diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index da72a30ab865..973f58771d96 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -1471,7 +1471,7 @@ static int __init pmac_i2c_create_platform_devices(void)
 		if (bus->platform_dev == NULL)
 			return -ENOMEM;
 		bus->platform_dev->dev.platform_data = bus;
-		bus->platform_dev->dev.of_node = bus->busnode;
+		bus->platform_dev->dev.of_node = of_node_get(bus->busnode);
 		platform_device_add(bus->platform_dev);
 	}