--- zzzz-none-000/linux-4.1.38/lib/pci_iomap.c	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/lib/pci_iomap.c	2020-11-25 10:06:48.000000000 +0000
@@ -39,7 +39,13 @@
 	start += offset;
 	if (maxlen && len > maxlen)
 		len = maxlen;
+#if defined(CONFIG_BCM_KF_ARM_BCM963XX)
+	/* IO Resource not supported */
+	if (!IS_ENABLED(CONFIG_NO_GENERIC_PCI_IOPORT_MAP) &&
+			(flags & IORESOURCE_IO))
+#else
 	if (flags & IORESOURCE_IO)
+#endif
 		return __pci_ioport_map(dev, start, len);
 	if (flags & IORESOURCE_MEM) {
 		if (flags & IORESOURCE_CACHEABLE)