On 2/15/21 7:23 AM, Michal Simek wrote: [ ... ] > >> I think the problem is here: >> >> /* initialize device tree for usage in early_printk */ >> early_init_devtree(_fdt_start); >> >> That probably also explains why enabling earlycon doesn't help. > > Can you please elaborate more on it? > I see earlycon to be enabled quite early. > > [ 0.000000] Ramdisk addr 0x00000000, > [ 0.000000] Compiled-in FDT at (ptrval)
Unless I was missing something, this is where it failed. > [ 0.000000] earlycon: ns16550a0 at MMIO 0x44a01000 (options '115200n8') > [ 0.000000] printk: bootconsole [ns16550a0] enabled > [ 0.000000] cma: Reserved 16 MiB at 0xaec00000 > [ ... ] > > Please send the patch. Would be the best as early as possible and I will > queue it for 5.12. > https://lore.kernel.org/patchwork/patch/1380316/ Guenter
