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/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c
index 0b8e82b..2008c15 100644
--- a/drivers/pwm/pwm-imx.c
+++ b/drivers/pwm/pwm-imx.c
@@ -126,7 +126,7 @@
 	return 0;
 };
 
-static int imx_pwm_ofdata_to_platdata(struct udevice *dev)
+static int imx_pwm_of_to_plat(struct udevice *dev)
 {
 	struct imx_pwm_priv *priv = dev_get_priv(dev);
 
@@ -156,7 +156,7 @@
 	.id	= UCLASS_PWM,
 	.of_match = imx_pwm_ids,
 	.ops	= &imx_pwm_ops,
-	.ofdata_to_platdata	= imx_pwm_ofdata_to_platdata,
+	.of_to_plat	= imx_pwm_of_to_plat,
 	.probe		= imx_pwm_probe,
 	.priv_auto	= sizeof(struct imx_pwm_priv),
 };