--- a/include/linux/of_i2c.h	Thu Apr 09 12:06:38 2009 +0200
+++ b/include/linux/of_i2c.h	Thu Apr 09 12:07:21 2009 +0200
@@ -17,4 +17,7 @@
 void of_register_i2c_devices(struct i2c_adapter *adap,
 			     struct device_node *adap_node);
 
+/* must call put_device() when done with returned i2c_client device */
+struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);
+
 #endif /* __LINUX_OF_I2C_H */