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/gpio/gpio-uclass.c b/drivers/gpio/gpio-uclass.c
index 4eedd4f..65b18ce 100644
--- a/drivers/gpio/gpio-uclass.c
+++ b/drivers/gpio/gpio-uclass.c
@@ -239,7 +239,7 @@
 	u32 val[2];
 };
 
-static int gpio_hog_ofdata_to_platdata(struct udevice *dev)
+static int gpio_hog_of_to_plat(struct udevice *dev)
 {
 	struct gpio_hog_data *plat = dev_get_plat(dev);
 	const char *nodename;
@@ -338,7 +338,7 @@
 U_BOOT_DRIVER(gpio_hog) = {
 	.name	= "gpio_hog",
 	.id	= UCLASS_NOP,
-	.ofdata_to_platdata = gpio_hog_ofdata_to_platdata,
+	.of_to_plat = gpio_hog_of_to_plat,
 	.probe = gpio_hog_probe,
 	.priv_auto	= sizeof(struct gpio_hog_priv),
 	.plat_auto	= sizeof(struct gpio_hog_data),