OF: parse OF clock providers after populate

This adds a call to of_clk_init right after platform devices have been
populated.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

drivers/of/base.c

@@ -1734,6 +1734,7 @@ int of_probe(void)
 		of_add_memory(memory, false);
 
 	of_platform_populate(root_node, of_default_bus_match_table, NULL);
+	of_clk_init(root_node, NULL);
 
 	return 0;
 }