@@ -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 dsa_chip_data {
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,
@@ -410,6 +410,7 @@ static int dsa_of_probe(struct platform_device *pdev)
chip_index++;
cd = &pd->chip[chip_index];
+ cd->of_node = child;
cd->mii_bus = &mdio_bus->dev;
sw_addr = of_get_property(child, "reg", NULL);
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> --- include/net/dsa.h | 7 +++++++ net/dsa/dsa.c | 1 + 2 files changed, 8 insertions(+)