diff --git a/[refs] b/[refs]
index bf911abfb209..0f2f2031dde5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 643dd09eb27b40ced671564edbe2640935fe37c2
+refs/heads/master: 0938643e533cc80ef0cdfdd2e260c4910d0f8bc7
diff --git a/trunk/drivers/of/of_i2c.c b/trunk/drivers/of/of_i2c.c
index 068488717f69..1e173f357674 100644
--- a/trunk/drivers/of/of_i2c.c
+++ b/trunk/drivers/of/of_i2c.c
@@ -94,4 +94,18 @@ struct i2c_client *of_find_i2c_device_by_node(struct device_node *node)
 }
 EXPORT_SYMBOL(of_find_i2c_device_by_node);
 
+/* must call put_device() when done with returned i2c_adapter device */
+struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)
+{
+	struct device *dev;
+
+	dev = bus_find_device(&i2c_bus_type, NULL, node,
+					 of_dev_node_match);
+	if (!dev)
+		return NULL;
+
+	return i2c_verify_adapter(dev);
+}
+EXPORT_SYMBOL(of_find_i2c_adapter_by_node);
+
 MODULE_LICENSE("GPL");
diff --git a/trunk/include/linux/of_i2c.h b/trunk/include/linux/of_i2c.h
index 0efe8d465f55..1cb775f8e663 100644
--- a/trunk/include/linux/of_i2c.h
+++ b/trunk/include/linux/of_i2c.h
@@ -20,6 +20,10 @@ extern void of_i2c_register_devices(struct i2c_adapter *adap);
 /* must call put_device() when done with returned i2c_client device */
 extern struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);
 
+/* must call put_device() when done with returned i2c_adapter device */
+extern struct i2c_adapter *of_find_i2c_adapter_by_node(
+						struct device_node *node);
+
 #else
 static inline void of_i2c_register_devices(struct i2c_adapter *adap)
 {