PCI: altera: Enable driver on ARM64

Enable PCIE_ALTERA on ARM64 platform.
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>

drivers/pci/controller/Kconfig

@@ -175,7 +175,7 @@ config PCIE_IPROC_MSI
 
 config PCIE_ALTERA
 	bool "Altera PCIe controller"
-	depends on ARM || NIOS2 || COMPILE_TEST
+	depends on ARM || NIOS2 || ARM64 || COMPILE_TEST
 	help
 	  Say Y here if you want to enable PCIe controller support on Altera
 	  FPGA.