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/mpc83xx_spisel_boot.c b/drivers/gpio/mpc83xx_spisel_boot.c
index 245b43f..a35e4de 100644
--- a/drivers/gpio/mpc83xx_spisel_boot.c
+++ b/drivers/gpio/mpc83xx_spisel_boot.c
@@ -61,7 +61,7 @@
 }
 
 #if CONFIG_IS_ENABLED(OF_CONTROL)
-static int mpc83xx_spisel_boot_ofdata_to_platdata(struct udevice *dev)
+static int mpc83xx_spisel_boot_of_to_plat(struct udevice *dev)
 {
 	struct mpc8xxx_gpio_plat *plat = dev_get_plat(dev);
 	fdt_addr_t addr;
@@ -140,7 +140,7 @@
 	.id	= UCLASS_GPIO,
 	.ops	= &mpc83xx_spisel_boot_ops,
 #if CONFIG_IS_ENABLED(OF_CONTROL)
-	.ofdata_to_platdata = mpc83xx_spisel_boot_ofdata_to_platdata,
+	.of_to_plat = mpc83xx_spisel_boot_of_to_plat,
 	.plat_auto	= sizeof(struct mpc8xxx_gpio_plat),
 	.of_match = mpc83xx_spisel_boot_ids,
 #endif