PCI: tegra: Use generic pci_remap_iospace() rather than ARM32-specific one

Use the pci_remap_iospace() function provided by the PCI core, rather
than the 32-bit ARM-specific pci_ioremap_io().

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 9595518..f04b062 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -645,7 +645,7 @@
 				sys->mem_offset);
 	pci_add_resource(&sys->resources, &pcie->busn);
 
-	pci_ioremap_io(pcie->pio.start, pcie->io.start);
+	pci_remap_iospace(&pcie->pio, pcie->io.start);
 
 	return 1;
 }