net: dsa: provide a switch device device tree node pointer
We might need to fetch additional resources from the device tree node
pointer, such as register ranges or other properties. Keep a device_node
pointer around for this.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 6e26f1e..decc627 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -15,6 +15,7 @@
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/workqueue.h>
+#include <linux/of.h>
#define DSA_MAX_SWITCHES 4
#define DSA_MAX_PORTS 12
@@ -26,6 +27,12 @@
struct device *mii_bus;
int sw_addr;
+ /* Device tree node pointer for this specific switch chip
+ * used during switch setup in case additional properties
+ * and resources needs to be used
+ */
+ struct device_node *of_node;
+
/*
* The names of the switch's ports. Use "cpu" to
* designate the switch port that the cpu is connected to,