The Denali IP does not update the revision register properly.
Allow to override it with SoC data associated with compatible.
Linux had already finished big surgery of this driver, but I need
to prepare the NAND core before the full sync of the driver.
For now, I am fixing the most fatal problem on UniPhier platform.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>