diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 974d3db6faab..b7232c46b244 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -1138,6 +1138,19 @@ void __init fsl_pci_assign_primary(void)
 			return;
 	}
 
+	/*
+	 * If there's no PCI host bridge with ISA then check for
+	 * PCI host bridge with alias "pci0" (first PCI host bridge).
+	 */
+	np = of_find_node_by_path("pci0");
+	if (np && of_match_node(pci_ids, np) && of_device_is_available(np)) {
+		fsl_pci_primary = np;
+		of_node_put(np);
+		return;
+	}
+	if (np)
+		of_node_put(np);
+
 	/*
 	 * If there's no PCI host bridge with ISA, arbitrarily
 	 * designate one as primary.  This can go away once