src: Use of device_t is deprecated

Change-Id: I9cebfc5c77187bd81094031c43ff6df094908417
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/27010
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/drivers/net/ne2k.c

@@ -273,7 +273,11 @@ static void ns8390_reset(unsigned int eth_nic_base)
 
 int ne2k_init(unsigned int eth_nic_base) {
 
-	device_t dev;
+#ifdef __SIMPLE_DEVICE__
+	pci_devfn_t dev;
+#else
+	struct device *dev;
+#endif
 	unsigned char c;
 
 	/* Power management controller */