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Index: linux-2.6.28/arch/powerpc/sysdev/ppc4xx_pci.c
===================================================================
--- linux-2.6.28.orig/arch/powerpc/sysdev/ppc4xx_pci.c 2009-03-19 17:46:18.000000000 +0100
+++ linux-2.6.28/arch/powerpc/sysdev/ppc4xx_pci.c 2009-03-19 17:46:55.000000000 +0100
@@ -1591,7 +1591,9 @@
if (!port->endpoint) {
/* Set Class Code to PCI-PCI bridge and Revision Id to 1 */
out_le32(mbase + 0x208, 0x06040001);
-
+ printk(KERN_INFO "maximum payload size 512 bytes.\n");
+ /* maximum payload size 512 bytes */
+ out_le32(mbase + 0x25C, 0x00000002);
printk(KERN_INFO "PCIE%d: successfully set as root-complex\n",
port->index);
} else {
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