MIPS: JZ4740: qi_lb60: Look for NAND chip in bank 1.

All NanoNotes have their NAND in bank 1.
Specifying the bank is required since multi-bank support was introduced.

Signed-off-by: Maarten ter Huurne <maarten@treewalker.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3561/


Acked-By: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>