PCI: xilinx: Allow build on MIPS platforms

Allow the xilinx-pcie driver to be built on MIPS platforms which make use
of generic PCI drivers rather than legacy MIPS-specific interfaces. This
is used on the MIPS Boston development board.

Signed-off-by: Paul Burton <[e-mail]>
Signed-off-by: Bjorn Helgaas <[e-mail]>
Cc: Bharat Kumar Gogada <[e-mail]>
Cc: Michal Simek <[e-mail]>
Cc: Ravikiran Gummaluri <[e-mail]>

drivers/pci/host/Kconfig

···
 
 config PCIE_XILINX
 	bool "Xilinx AXI PCIe host bridge support"
-	depends on ARCH_ZYNQ || MICROBLAZE
+	depends on ARCH_ZYNQ || MICROBLAZE || (MIPS && PCI_DRIVERS_GENERIC)
 	help
 	  Say 'Y' here if you want kernel to support the Xilinx AXI PCIe
 	  Host Bridge driver.