clk: Modify xlate() method for livetree

Update the xlate() method to use ofnode_phandle_args instead of the fdtdec
variant. This will allow drivers to support a live device tree.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/clk/clk_stm32f7.c b/drivers/clk/clk_stm32f7.c
index da3c204..fcdc3c0 100644
--- a/drivers/clk/clk_stm32f7.c
+++ b/drivers/clk/clk_stm32f7.c
@@ -252,8 +252,7 @@
 	return 0;
 }
 
-static int stm32_clk_of_xlate(struct clk *clk,
-			struct fdtdec_phandle_args *args)
+static int stm32_clk_of_xlate(struct clk *clk, struct ofnode_phandle_args *args)
 {
 	debug("%s(clk=%p)\n", __func__, clk);