sf: dataflash: Remove unneeded spi data

dataflash doesn't require options, memory_map from spi.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: York Sun <york.sun@nxp.com>
Signed-off-by: Jagan Teki <jagan@openedev.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagan Teki <jagan@openedev.com>

drivers/mtd/spi/sf_dataflash.c

@@ -584,6 +584,7 @@ static int spi_dataflash_probe(struct udevice *dev)
 	int ret, status = 0;
 
 	spi_flash = dev_get_uclass_priv(dev);
+	spi_flash->spi = spi;
 	spi_flash->dev = dev;
 
 	ret = spi_claim_bus(spi);
@@ -664,11 +665,6 @@ static int spi_dataflash_probe(struct udevice *dev)
 		}
 	}
 
-	/* Assign spi data */
-	spi_flash->spi = spi;
-	spi_flash->memory_map = spi->memory_map;
-	spi_flash->dual_flash = spi->option;
-
 	spi_release_bus(spi);
 
 	return 0;