Replace pending patch with version accepted upstream.
Other than in the first suggested version, the new property is now
called 'u-boot,bootconf' instead of 'bootconf'.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Store selected boot configuration in '/chosen' node in device tree, so
it can be accessed by Linux (and used for fine-tuning the FIT partition
parser).
Signed-off-by: Daniel Golle <daniel@makrotopia.org>