From: Peng Fan <peng....@freescale.com> Calculate ecc strength according oobsize, but not hardcoded which is not aligned with kernel driver
Signed-off-by: Peng Fan <peng....@freescale.com> Signed-off-by: Ye.Li <b37...@freescale.com> Reviewed-by: Marek Vasut <ma...@denx.de> Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks> --- drivers/mtd/nand/mxs_nand.c | 22 ++++------------------ 1 file changed, 4 insertions(+), 18 deletions(-) diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index 7a064ab..a45fcf9 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -146,26 +146,12 @@ static uint32_t mxs_nand_aux_status_offset(void) static inline uint32_t mxs_nand_get_ecc_strength(uint32_t page_data_size, uint32_t page_oob_size) { - if (page_data_size == 2048) { - if (page_oob_size == 64) - return 8; + int ecc_strength; - if (page_oob_size == 112) - return 14; - } - - if (page_data_size == 4096) { - if (page_oob_size == 128) - return 8; - - if (page_oob_size == 218) - return 16; + ecc_strength = ((page_oob_size - MXS_NAND_METADATA_SIZE) * 8) + / (13 * mxs_nand_ecc_chunk_cnt(page_data_size)); - if (page_oob_size == 224) - return 16; - } - - return 0; + return round_down(ecc_strength, 2); } static inline uint32_t mxs_nand_get_mark_offset(uint32_t page_data_size, -- 2.3.5 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot