diff options
Diffstat (limited to 'drivers/mtd/nand/raw/fsmc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/raw/fsmc_nand.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c index 1f4c74f0f6..1c24710b2d 100644 --- a/drivers/mtd/nand/raw/fsmc_nand.c +++ b/drivers/mtd/nand/raw/fsmc_nand.c @@ -389,55 +389,6 @@ static int fsmc_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip, return 0; } -#ifndef CONFIG_SPL_BUILD -/* - * fsmc_nand_switch_ecc - switch the ECC operation between different engines - * - * @eccstrength - the number of bits that could be corrected - * (1 - HW, 4 - SW BCH4) - */ -int fsmc_nand_switch_ecc(uint32_t eccstrength) -{ - struct nand_chip *nand; - struct mtd_info *mtd; - int err; - - /* - * This functions is only called on SPEAr600 platforms, supporting - * 1 bit HW ECC. The BCH8 HW ECC (FSMC_VER8) from the ST-Ericsson - * Nomadik SoC is currently supporting this fsmc_nand_switch_ecc() - * function, as it doesn't need to switch to a different ECC layout. - */ - mtd = get_nand_dev_by_index(nand_curr_device); - nand = mtd_to_nand(mtd); - - /* Setup the ecc configurations again */ - if (eccstrength == 1) { - nand->ecc.mode = NAND_ECC_HW; - nand->ecc.bytes = 3; - nand->ecc.strength = 1; - nand->ecc.layout = &fsmc_ecc1_layout; - nand->ecc.calculate = fsmc_read_hwecc; - nand->ecc.correct = nand_correct_data; - } else if (eccstrength == 4) { - /* - * .calculate .correct and .bytes will be set in - * nand_scan_tail() - */ - nand->ecc.mode = NAND_ECC_SOFT_BCH; - nand->ecc.strength = 4; - nand->ecc.layout = NULL; - } else { - printf("Error: ECC strength %d not supported!\n", eccstrength); - } - - /* Update NAND handling after ECC mode switch */ - err = nand_scan_tail(mtd); - - return err; -} -#endif /* CONFIG_SPL_BUILD */ - int fsmc_nand_init(struct nand_chip *nand) { static int chip_nr; |