dm: treewide: Rename dev_get_platdata() to dev_get_plat()

Rename this to be consistent with the change from 'platdata'.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c
index 0e4e88e..bf800a8 100644
--- a/drivers/net/mvgbe.c
+++ b/drivers/net/mvgbe.c
@@ -554,7 +554,7 @@
 #ifdef CONFIG_DM_ETH
 static int mvgbe_write_hwaddr(struct udevice *dev)
 {
-	struct eth_pdata *pdata = dev_get_platdata(dev);
+	struct eth_pdata *pdata = dev_get_plat(dev);
 
 	port_uc_addr_set(dev_get_priv(dev), pdata->enetaddr);
 
@@ -906,7 +906,7 @@
 
 static int mvgbe_start(struct udevice *dev)
 {
-	struct eth_pdata *pdata = dev_get_platdata(dev);
+	struct eth_pdata *pdata = dev_get_plat(dev);
 	struct mvgbe_device *dmvgbe = dev_get_priv(dev);
 	int ret;
 
@@ -948,7 +948,7 @@
 
 static int mvgbe_probe(struct udevice *dev)
 {
-	struct eth_pdata *pdata = dev_get_platdata(dev);
+	struct eth_pdata *pdata = dev_get_plat(dev);
 	struct mvgbe_device *dmvgbe = dev_get_priv(dev);
 	struct mii_dev *bus;
 	int ret;
@@ -988,7 +988,7 @@
 
 static int mvgbe_ofdata_to_platdata(struct udevice *dev)
 {
-	struct eth_pdata *pdata = dev_get_platdata(dev);
+	struct eth_pdata *pdata = dev_get_plat(dev);
 	struct mvgbe_device *dmvgbe = dev_get_priv(dev);
 	void *blob = (void *)gd->fdt_blob;
 	int node = dev_of_offset(dev);