allow loading port maps from OF

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 36283

target/linux/generic/files/include/linux/switch.h

@@ -98,6 +98,7 @@ struct switch_dev_ops {
 };
 
 struct switch_dev {
+	struct device_node *of_node;
 	const struct switch_dev_ops *ops;
 	/* will be automatically filled */
 	char devname[IFNAMSIZ];
@@ -118,6 +119,7 @@ struct switch_dev {
 
 	struct mutex sw_mutex;
 	struct switch_port *portbuf;
+	struct switch_portmap *portmap;
 
 	char buf[128];
 
@@ -131,6 +133,11 @@ struct switch_port {
 	u32 flags;
 };
 
+struct switch_portmap {
+	u32 virt;
+	const char *s;
+};
+
 struct switch_val {
 	const struct switch_attr *attr;
 	int port_vlan;