spi: dw-pci: Add MODULE_DEVICE_TABLE

MODULE_DEVICE_TABLE is missing from the PCI part of the driver. Add it
so userspace can autoload the the driver when it is built as module.
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Link: https://lore.kernel.org/r/20190829125000.26303-1-jarkko.nikula@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-dw-pci.c

@@ -140,6 +140,7 @@ static const struct pci_device_id pci_ids[] = {
 	{ PCI_VDEVICE(INTEL, 0x4b87), (kernel_ulong_t)&spi_pci_ehl_desc},
 	{},
 };
+MODULE_DEVICE_TABLE(pci, pci_ids);
 
 static struct pci_driver dw_spi_driver = {
 	.name =		DRIVER_NAME,