Create a new bootmeth for VBE along with a library to handle finding the VBE methods. Signed-off-by: Simon Glass <sjg@chromium.org>
The 'bootstd' device provides the central information about U-Boot standard boot. Add a uclass for bootstd and the various helpers needed to make it work. Also add a binding file. Signed-off-by: Simon Glass <sjg@chromium.org>