The mtd_debug write does not work in this context. The flashcp command does
work, provides both the erase and write functions and with the verbose
option gives good feedback.
Signed-off-by: Stephen Graf <stephen.graf@gmail.com>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Add some long overdue instructions for building and installing U-Boot on
Allwinner SoC based boards.
This describes the building process, including TF-A and crust, plus
installation to SD card, eMMC and SPI flash, both from Linux and U-Boot
itself. Also describe FEL booting.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>