diff options
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/atmel_nand.c | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 35b4fb55dbd..fb87b03f1a2 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -34,22 +34,10 @@ #include <linux/dmaengine.h> #include <linux/gpio.h> #include <linux/io.h> +#include <linux/platform_data/atmel.h> -#include <mach/board.h> #include <mach/cpu.h> -#ifdef CONFIG_MTD_NAND_ATMEL_ECC_HW -#define hard_ecc 1 -#else -#define hard_ecc 0 -#endif - -#ifdef CONFIG_MTD_NAND_ATMEL_ECC_NONE -#define no_ecc 1 -#else -#define no_ecc 0 -#endif - static int use_dma = 1; module_param(use_dma, int, 0); @@ -532,23 +520,22 @@ static int __init atmel_nand_probe(struct platform_device *pdev) if (gpio_is_valid(host->board->rdy_pin)) nand_chip->dev_ready = atmel_nand_device_ready; + nand_chip->ecc.mode = host->board->ecc_mode; + regs = platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!regs && hard_ecc) { + if (!regs && nand_chip->ecc.mode == NAND_ECC_HW) { printk(KERN_ERR "atmel_nand: can't get I/O resource " "regs\nFalling back on software ECC\n"); + nand_chip->ecc.mode = NAND_ECC_SOFT; } - nand_chip->ecc.mode = NAND_ECC_SOFT; /* enable ECC */ - if (no_ecc) - nand_chip->ecc.mode = NAND_ECC_NONE; - if (hard_ecc && regs) { + if (nand_chip->ecc.mode == NAND_ECC_HW) { host->ecc = ioremap(regs->start, resource_size(regs)); if (host->ecc == NULL) { printk(KERN_ERR "atmel_nand: ioremap failed\n"); res = -EIO; goto err_ecc_ioremap; } - nand_chip->ecc.mode = NAND_ECC_HW; nand_chip->ecc.calculate = atmel_nand_calculate; nand_chip->ecc.correct = atmel_nand_correct; nand_chip->ecc.hwctl = atmel_nand_hwctl; |