clk: Convert to using %pOFn instead of device_node.name

In preparation to remove the node name pointer from struct device_node,
convert printf users to use the %pOFn format specifier.

Cc: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: linux-clk@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-renesas-soc@vger.kernel.org
Cc: linux-omap@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/ti/gate.c

@@ -179,7 +179,7 @@ static void __init _of_ti_gate_clk_setup(struct device_node *node,
 	}
 
 	if (of_clk_get_parent_count(node) != 1) {
-		pr_err("%s must have 1 parent\n", node->name);
+		pr_err("%pOFn must have 1 parent\n", node);
 		return;
 	}