diff options
Diffstat (limited to 'drivers/mtd/nand/raw/lpc32xx_mlc.c')
| -rw-r--r-- | drivers/mtd/nand/raw/lpc32xx_mlc.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/drivers/mtd/nand/raw/lpc32xx_mlc.c b/drivers/mtd/nand/raw/lpc32xx_mlc.c index 4940bb2e3c07..9e728c731795 100644 --- a/drivers/mtd/nand/raw/lpc32xx_mlc.c +++ b/drivers/mtd/nand/raw/lpc32xx_mlc.c @@ -648,6 +648,9 @@ static int lpc32xx_nand_attach_chip(struct nand_chip *chip) struct lpc32xx_nand_host *host = nand_get_controller_data(chip); struct device *dev = &host->pdev->dev; + if (chip->ecc.engine_type != NAND_ECC_ENGINE_TYPE_ON_HOST) + return 0; + host->dma_buf = devm_kzalloc(dev, mtd->writesize, GFP_KERNEL); if (!host->dma_buf) return -ENOMEM; @@ -656,8 +659,17 @@ static int lpc32xx_nand_attach_chip(struct nand_chip *chip) if (!host->dummy_buf) return -ENOMEM; - chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST; chip->ecc.size = 512; + chip->ecc.hwctl = lpc32xx_ecc_enable; + chip->ecc.read_page_raw = lpc32xx_read_page; + chip->ecc.read_page = lpc32xx_read_page; + chip->ecc.write_page_raw = lpc32xx_write_page_lowlevel; + chip->ecc.write_page = lpc32xx_write_page_lowlevel; + chip->ecc.write_oob = lpc32xx_write_oob; + chip->ecc.read_oob = lpc32xx_read_oob; + chip->ecc.strength = 4; + chip->ecc.bytes = 10; + mtd_set_ooblayout(mtd, &lpc32xx_ooblayout_ops); host->mlcsubpages = mtd->writesize / 512; @@ -741,15 +753,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) platform_set_drvdata(pdev, host); /* Initialize function pointers */ - nand_chip->ecc.hwctl = lpc32xx_ecc_enable; - nand_chip->ecc.read_page_raw = lpc32xx_read_page; - nand_chip->ecc.read_page = lpc32xx_read_page; - nand_chip->ecc.write_page_raw = lpc32xx_write_page_lowlevel; - nand_chip->ecc.write_page = lpc32xx_write_page_lowlevel; - nand_chip->ecc.write_oob = lpc32xx_write_oob; - nand_chip->ecc.read_oob = lpc32xx_read_oob; - nand_chip->ecc.strength = 4; - nand_chip->ecc.bytes = 10; nand_chip->legacy.waitfunc = lpc32xx_waitfunc; nand_chip->options = NAND_NO_SUBPAGE_WRITE; |