dm: treewide: Rename ofdata_to_platdata() to of_to_plat()

This name is far too long. Rename it to remove the 'data' bits. This makes
it consistent with the platdata->plat rename.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/serial/serial_mtk.c b/drivers/serial/serial_mtk.c
index afa6e8c..665b2aa 100644
--- a/drivers/serial/serial_mtk.c
+++ b/drivers/serial/serial_mtk.c
@@ -216,7 +216,7 @@
 	return 0;
 }
 
-static int mtk_serial_ofdata_to_platdata(struct udevice *dev)
+static int mtk_serial_of_to_plat(struct udevice *dev)
 {
 	struct mtk_serial_priv *priv = dev_get_priv(dev);
 	fdt_addr_t addr;
@@ -267,7 +267,7 @@
 	.name = "serial_mtk",
 	.id = UCLASS_SERIAL,
 	.of_match = mtk_serial_ids,
-	.ofdata_to_platdata = mtk_serial_ofdata_to_platdata,
+	.of_to_plat = mtk_serial_of_to_plat,
 	.priv_auto	= sizeof(struct mtk_serial_priv),
 	.probe = mtk_serial_probe,
 	.ops = &mtk_serial_ops,