diff --git a/drivers/clk/at91/clk-main.c b/drivers/clk/at91/clk-main.c
index 59fa3cc..c240045 100644
--- a/drivers/clk/at91/clk-main.c
+++ b/drivers/clk/at91/clk-main.c
@@ -614,7 +614,7 @@
 	const char *name = np->name;
 	int i;
 
-	num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+	num_parents = of_clk_get_parent_count(np);
 	if (num_parents <= 0 || num_parents > 2)
 		return;