This adds support for the bpi-r4 variant with internal 2.5G PHY and
additional ethernet port instead of second sfp.
Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Probing of the fitblk driver in some situations happens after Linux
attempts to mount rootfs, which then fails.
Always use 'rootwait' kernel parameter when using fitblk for rootfs.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>