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/power/regulator/fan53555.c b/drivers/power/regulator/fan53555.c
index 02a08b5..fcd1d52 100644
--- a/drivers/power/regulator/fan53555.c
+++ b/drivers/power/regulator/fan53555.c
@@ -100,7 +100,7 @@
 	unsigned int sleep_vol_cache;
 };
 
-static int fan53555_regulator_ofdata_to_platdata(struct udevice *dev)
+static int fan53555_regulator_of_to_plat(struct udevice *dev)
 {
 	struct fan53555_platdata *dev_pdata = dev_get_plat(dev);
 	struct dm_regulator_uclass_plat *uc_pdata =
@@ -238,7 +238,7 @@
 	.name = "fan53555_regulator",
 	.id = UCLASS_REGULATOR,
 	.ops = &fan53555_regulator_ops,
-	.ofdata_to_platdata = fan53555_regulator_ofdata_to_platdata,
+	.of_to_plat = fan53555_regulator_of_to_plat,
 	.plat_auto	= sizeof(struct fan53555_platdata),
 	.priv_auto	= sizeof(struct fan53555_priv),
 	.probe = fan53555_probe,