diff options
Diffstat (limited to 'drivers/mtd/nand/raw/orion_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/orion_nand.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/mtd/nand/raw/orion_nand.c b/drivers/mtd/nand/raw/orion_nand.c index df9c0f8e4b4e..66211c9311d2 100644 --- a/drivers/mtd/nand/raw/orion_nand.c +++ b/drivers/mtd/nand/raw/orion_nand.c @@ -22,6 +22,7 @@ #include <linux/platform_data/mtd-orion_nand.h> struct orion_nand_info { + struct nand_controller controller; struct nand_chip chip; struct clk *clk; }; @@ -82,6 +83,20 @@ static void orion_nand_read_buf(struct nand_chip *chip, uint8_t *buf, int len) buf[i++] = readb(io_base); } +static int orion_nand_attach_chip(struct nand_chip *chip) +{ + chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT; + + if (chip->ecc.algo == NAND_ECC_ALGO_UNKNOWN) + chip->ecc.algo = NAND_ECC_ALGO_HAMMING; + + return 0; +} + +static const struct nand_controller_ops orion_nand_ops = { + .attach_chip = orion_nand_attach_chip, +}; + static int __init orion_nand_probe(struct platform_device *pdev) { struct orion_nand_info *info; @@ -101,6 +116,10 @@ static int __init orion_nand_probe(struct platform_device *pdev) nc = &info->chip; mtd = nand_to_mtd(nc); + nand_controller_init(&info->controller); + info->controller.ops = &orion_nand_ops; + nc->controller = &info->controller; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); io_base = devm_ioremap_resource(&pdev->dev, res); @@ -139,8 +158,6 @@ static int __init orion_nand_probe(struct platform_device *pdev) nc->legacy.IO_ADDR_R = nc->legacy.IO_ADDR_W = io_base; nc->legacy.cmd_ctrl = orion_nand_cmd_ctrl; nc->legacy.read_buf = orion_nand_read_buf; - nc->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT; - nc->ecc.algo = NAND_ECC_ALGO_HAMMING; if (board->chip_delay) nc->legacy.chip_delay = board->chip_delay; |