The flash chipselects can span 32MB, fix this in the built-in device
tree.
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5704/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>