arm64: defconfig: Enable PCIEPORTBUS

PCIe features like AER, Hotplug, PME, DPC depend on PCIEPORTBUS,
so enable PCIEPORTBUS as default.
Signed-off-by: Dongdong Liu <liudongdong3@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>

arch/arm64/configs/defconfig

@@ -67,6 +67,7 @@ CONFIG_ARCH_XGENE=y
 CONFIG_ARCH_ZX=y
 CONFIG_ARCH_ZYNQMP=y
 CONFIG_PCI=y
+CONFIG_PCIEPORTBUS=y
 CONFIG_PCI_IOV=y
 CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_ACPI=y