microblaze: PCI early support for noMMU system

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index f03f8be..0be3435 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -561,11 +561,13 @@
 		 * memory, effectively behaving just like /dev/zero
 		 */
 		if ((offset + size) > hose->isa_mem_size) {
+#ifdef CONFIG_MMU
 			printk(KERN_DEBUG
 				"Process %s (pid:%d) mapped non-existing PCI"
 				"legacy memory for 0%04x:%02x\n",
 				current->comm, current->pid, pci_domain_nr(bus),
 								bus->number);
+#endif
 			if (vma->vm_flags & VM_SHARED)
 				return shmem_zero_setup(vma);
 			return 0;