diff --git a/[refs] b/[refs]
index 37e6cc274e7a..bb34ef15f9a9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a097a78c1e6e4030fcef3bcab6351b6001662335
+refs/heads/master: 565f37642c78754a85efe6c20a4a15e18ed21f07
diff --git a/trunk/arch/powerpc/sysdev/fsl_pci.c b/trunk/arch/powerpc/sysdev/fsl_pci.c
index 44bc903ead74..9817f63723dd 100644
--- a/trunk/arch/powerpc/sysdev/fsl_pci.c
+++ b/trunk/arch/powerpc/sysdev/fsl_pci.c
@@ -41,6 +41,9 @@ static int __init setup_one_atmu(struct ccsr_pci __iomem *pci,
 	pr_debug("PCI MEM resource start 0x%016llx, size 0x%016llx.\n",
 		(u64)res->start, (u64)size);
 
+	if (res->flags & IORESOURCE_PREFETCH)
+		flags |= 0x10000000; /* enable relaxed ordering */
+
 	for (i = 0; size > 0; i++) {
 		unsigned int bits = min(__ilog2(size),
 					__ffs(pci_addr | phys_addr));