CONFIG_EARLY_PRINTK on versatile broken in mainline

[Fabio Estevam]

On Thu, Apr 5, 2012 at 7:52 PM, Grant Likely <grant.likely at secretlab.ca> wrote:
> Has anyone else had problems with CONFIG_EARLY_PRINTK on current
> mainline?  ARM versatile fails to boot on qemu when it is selected.
> I've just started bisecting.  v3.3 is okay, but current mainline is
> broken.  Output stops after dumping out the memblock regions, and
> __log_buf stops at the same place.

Please try this patch:
http://permalink.gmane.org/gmane.linux.ports.arm.kernel/158694