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ff015659b6
The MPIC version 2.0 has a MSI errata (errata PIC1 of mpc8544), It causes that neither MSI nor MSI-X can work fine. This is a workaround to allow MSI-X to function properly. Signed-off-by: Liu Shuo <soniccat.liu@gmail.com> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> Signed-off-by: Scott Wood <scottwood@freescale.com>