NEWEMAC: Add compatible "ibm,tah" to tah matching table

Add "ibm,tah" to the compatible matching table of the ibm_newemac
tah driver. The type "tah" is still preserved for compatibility reasons.
New dts files should use the compatible property though.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/ibm_newemac/tah.c b/drivers/net/ibm_newemac/tah.c
index 96417ad..b023d10 100644
--- a/drivers/net/ibm_newemac/tah.c
+++ b/drivers/net/ibm_newemac/tah.c
@@ -155,6 +155,10 @@
 static struct of_device_id tah_match[] =
 {
 	{
+		.compatible	= "ibm,tah",
+	},
+	/* For backward compat with old DT */
+	{
 		.type		= "tah",
 	},
 	{},