uboot-phytec

cros_ec: Add crosec flashinfo command

Add command to print out the flash info as reported by the
ec. The data read back includes size, write block size,
erase block size.

Signed-off-by: Moritz Fischer <moritz.fischer@ettus.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: u-boot@lists.denx.de
Acked-by: Simon Glass <sjg@chromium.org>