diff --git a/arch/ppc/syslib/m8260_pci.c b/arch/ppc/syslib/m8260_pci.c
index bd564fb..057cc3f 100644
--- a/arch/ppc/syslib/m8260_pci.c
+++ b/arch/ppc/syslib/m8260_pci.c
@@ -171,10 +171,9 @@
 	m8260_setup_pci(hose);
         hose->pci_mem_offset = MPC826x_PCI_MEM_OFFSET;
 
-        isa_io_base =
-                (unsigned long) ioremap(MPC826x_PCI_IO_BASE,
+        hose->io_base_virt = ioremap(MPC826x_PCI_IO_BASE,
                                         MPC826x_PCI_IO_SIZE);
-        hose->io_base_virt = (void *) isa_io_base;
+        isa_io_base = (unsigned long) hose->io_base_virt;
  
         /* setup resources */
         pci_init_resource(&hose->mem_resources[0],
diff --git a/arch/ppc/syslib/mpc52xx_pci.c b/arch/ppc/syslib/mpc52xx_pci.c
index c723efd..59cf3e8 100644
--- a/arch/ppc/syslib/mpc52xx_pci.c
+++ b/arch/ppc/syslib/mpc52xx_pci.c
@@ -205,13 +205,11 @@
 
 	hose->pci_mem_offset = MPC52xx_PCI_MEM_OFFSET;
 
-	isa_io_base =
-		(unsigned long) ioremap(MPC52xx_PCI_IO_BASE,
-					MPC52xx_PCI_IO_SIZE);
-	hose->io_base_virt = (void *) isa_io_base;
+	hose->io_base_virt = ioremap(MPC52xx_PCI_IO_BASE, MPC52xx_PCI_IO_SIZE);
+	isa_io_base = (unsigned long) hose->io_base_virt;
 
 	hose->cfg_addr = &pci_regs->car;
-	hose->cfg_data = (void __iomem *) isa_io_base;
+	hose->cfg_data = hose->io_base_virt;
 
 	/* Setup resources */
 	pci_init_resource(&hose->mem_resources[0],
diff --git a/arch/ppc/syslib/ppc85xx_setup.c b/arch/ppc/syslib/ppc85xx_setup.c
index 81f1968..152c3ef 100644
--- a/arch/ppc/syslib/ppc85xx_setup.c
+++ b/arch/ppc/syslib/ppc85xx_setup.c
@@ -280,16 +280,14 @@
 	hose_a->io_space.end = MPC85XX_PCI1_UPPER_IO;
 	hose_a->io_base_phys = MPC85XX_PCI1_IO_BASE;
 #ifdef CONFIG_85xx_PCI2
-	isa_io_base =
-		(unsigned long) ioremap(MPC85XX_PCI1_IO_BASE,
+	hose_a->io_base_virt =  ioremap(MPC85XX_PCI1_IO_BASE,
 					MPC85XX_PCI1_IO_SIZE +
 					MPC85XX_PCI2_IO_SIZE);
 #else
-	isa_io_base =
-		(unsigned long) ioremap(MPC85XX_PCI1_IO_BASE,
+	hose_a->io_base_virt =  ioremap(MPC85XX_PCI1_IO_BASE,
 					MPC85XX_PCI1_IO_SIZE);
 #endif
-	hose_a->io_base_virt = (void *) isa_io_base;
+	isa_io_base = (unsigned long)hose_a->io_base_virt;
 
 	/* setup resources */
 	pci_init_resource(&hose_a->mem_resources[0],
@@ -329,8 +327,8 @@
 	hose_b->io_space.start = MPC85XX_PCI2_LOWER_IO;
 	hose_b->io_space.end = MPC85XX_PCI2_UPPER_IO;
 	hose_b->io_base_phys = MPC85XX_PCI2_IO_BASE;
-	hose_b->io_base_virt = (void *) isa_io_base + MPC85XX_PCI1_IO_SIZE;
-
+	hose_b->io_base_virt = hose_a->io_base_virt + MPC85XX_PCI1_IO_SIZE;
+	
 	/* setup resources */
 	pci_init_resource(&hose_b->mem_resources[0],
 			MPC85XX_PCI2_LOWER_MEM,