cris: fix Kconfig mismatch when building with CONFIG_PCI
I/O port access. Normally there is no I/O space on CRIS but when
Cardbus/PCI is enabled the request is passed through the bridge.
lib/pci_iomap.c: In function ‘pci_iomap_range’:
lib/pci_iomap.c:43:3: error: implicit declaration of function ‘ioport_map’ [-Werror=implicit-function-declaration]
return __pci_ioport_map(dev, start, len);
^