@@ -2584,3 +2584,27 @@ struct device_node *of_graph_get_remote_port(const struct device_node *node)
return of_get_next_parent(np);
}
EXPORT_SYMBOL(of_graph_get_remote_port);
+
+int of_graph_get_port_count(const struct device_node *np)
+{
+ struct device_node *port;
+ int num = 0;
+
+ for_each_of_port(np, port)
+ num++;
+
+ return num;
+}
+EXPORT_SYMBOL(of_graph_get_port_count);
+
+int of_graph_get_endpoint_count(const struct device_node *np)
+{
+ struct device_node *port, *endpoint;
+ int num = 0;
+
+ for_each_of_endpoint(np, port, endpoint)
+ num++;
+
+ return num;
+}
+EXPORT_SYMBOL(of_graph_get_endpoint_count);
@@ -54,6 +54,8 @@ struct of_endpoint {
#ifdef CONFIG_OF
int of_graph_parse_endpoint(const struct device_node *node,
struct of_endpoint *endpoint);
+int of_graph_get_port_count(const struct device_node *np);
+int of_graph_get_endpoint_count(const struct device_node *np);
struct device_node *of_graph_get_port_by_id(struct device_node *node, u32 id);
struct device_node *of_graph_get_top_port(struct device *dev);
struct device_node *of_graph_get_next_port(const struct device_node *parent,
@@ -79,6 +81,12 @@ static inline int of_graph_parse_endpoint(const struct device_node *node,
return -ENOSYS;
}
+static inline int of_graph_get_endpoint_count(const struct device_node *np,
+ char *type)
+{
+ return 0;
+}
+
static inline struct device_node *of_graph_get_port_by_id(
struct device_node *node, u32 id)
{