Comment 1 for bug 1903154

Hardware Certification have completed testing this -proposed kernel. No regressions were observed, results are available here:
Rpi2b-armhf: https://certification.canonical.com/hardware/201906-27188/submission/190038/
Rpi3b-arm64: https://certification.canonical.com/hardware/201907-27197/submission/190032/
Rpi3b-armhf: https://certification.canonical.com/hardware/201811-26649/submission/188963/
Rpi3a+-arm64: https://certification.canonical.com/hardware/201907-27199/submission/188959/
Rpi3a+-armhf: https://certification.canonical.com/hardware/201907-27199/submission/190034/
Rpi3b+-arm64: https://certification.canonical.com/hardware/201810-26542/submission/188983/
Rpi3b+-armhf: https://certification.canonical.com/hardware/201907-27198/submission/190029/
Rpi4b-1g-arm64: https://certification.canonical.com/hardware/201911-27471/submission/190045/
Rpi4b-1g-armhf: https://certification.canonical.com/hardware/201911-27471/submission/190041/
Rpi4b-2g-arm64: https://certification.canonical.com/hardware/201911-27507/submission/190042/
Rpi4b-2g-armhf: https://certification.canonical.com/hardware/201911-27507/submission/190046/
Rpi4b-4g-arm64: https://certification.canonical.com/hardware/201911-27456/submission/190028/
Rpi4b-4g-armhf: https://certification.canonical.com/hardware/201911-27455/submission/190027/
Rpi4b-8g-arm64: https://certification.canonical.com/hardware/202004-27865/submission/188972/
Rpi4b-8g-armhf: https://certification.canonical.com/hardware/202004-27865/submission/188976/
CM3-arm64: https://certification.canonical.com/hardware/201711-25992/submission/189077/
CM3-armhf: https://certification.canonical.com/hardware/201711-25992/submission/189061/
CM3+-arm64: https://certification.canonical.com/hardware/201908-27277/submission/188977/
CM3+-armhf: https://certification.canonical.com/hardware/201908-27277/submission/190040/