Add Attansic L1 ethernet driver.

This driver is a modified version of the Attansic reference driver
for the L1 ethernet adapter.  Attansic has granted permission for
its inclusion in the mainline kernel.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index defdeed..920d21e 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2073,6 +2073,8 @@
 
 #define PCI_VENDOR_ID_PASEMI		0x1959
 
+#define PCI_VENDOR_ID_ATTANSIC		0x1969
+
 #define PCI_VENDOR_ID_JMICRON		0x197B
 #define PCI_DEVICE_ID_JMICRON_JMB360	0x2360
 #define PCI_DEVICE_ID_JMICRON_JMB361	0x2361