On Wed, Jun 11, 2014 at 10:58 AM, Rob Herring [off-list ref] wrote:

I think I figured it out. The function
serial8250_find_port_for_earlycon is failing to match 'uart' console to
'ttyS' console and transfer the options. It was also failing to create
an option string when the baud rate is probed. Can you try out the
below patch?

Rob,

That works.  Thanks for digging deeper into this.

Here's a tag for when you push that patch:

Reported-and-tested-by: Tony Luck <tony.luck@intel.com>

-Tony