mtd: nand: omap2: use the mtd instance embedded in struct nand_chip

struct nand_chip now embeds an mtd device. Make use of this mtd instance.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

drivers/mtd/nand/omap2.c

@@ -152,7 +152,6 @@ static struct nand_hw_control omap_gpmc_controller = {
 
 struct omap_nand_info {
 	struct omap_nand_platform_data	*pdata;
-	struct mtd_info			mtd;
 	struct nand_chip		nand;
 	struct platform_device		*pdev;
 
@@ -179,8 +178,9 @@ struct omap_nand_info {
 
 static inline struct omap_nand_info *mtd_to_omap(struct mtd_info *mtd)
 {
-	return container_of(mtd, struct omap_nand_info, mtd);
+	return container_of(mtd_to_nand(mtd), struct omap_nand_info, nand);
 }
+
 /**
  * omap_prefetch_enable - configures and starts prefetch transfer
  * @cs: cs (chip select) number
@@ -1670,10 +1670,10 @@ static int omap_nand_probe(struct platform_device *pdev)
 	info->reg		= pdata->reg;
 	info->of_node		= pdata->of_node;
 	info->ecc_opt		= pdata->ecc_opt;
-	mtd			= &info->mtd;
+	nand_chip		= &info->nand;
+	mtd			= nand_to_mtd(nand_chip);
 	mtd->priv		= &info->nand;
 	mtd->dev.parent		= &pdev->dev;
-	nand_chip		= &info->nand;
 	nand_chip->ecc.priv	= NULL;
 	nand_set_flash_node(nand_chip, pdata->of_node);
 
@@ -1897,7 +1897,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 				ecclayout->eccpos[ecclayout->eccbytes - 1] + 1;
 
 		err = elm_config(info->elm_dev, BCH4_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;
@@ -1951,7 +1951,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 		nand_chip->ecc.write_page	= omap_write_page_bch;
 
 		err = elm_config(info->elm_dev, BCH8_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;
@@ -1981,7 +1981,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 		nand_chip->ecc.write_page	= omap_write_page_bch;
 
 		err = elm_config(info->elm_dev, BCH16_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;