--- zzzz-none-000/linux-3.10.107/arch/mn10300/unit-asb2305/pci-asb2305.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mn10300/unit-asb2305/pci-asb2305.c	2021-02-04 17:41:59.000000000 +0000
@@ -106,7 +106,7 @@
 				if (!r->flags)
 					continue;
 				if (!r->start ||
-				    pci_claim_resource(dev, idx) < 0) {
+				    pci_claim_bridge_resource(dev, idx) < 0) {
 					printk(KERN_ERR "PCI:"
 					       " Cannot allocate resource"
 					       " region %d of bridge %s\n",
@@ -183,18 +183,16 @@
 	struct pci_dev *dev = NULL;
 	struct resource *r;
 
-	if (!(pci_probe & PCI_ASSIGN_ROMS)) {
-		/* Try to use BIOS settings for ROMs, otherwise let
-		   pci_assign_unassigned_resources() allocate the new
-		   addresses. */
-		for_each_pci_dev(dev) {
-			r = &dev->resource[PCI_ROM_RESOURCE];
-			if (!r->flags || !r->start)
-				continue;
-			if (pci_claim_resource(dev, PCI_ROM_RESOURCE) < 0) {
-				r->end -= r->start;
-				r->start = 0;
-			}
+	/* Try to use BIOS settings for ROMs, otherwise let
+	   pci_assign_unassigned_resources() allocate the new
+	   addresses. */
+	for_each_pci_dev(dev) {
+		r = &dev->resource[PCI_ROM_RESOURCE];
+		if (!r->flags || !r->start)
+			continue;
+		if (pci_claim_resource(dev, PCI_ROM_RESOURCE) < 0) {
+			r->end -= r->start;
+			r->start = 0;
 		}
 	}
 
@@ -221,7 +219,7 @@
 	/* Leave vm_pgoff as-is, the PCI space address is the physical
 	 * address on this platform.
 	 */
-	vma->vm_flags |= VM_LOCKED | VM_IO;
+	vma->vm_flags |= VM_LOCKED;
 
 	prot = pgprot_val(vma->vm_page_prot);
 	prot &= ~_PAGE_CACHE;