The interrupt handler is setup in denali_init(), not in
denali_drv_init().  This comment is false.

Such a comment adds no value, so just delete it instead of move.
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: NMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>