PCI: mvebu: add compatible string for orion5x

orion5x uses an older version of the same PCIe hardware as kirkwood,
so we should be able to use the same driver.

The existing orion pcie driver contains a workaround for PCI config
space access, this adds a similar function ot the mvebu driver.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
3 files changed