dm: treewide: Rename 'platdata' variables to just 'plat'

We use 'priv' for private data but often use 'platdata' for platform data.
We can't really use 'pdata' since that is ambiguous (it could mean private
or platform data).

Rename some of the latter variables to end with 'plat' for consistency.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/lib/efi_driver/efi_block_device.c b/lib/efi_driver/efi_block_device.c
index fcd6eb8..830fdab 100644
--- a/lib/efi_driver/efi_block_device.c
+++ b/lib/efi_driver/efi_block_device.c
@@ -59,8 +59,8 @@
 static ulong efi_bl_read(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
 			 void *buffer)
 {
-	struct efi_blk_platdata *platdata = dev_get_platdata(dev);
-	struct efi_block_io *io = platdata->io;
+	struct efi_blk_platdata *plat = dev_get_platdata(dev);
+	struct efi_block_io *io = plat->io;
 	efi_status_t ret;
 
 	EFI_PRINT("%s: read '%s', from block " LBAFU ", " LBAFU " blocks\n",
@@ -88,8 +88,8 @@
 static ulong efi_bl_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,
 			  const void *buffer)
 {
-	struct efi_blk_platdata *platdata = dev_get_platdata(dev);
-	struct efi_block_io *io = platdata->io;
+	struct efi_blk_platdata *plat = dev_get_platdata(dev);
+	struct efi_block_io *io = plat->io;
 	efi_status_t ret;
 
 	EFI_PRINT("%s: write '%s', from block " LBAFU ", " LBAFU " blocks\n",
@@ -118,7 +118,7 @@
 	struct blk_desc *desc;
 	const char *if_typename;
 
-	desc = dev_get_uclass_platdata(dev);
+	desc = dev_get_uclass_plat(dev);
 	if_typename = blk_get_if_type_name(desc->if_type);
 
 	return efi_disk_create_partitions(handle, desc, if_typename,
@@ -140,7 +140,7 @@
 	struct efi_object *obj = efi_search_obj(handle);
 	struct efi_block_io *io = interface;
 	int disks;
-	struct efi_blk_platdata *platdata;
+	struct efi_blk_platdata *plat;
 
 	EFI_PRINT("%s: handle %p, interface %p\n", __func__, handle, io);
 
@@ -169,9 +169,9 @@
 	/* Set the DM_FLAG_NAME_ALLOCED flag to avoid a memory leak */
 	device_set_name_alloced(bdev);
 
-	platdata = dev_get_platdata(bdev);
-	platdata->handle = handle;
-	platdata->io = interface;
+	plat = dev_get_platdata(bdev);
+	plat->handle = handle;
+	plat->io = interface;
 
 	ret = device_probe(bdev);
 	if (ret)
@@ -196,7 +196,7 @@
 	.name			= "efi_blk",
 	.id			= UCLASS_BLK,
 	.ops			= &efi_blk_ops,
-	.platdata_auto	= sizeof(struct efi_blk_platdata),
+	.plat_auto	= sizeof(struct efi_blk_platdata),
 };
 
 /* EFI driver operators */