ata: update for of_device to platform_device replacement

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c
index ea24c1e..2673a3d 100644
--- a/drivers/ata/sata_dwc_460ex.c
+++ b/drivers/ata/sata_dwc_460ex.c
@@ -1588,7 +1588,7 @@
 	},
 };
 
-static int sata_dwc_probe(struct of_device *ofdev,
+static int sata_dwc_probe(struct platform_device *ofdev,
 			const struct of_device_id *match)
 {
 	struct sata_dwc_device *hsdev;
@@ -1702,7 +1702,7 @@
 	return err;
 }
 
-static int sata_dwc_remove(struct of_device *ofdev)
+static int sata_dwc_remove(struct platform_device *ofdev)
 {
 	struct device *dev = &ofdev->dev;
 	struct ata_host *host = dev_get_drvdata(dev);