I am also seeing this after an automatic update from linux-image-5.11.0-1017-raspi to linux-image-5.11.0-1019-raspi. The display output is lost very early on in the boot process.
The only way I could get round it was to roll the kernel back to 5.11.0-2017.
I am also seeing this after an automatic update from linux-image- 5.11.0- 1017-raspi to linux-image- 5.11.0- 1019-raspi. The display output is lost very early on in the boot process.
The only way I could get round it was to roll the kernel back to 5.11.0-2017.
Roger