1 files changed, 10 insertions, 4 deletions

diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index be50e795536d..e7fcea7f3300 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -475,13 +475,12 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
 {
         int ret = 0;
 
+        if (!ap_syscon_base)
+                return -EINVAL;
+
         if (nr == 0) {
                 sys->mem_offset = PHYS_PCI_MEM_BASE;
                 ret = pci_v3_setup_resources(sys);
-                /* Remap the Integrator system controller */
-                ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
-                if (!ap_syscon_base)
-                        return -EINVAL;
         }
 
         return ret;
@@ -497,6 +496,13 @@ void __init pci_v3_preinit(void)
         unsigned int temp;
         int ret;
 
+        /* Remap the Integrator system controller */
+        ap_syscon_base = ioremap(INTEGRATOR_SC_BASE, 0x100);
+        if (!ap_syscon_base) {
+                pr_err("unable to remap the AP syscon for PCIv3\n");
+                return;
+        }
+
         pcibios_min_mem = 0x00100000;
 
         /*