mtd: nand: nuc900: set ECC algorithm explicitly

This is part of process deprecating NAND_ECC_SOFT_BCH (and switching to
enum nand_ecc_algo).

Signed-off-by: Rafał Miłecki <[e-mail]>
Signed-off-by: Boris Brezillon <[e-mail]>

drivers/mtd/nand/nuc900_nand.c

···
 	chip->chip_delay	= 50;
 	chip->options		= 0;
 	chip->ecc.mode		= NAND_ECC_SOFT;
+	chip->ecc.algo		= NAND_ECC_HAMMING;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	nuc900_nand->reg = devm_ioremap_resource(&pdev->dev, res);