/
Rpi3b-arm64: https://certification.canonical.com/hardware/201811-26649/submission/169769/
Rpi3b-armhf: https://certification.canonical.com/hardware/201811-26649/submission/169775/
Rpi3a+-arm64: https://certification.canonical.com/hardware/201901-26785/submission/169751/
Rpi3a+-armhf: https://certification.canonical.com/hardware/201901-26785/submission/169768/
Rpi3b+-arm64: https://certification.canonical.com/hardware/201810-26542/submission/169767/
Rpi3b+-armhf: https://certification.canonical.com/hardware/201810-26542/submission/169773/
Rpi4b-1g-arm64: https://certification.canonical.com/hardware/201910-27407/submission/170463/
Rpi4b-1g-armhf: https://certification.canonical.com/hardware/201910-27407/submission/170466/
Rpi4b-2g-arm64: https://certification.canonical.com/hardware/201911-27506/submission/170206/
Rpi4b-2g-armhf: https://certification.canonical.com/hardware/201911-27506/submission/169759/
Rpi4b-4g-arm64: https://certification.canonical.com/hardware/201911-27455/submission/169752/
Rpi4b-4g-armhf: https://certification.canonical.com/hardware/201911-27455/submission/169764/
CM3-arm64: No space to upgrade kernel
CM3-armhf: No space to upgrade kernel
CM3+-arm64: https://certification.canonical.com/hardware/201908-27277/submission/169758/
CM3+-armhf: https://certification.canonical.com/hardware/201908-27277/submission/169772/