treewide: Rename PHY_INTERFACE_MODE_NONE to PHY_INTERFACE_MODE_NA

Rename constant PHY_INTERFACE_MODE_NONE to PHY_INTERFACE_MODE_NA to make
it compatible with Linux' naming.

Signed-off-by: Marek BehĂșn <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
diff --git a/drivers/net/fm/t1024.c b/drivers/net/fm/t1024.c
index 696e74c..7110fb4 100644
--- a/drivers/net/fm/t1024.c
+++ b/drivers/net/fm/t1024.c
@@ -39,7 +39,7 @@
 	u32 rcwsr13 = in_be32(&gur->rcwsr[13]);
 
 	if (is_device_disabled(port))
-		return PHY_INTERFACE_MODE_NONE;
+		return PHY_INTERFACE_MODE_NA;
 
 	if ((port == FM1_10GEC1) && (is_serdes_configured(XFI_FM1_MAC1)))
 		return PHY_INTERFACE_MODE_XGMII;
@@ -83,5 +83,5 @@
 		break;
 	}
 
-	return PHY_INTERFACE_MODE_NONE;
+	return PHY_INTERFACE_MODE_NA;
 }