rockchip: mkimage: use spl_boot0 for all Rockchip SoCs

Enable the spl_boot0 in SPL and use the pre-padding TAG memory,
the mkimage do not need to pad it but only need to replace the value
with correct TAG value.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
[Updated:]
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
1 file changed