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/mmc/sdhci-cadence.c b/drivers/mmc/sdhci-cadence.c
index ffbac44..2b726c2 100644
--- a/drivers/mmc/sdhci-cadence.c
+++ b/drivers/mmc/sdhci-cadence.c
@@ -135,7 +135,7 @@
 static void sdhci_cdns_set_control_reg(struct sdhci_host *host)
 {
 	struct mmc *mmc = host->mmc;
-	struct sdhci_cdns_plat *plat = dev_get_platdata(mmc->dev);
+	struct sdhci_cdns_plat *plat = dev_get_plat(mmc->dev);
 	unsigned int clock = mmc->clock;
 	u32 mode, tmp;
 
@@ -203,7 +203,7 @@
 static int __maybe_unused sdhci_cdns_execute_tuning(struct udevice *dev,
 						    unsigned int opcode)
 {
-	struct sdhci_cdns_plat *plat = dev_get_platdata(dev);
+	struct sdhci_cdns_plat *plat = dev_get_plat(dev);
 	struct mmc *mmc = &plat->mmc;
 	int cur_streak = 0;
 	int max_streak = 0;
@@ -246,7 +246,7 @@
 
 static int sdhci_cdns_bind(struct udevice *dev)
 {
-	struct sdhci_cdns_plat *plat = dev_get_platdata(dev);
+	struct sdhci_cdns_plat *plat = dev_get_plat(dev);
 
 	return sdhci_bind(dev, &plat->mmc, &plat->cfg);
 }
@@ -255,7 +255,7 @@
 {
 	DECLARE_GLOBAL_DATA_PTR;
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
-	struct sdhci_cdns_plat *plat = dev_get_platdata(dev);
+	struct sdhci_cdns_plat *plat = dev_get_plat(dev);
 	struct sdhci_host *host = dev_get_priv(dev);
 	fdt_addr_t base;
 	int ret;